def align(fastq_file, pair_file, ref_file, names, align_dir, data):
config = data["config"]
out_prefix = os.path.join(align_dir, names["lane"])
out_file = out_prefix + "Aligned.out.sam"
out_dir = os.path.join(align_dir, "%s_star" % names["lane"])
final_out = os.path.join(out_dir, "{0}.bam".format(names["sample"]))
if file_exists(final_out):
return final_out
star_path = config_utils.get_program("STAR", config)
fastq = " ".join([fastq_file, pair_file]) if pair_file else fastq_file
num_cores = config["algorithm"].get("num_cores", 1)
safe_makedir(align_dir)
cmd = ("{star_path} --genomeDir {ref_file} --readFilesIn {fastq} "
"--runThreadN {num_cores} --outFileNamePrefix {out_prefix} "
"--outReadsUnmapped Fastx --outFilterMultimapNmax 10 "
"--outSAMunmapped Within")
cmd += _read_group_option(names)
fusion_mode = get_in(data, ("config", "algorithm", "fusion_mode"), False)
if fusion_mode:
cmd += " --chimSegmentMin 15 --chimJunctionOverhangMin 15"
strandedness = get_in(data, ("config", "algorithm", "strandedness"),
"unstranded").lower()
if strandedness == "unstranded":
cmd += " --outSAMstrandField intronMotif"
run_message = "Running STAR aligner on %s and %s." % (pair_file, ref_file)
do.run(cmd.format(**locals()), run_message, None)
out_file = bam.sam_to_bam(out_file, config)
out_file = _fix_sam_header(out_file, config)
if not file_exists(final_out):
symlink_plus(out_file, final_out)
return final_out
def align_pipe(fastq_file, pair_file, ref_file, names, align_dir, data):
"""Perform piped alignment of fastq input files, generating sorted output BAM.
"""
pair_file = pair_file if pair_file else ""
out_file = os.path.join(align_dir, "{0}-sort.bam".format(names["lane"]))
qual_format = data["config"]["algorithm"].get("quality_format", "").lower()
if data.get("align_split"):
final_file = out_file
out_file, data = alignprep.setup_combine(final_file, data)
fastq_file = alignprep.split_namedpipe_cl(fastq_file, data)
if pair_file:
pair_file = alignprep.split_namedpipe_cl(pair_file, data)
else:
final_file = None
if qual_format == "illumina":
fastq_file = alignprep.fastq_convert_pipe_cl(fastq_file, data)
if pair_file:
pair_file = alignprep.fastq_convert_pipe_cl(pair_file, data)
rg_info = novoalign.get_rg_info(names)
if not utils.file_exists(out_file) and (final_file is None or not utils.file_exists(final_file)):
# If we cannot do piping, use older bwa aln approach
if not _can_use_mem(fastq_file, data):
out_file = _align_backtrack(fastq_file, pair_file, ref_file, out_file,
names, rg_info, data)
else:
out_file = _align_mem(fastq_file, pair_file, ref_file, out_file,
names, rg_info, data)
data["work_bam"] = out_file
return data
def align(fastq_file, pair_file, ref_file, out_base, align_dir, data,
names=None):
"""Perform a BWA alignment, generating a SAM file.
"""
config = data["config"]
sai1_file = os.path.join(align_dir, "%s_1.sai" % out_base)
sai2_file = (os.path.join(align_dir, "%s_2.sai" % out_base)
if pair_file else None)
sam_file = os.path.join(align_dir, "%s.sam" % out_base)
if not utils.file_exists(sam_file):
if not utils.file_exists(sai1_file):
with file_transaction(sai1_file) as tx_sai1_file:
_run_bwa_align(fastq_file, ref_file, tx_sai1_file, config)
if sai2_file and not utils.file_exists(sai2_file):
with file_transaction(sai2_file) as tx_sai2_file:
_run_bwa_align(pair_file, ref_file, tx_sai2_file, config)
align_type = "sampe" if sai2_file else "samse"
sam_cl = [config_utils.get_program("bwa", config), align_type, ref_file, sai1_file]
if sai2_file:
sam_cl.append(sai2_file)
sam_cl.append(fastq_file)
if sai2_file:
sam_cl.append(pair_file)
with file_transaction(sam_file) as tx_sam_file:
cmd = "{cl} > {out_file}".format(cl=" ".join(sam_cl), out_file=tx_sam_file)
do.run(cmd, "bwa {align_type}".format(**locals()), None)
return sam_file
def combine_bed_by_size(input_beds, sample, work_dir, data, delim=","):
"""Combine a set of BED files, breaking into individual size chunks.
"""
out_file = os.path.join(work_dir, "%s-ensemble.bed" % sample)
if len(input_beds) > 0:
size_beds = []
for e_start, e_end in validate.EVENT_SIZES:
base, ext = os.path.splitext(out_file)
size_out_file = "%s-%s_%s%s" % (base, e_start, e_end, ext)
if not utils.file_exists(size_out_file):
with file_transaction(data, size_out_file) as tx_out_file:
with shared.bedtools_tmpdir(data):
all_file = "%s-all.bed" % utils.splitext_plus(tx_out_file)[0]
has_regions = False
with open(all_file, "w") as out_handle:
for line in fileinput.input(input_beds):
chrom, start, end, event_str = line.split()[:4]
event = event_str.split("_", 1)[0]
size = int(end) - int(start)
if size >= e_start and size < e_end or event == "BND":
out_handle.write(line)
has_regions = True
if has_regions:
pybedtools.BedTool(all_file).sort(stream=True)\
.merge(c=4, o="distinct", delim=delim).saveas(tx_out_file)
if utils.file_exists(size_out_file):
ann_size_out_file = annotate.add_genes(size_out_file, data)
size_beds.append(ann_size_out_file)
if len(size_beds) > 0:
out_file = bedutils.combine(size_beds, out_file, data)
return out_file
def align_to_sort_bam(fastq1, fastq2, aligner, data):
"""Align to the named genome build, returning a sorted BAM file.
"""
names = data["rgnames"]
align_dir_parts = [data["dirs"]["work"], "align", names["sample"]]
if data.get("disambiguate"):
align_dir_parts.append(data["disambiguate"]["genome_build"])
aligner_index = _get_aligner_index(aligner, data)
align_dir = utils.safe_makedir(apply(os.path.join, align_dir_parts))
ref_file = tz.get_in(("reference", "fasta", "base"), data)
if fastq1.endswith(".bam"):
data = _align_from_bam(fastq1, aligner, aligner_index, ref_file,
names, align_dir, data)
else:
data = _align_from_fastq(fastq1, fastq2, aligner, aligner_index, ref_file,
names, align_dir, data)
if data["work_bam"] and utils.file_exists(data["work_bam"]):
if data.get("align_split") and dd.get_mark_duplicates(data):
# If merging later with with bamsormadup need query sorted inputs
# but CWL requires a bai file. Create a fake one to make it happy.
bam.fake_index(data["work_bam"], data)
else:
bam.index(data["work_bam"], data["config"])
for extra in ["-sr", "-disc"]:
extra_bam = utils.append_stem(data['work_bam'], extra)
if utils.file_exists(extra_bam):
bam.index(extra_bam, data["config"])
return data
def _fetch_chrom_sizes(config):
PROGRAM = "fetchChromSizes"
if not program_exists(PROGRAM):
logger.error("%s is not in the path or is not executable. Make sure "
"it is installed or go to "
"http://hgdownload.cse.ucsc.edu/admin/exe/"
"to download it." % (PROGRAM))
exit(1)
if "annotation" not in config:
logger.error("'annotation' must be in the yaml file. See example "
" configuration files")
exit(1)
if "name" not in config["annotation"]:
logger.error("'name' must be in the yaml file under "
" 'annotation'. See example configuration files.")
exit(1)
genome = config["annotation"]["name"]
chrom_size_file = os.path.join(_results_dir(config),
genome + ".sizes")
if file_exists(chrom_size_file):
return chrom_size_file
with file_transaction(chrom_size_file) as tmp_chrom_size_file:
sh.fetchChromSizes(genome, _out=tmp_chrom_size_file)
if not file_exists(chrom_size_file):
logger.error("chromosome size file does not exist. Check "
"'annotation': 'name' to make sure it is valid.")
exit(1)
return chrom_size_file
def align_pipe(fastq_file, pair_file, ref_file, names, align_dir, data):
"""Perform piped alignment of fastq input files, generating sorted output BAM.
"""
pair_file = pair_file if pair_file else ""
out_file = os.path.join(align_dir, "{0}-sort.bam".format(names["lane"]))
if data.get("align_split"):
final_file = out_file
out_file, data = alignprep.setup_combine(final_file, data)
fastq_file = alignprep.split_namedpipe_cl(fastq_file, data)
if pair_file:
pair_file = alignprep.split_namedpipe_cl(pair_file, data)
else:
final_file = None
samtools = config_utils.get_program("samtools", data["config"])
novoalign = config_utils.get_program("novoalign", data["config"])
resources = config_utils.get_resources("novoalign", data["config"])
num_cores = data["config"]["algorithm"].get("num_cores", 1)
max_mem = resources.get("memory", "1G")
extra_novo_args = " ".join(_novoalign_args_from_config(data["config"]))
rg_info = get_rg_info(names)
if not utils.file_exists(out_file) and (final_file is None or not utils.file_exists(final_file)):
with utils.curdir_tmpdir(data) as work_dir:
with postalign.tobam_cl(data, out_file, pair_file != "") as (tobam_cl, tx_out_file):
tx_out_prefix = os.path.splitext(tx_out_file)[0]
cmd = ("{novoalign} -o SAM '{rg_info}' -d {ref_file} -f {fastq_file} {pair_file} "
" -c {num_cores} {extra_novo_args} | ")
cmd = cmd.format(**locals()) + tobam_cl
do.run(cmd, "Novoalign: %s" % names["sample"], None,
[do.file_nonempty(tx_out_file), do.file_reasonable_size(tx_out_file, fastq_file)])
data["work_bam"] = out_file
return data
def _extract_split_and_discordants(in_bam, work_dir, data):
"""Retrieve split-read alignments from input BAM file.
"""
dedup_file = os.path.join(work_dir, "%s-dedup.bam" % os.path.splitext(os.path.basename(in_bam))[0])
sr_file = os.path.join(work_dir, "%s-sr.bam" % os.path.splitext(os.path.basename(in_bam))[0])
disc_file = os.path.join(work_dir, "%s-disc.bam" % os.path.splitext(os.path.basename(in_bam))[0])
samtools = config_utils.get_program("samtools", data["config"])
cores = utils.get_in(data, ("config", "algorithm", "num_cores"), 1)
resources = config_utils.get_resources("sambamba", data["config"])
mem = config_utils.adjust_memory(resources.get("memory", "2G"),
3, "decrease")
if not utils.file_exists(sr_file) or not utils.file_exists(disc_file) or utils.file_exists(dedup_file):
with utils.curdir_tmpdir() as tmpdir:
with file_transaction(sr_file) as tx_sr_file:
with file_transaction(disc_file) as tx_disc_file:
with file_transaction(dedup_file) as tx_dedup_file:
samblaster_cl = postalign.samblaster_dedup_sort(data, tmpdir, tx_dedup_file,
tx_sr_file, tx_disc_file)
out_base = os.path.join(tmpdir, "%s-namesort" % os.path.splitext(in_bam)[0])
cmd = ("{samtools} sort -n -o -@ {cores} -m {mem} {in_bam} {out_base} | "
"{samtools} view -h - | ")
cmd = cmd.format(**locals()) + samblaster_cl
do.run(cmd, "samblaster: split and discordant reads", data)
for fname in [sr_file, disc_file, dedup_file]:
bam.index(fname, data["config"])
return dedup_file, sr_file, disc_file
def _run_amber(paired, work_dir, lenient=False):
"""AMBER: calculate allele frequencies at likely heterozygous sites.
lenient flag allows amber runs on small test sets.
"""
amber_dir = utils.safe_makedir(os.path.join(work_dir, "amber"))
out_file = os.path.join(amber_dir, "%s.amber.baf" % dd.get_sample_name(paired.tumor_data))
if not utils.file_exists(out_file) or not utils.file_exists(out_file + ".pcf"):
with file_transaction(paired.tumor_data, out_file) as tx_out_file:
key = "germline_het_pon"
het_bed = tz.get_in(["genome_resources", "variation", key], paired.tumor_data)
cmd = ["AMBER"] + _get_jvm_opts(tx_out_file, paired.tumor_data) + \
["-threads", dd.get_num_cores(paired.tumor_data),
"-tumor", dd.get_sample_name(paired.tumor_data),
"-tumor_bam", dd.get_align_bam(paired.tumor_data),
"-reference", dd.get_sample_name(paired.normal_data),
"-reference_bam", dd.get_align_bam(paired.normal_data),
"-ref_genome", dd.get_ref_file(paired.tumor_data),
"-bed", het_bed,
"-output_dir", os.path.dirname(tx_out_file)]
if lenient:
cmd += ["-max_het_af_percent", "1.0"]
try:
do.run(cmd, "PURPLE: AMBER baf generation")
except subprocess.CalledProcessError as msg:
if not lenient and _amber_allowed_errors(str(msg)):
return _run_amber(paired, work_dir, True)
for f in os.listdir(os.path.dirname(tx_out_file)):
if f != os.path.basename(tx_out_file):
shutil.move(os.path.join(os.path.dirname(tx_out_file), f),
os.path.join(amber_dir, f))
return out_file
def _run_delly(bam_files, chrom, sv_type, ref_file, work_dir, items):
"""Run delly, calling structural variations for the specified type.
"""
out_file = os.path.join(work_dir, "%s-svs%s-%s.vcf"
% (os.path.splitext(os.path.basename(bam_files[0]))[0], sv_type, chrom))
cores = min(utils.get_in(items[0], ("config", "algorithm", "num_cores"), 1),
len(bam_files))
if not utils.file_exists(out_file):
with file_transaction(out_file) as tx_out_file:
if not _has_variant_regions(items, out_file, chrom):
vcfutils.write_empty_vcf(tx_out_file)
else:
exclude = ["-x", prepare_exclude_file(items, out_file, chrom)]
cmd = ["delly", "-t", sv_type, "-g", ref_file, "-o", tx_out_file] + exclude + bam_files
multi_cmd = "export OMP_NUM_THREADS=%s && " % cores
try:
do.run(multi_cmd + " ".join(cmd), "delly structural variant")
# Delly will write nothing if no variants found
if not utils.file_exists(tx_out_file):
vcfutils.write_empty_vcf(tx_out_file)
except subprocess.CalledProcessError, msg:
# delly returns an error exit code if there are no variants
if "No structural variants found" in str(msg):
vcfutils.write_empty_vcf(tx_out_file)
else:
raise
def split_gtf(gtf, sample_size=None, out_dir=None):
"""
split a GTF file into two equal parts, randomly selecting genes.
sample_size will select up to sample_size genes in total
"""
if out_dir:
part1_fn = os.path.basename(os.path.splitext(gtf)[0]) + ".part1.gtf"
part2_fn = os.path.basename(os.path.splitext(gtf)[0]) + ".part2.gtf"
part1 = os.path.join(out_dir, part1_fn)
part2 = os.path.join(out_dir, part2_fn)
if file_exists(part1) and file_exists(part2):
return part1, part2
else:
part1 = tempfile.NamedTemporaryFile(delete=False, suffix=".part1.gtf").name
part2 = tempfile.NamedTemporaryFile(delete=False, suffix=".part2.gtf").name
db = get_gtf_db(gtf)
gene_ids = set([x['gene_id'][0] for x in db.all_features()])
if not sample_size or (sample_size and sample_size > len(gene_ids)):
sample_size = len(gene_ids)
gene_ids = set(random.sample(gene_ids, sample_size))
part1_ids = set(random.sample(gene_ids, sample_size / 2))
part2_ids = gene_ids.difference(part1_ids)
with open(part1, "w") as part1_handle:
for gene in part1_ids:
for feature in db.children(gene):
part1_handle.write(str(feature) + "\n")
with open(part2, "w") as part2_handle:
for gene in part2_ids:
for feature in db.children(gene):
part2_handle.write(str(feature) + "\n")
return part1, part2
def bgzip_and_index(in_file, config=None, remove_orig=True, prep_cmd="", tabix_args=None, out_dir=None):
"""bgzip and tabix index an input file, handling VCF and BED.
"""
if config is None:
config = {}
out_file = in_file if in_file.endswith(".gz") else in_file + ".gz"
if out_dir:
remove_orig = False
out_file = os.path.join(out_dir, os.path.basename(out_file))
if (not utils.file_exists(out_file) or not os.path.lexists(out_file)
or (utils.file_exists(in_file) and not utils.file_uptodate(out_file, in_file))):
assert not in_file == out_file, "Input file is bgzipped but not found: %s" % in_file
assert os.path.exists(in_file), "Input file %s not found" % in_file
if not utils.file_uptodate(out_file, in_file):
with file_transaction(config, out_file) as tx_out_file:
bgzip = tools.get_bgzip_cmd(config)
cat_cmd = "zcat" if in_file.endswith(".gz") else "cat"
if prep_cmd:
prep_cmd = "| %s " % prep_cmd
cmd = "{cat_cmd} {in_file} {prep_cmd} | {bgzip} -c > {tx_out_file}"
try:
do.run(cmd.format(**locals()), "bgzip %s" % os.path.basename(in_file))
except subprocess.CalledProcessError:
# Race conditions: ignore errors where file has been deleted by another
if os.path.exists(in_file) and not os.path.exists(out_file):
raise
if remove_orig:
try:
os.remove(in_file)
except OSError: # Handle cases where run in parallel and file has been deleted
pass
tabix_index(out_file, config, tabix_args=tabix_args)
return out_file
def prepare_exclude_file(items, base_file, chrom=None):
"""Prepare a BED file for exclusion, incorporating variant regions and chromosome.
Excludes locally repetitive regions (if `remove_lcr` is set) and
centromere regions, both of which contribute to long run times and
false positive structural variant calls.
"""
out_file = "%s-exclude.bed" % utils.splitext_plus(base_file)[0]
all_vrs = _get_variant_regions(items)
ready_region = (shared.subset_variant_regions(tz.first(all_vrs), chrom, base_file, items)
if len(all_vrs) > 0 else chrom)
with shared.bedtools_tmpdir(items[0]):
# Get a bedtool for the full region if no variant regions
if ready_region == chrom:
want_bedtool = callable.get_ref_bedtool(tz.get_in(["reference", "fasta", "base"], items[0]),
items[0]["config"], chrom)
lcr_bed = shared.get_lcr_bed(items)
if lcr_bed:
want_bedtool = want_bedtool.subtract(pybedtools.BedTool(lcr_bed))
else:
want_bedtool = pybedtools.BedTool(ready_region).saveas()
sv_exclude_bed = _get_sv_exclude_file(items)
if sv_exclude_bed and len(want_bedtool) > 0:
want_bedtool = want_bedtool.subtract(sv_exclude_bed).saveas()
if not utils.file_exists(out_file) and not utils.file_exists(out_file + ".gz"):
with file_transaction(out_file) as tx_out_file:
full_bedtool = callable.get_ref_bedtool(tz.get_in(["reference", "fasta", "base"], items[0]),
items[0]["config"])
if len(want_bedtool) > 0:
full_bedtool.subtract(want_bedtool).saveas(tx_out_file)
else:
full_bedtool.saveas(tx_out_file)
return out_file
def make_large_exons_gtf(gtf_file):
"""
Save all exons > 1000 bases to a separate file for estimating the
insert size distribution
"""
out_dir = os.path.abspath(os.path.join(os.path.dirname(gtf_file), "tophat"))
out_file = os.path.join(out_dir, "large_exons.gtf")
if file_exists(out_file):
return out_file
dbfn = gtf_file + ".db"
if not file_exists(dbfn):
db = gffutils.create_db(gtf_file, dbfn=dbfn, keep_order=True,
merge_strategy='merge', force=False,
infer_gene_extent=False)
else:
db = gffutils.FeatureDB(dbfn)
processed_count = 0
kept_exons = []
for exon in db.features_of_type('exon'):
processed_count += 1
if processed_count % 10000 == 0:
print("Processed %d exons." % processed_count)
if exon.end - exon.start > 1000:
kept_exons.append(exon)
with open(out_file, "w") as out_handle:
print("Writing %d large exons to %s." % (processed_count,
out_file))
for exon in kept_exons:
out_handle.write(str(exon) + "\n")
return out_file
def align(fastq_file, pair_file, index_dir, names, align_dir, data):
"""Perform piped alignment of fastq input files, generating sorted, deduplicated BAM.
"""
umi_ext = "-cumi" if "umi_bam" in data else ""
out_file = os.path.join(align_dir, "{0}-sort{1}.bam".format(dd.get_sample_name(data), umi_ext))
num_cores = data["config"]["algorithm"].get("num_cores", 1)
rg_info = novoalign.get_rg_info(names)
preset = "sr"
pair_file = pair_file if pair_file else ""
if data.get("align_split"):
final_file = out_file
out_file, data = alignprep.setup_combine(final_file, data)
fastq_file, pair_file = alignprep.split_namedpipe_cls(fastq_file, pair_file, data)
else:
final_file = None
if not utils.file_exists(out_file) and (final_file is None or not utils.file_exists(final_file)):
with postalign.tobam_cl(data, out_file, pair_file != "") as (tobam_cl, tx_out_file):
index_file = None
# Skip trying to use indices now as they provide only slight speed-ups
# and give inconsitent outputs in BAM headers
# If a single index present, index_dir points to that
# if index_dir and os.path.isfile(index_dir):
# index_dir = os.path.dirname(index_dir)
# index_file = os.path.join(index_dir, "%s-%s.mmi" % (dd.get_genome_build(data), preset))
if not index_file or not os.path.exists(index_file):
index_file = dd.get_ref_file(data)
cmd = ("minimap2 -a -x {preset} -R '{rg_info}' -t {num_cores} {index_file} "
"{fastq_file} {pair_file} | ")
do.run(cmd.format(**locals()) + tobam_cl, "minimap2 alignment: %s" % dd.get_sample_name(data))
data["work_bam"] = out_file
return data
def index(in_bam, config, check_timestamp=True):
"""Index a BAM file, skipping if index present.
Centralizes BAM indexing providing ability to switch indexing approaches.
"""
assert is_bam(in_bam), "%s in not a BAM file" % in_bam
index_file = "%s.bai" % in_bam
alt_index_file = "%s.bai" % os.path.splitext(in_bam)[0]
if check_timestamp:
bai_exists = utils.file_uptodate(index_file, in_bam) or utils.file_uptodate(alt_index_file, in_bam)
else:
bai_exists = utils.file_exists(index_file) or utils.file_exists(alt_index_file)
if not bai_exists:
# Remove old index files and re-run to prevent linking into tx directory
for fname in [index_file, alt_index_file]:
utils.remove_safe(fname)
sambamba = _get_sambamba(config)
samtools = config_utils.get_program("samtools", config)
num_cores = config["algorithm"].get("num_cores", 1)
with file_transaction(config, index_file) as tx_index_file:
assert tx_index_file.find(".bam.bai") > 0
tx_bam_file = tx_index_file.replace(".bam.bai", ".bam")
utils.symlink_plus(in_bam, tx_bam_file)
if sambamba:
cmd = "{sambamba} index -t {num_cores} {tx_bam_file}"
else:
cmd = "{samtools} index {tx_bam_file}"
do.run(cmd.format(**locals()), "Index BAM file: %s" % os.path.basename(in_bam))
return index_file if utils.file_exists(index_file) else alt_index_file
def update_loc_file(galaxy_base, loc_type, genome_build, ref_loc):
ref_loc = os.path.abspath(ref_loc)
loc_file = get_loc_file(galaxy_base, loc_type)
if not loc_file:
return None
formatter = get_locformatter(loc_type)
builds = []
tmp_out = tempfile.NamedTemporaryFile(delete=False).name
if file_exists(loc_file):
with open(loc_file) as in_handle, open(tmp_out, "w") as out_handle:
for line in in_handle:
if line.startswith("#"):
out_handle.write(line)
else:
parts = line.strip().split()
build = parts[1]
builds.append(build)
if build != genome_build:
out_handle.write(line)
else:
out_handle.write(formatter(genome_build, ref_loc))
shutil.copyfile(tmp_out, loc_file)
if genome_build not in builds or not file_exists(loc_file):
with open(loc_file, "a") as out_handle:
out_handle.write(formatter(genome_build, ref_loc))
return loc_file
def _prioritize_vcf(caller, vcf_file, prioritize_by, post_prior_fn, work_dir, data):
"""Provide prioritized tab delimited output for a single caller.
"""
sample = dd.get_sample_name(data)
out_file = os.path.join(work_dir, "%s-%s-prioritize.tsv" % (sample, caller))
if not utils.file_exists(out_file):
priority_vcf = "%s.vcf.gz" % utils.splitext_plus(out_file)[0]
if not utils.file_exists(priority_vcf):
with file_transaction(data, priority_vcf) as tx_out_file:
cmd = ("bcbio-prioritize known -i {vcf_file} -o {tx_out_file} -k {prioritize_by}")
do.run(cmd.format(**locals()), "Prioritize: select in known regions of interest")
if post_prior_fn:
priority_vcf = post_prior_fn(priority_vcf, work_dir, data)
simple_vcf = "%s-simple.vcf.gz" % utils.splitext_plus(priority_vcf)[0]
if not utils.file_exists(simple_vcf):
with file_transaction(data, simple_vcf) as tx_out_file:
transcript_file = regions.get_sv_bed(data, "transcripts1000", work_dir)
if transcript_file:
transcript_file = vcfutils.bgzip_and_index(transcript_file, data["config"])
ann_opt = "--gene_bed %s" % transcript_file
else:
ann_opt = ""
cmd = "simple_sv_annotation.py {ann_opt} -o - {priority_vcf} | bgzip -c > {tx_out_file}"
do.run(cmd.format(**locals()), "Prioritize: simplified annotation output")
simple_vcf = vcfutils.bgzip_and_index(vcfutils.sort_by_ref(simple_vcf, data), data["config"])
with file_transaction(data, out_file) as tx_out_file:
cmd = ("zcat {simple_vcf} | vawk -v SNAME={sample} -v CALLER={caller} "
"""'{{if (($7 == "PASS" || $7 == ".") && (S${sample}$GT != "0/0")) """
"print CALLER,SNAME,$1,$2,I$END,"
"""I$SVTYPE=="BND" ? I$SVTYPE":"$3":"I$MATEID : I$SVTYPE,"""
"I$KNOWN,I$END_GENE,I$LOF,I$SIMPLE_ANN,"
"S${sample}$SR,S${sample}$PE}}' > {tx_out_file}")
do.run(cmd.format(**locals()), "Prioritize: convert to tab delimited")
return out_file
def _combine_sample_regions_batch(batch, items):
"""Combine sample regions within a group of batched samples.
"""
config = items[0]["config"]
work_dir = utils.safe_makedir(os.path.join(items[0]["dirs"]["work"], "regions"))
analysis_file = os.path.join(work_dir, "%s-analysis_blocks.bed" % batch)
no_analysis_file = os.path.join(work_dir, "%s-noanalysis_blocks.bed" % batch)
if not utils.file_exists(analysis_file) or _needs_region_update(analysis_file, items):
# Combine all nblocks into a final set of intersecting regions
# without callable bases. HT @brentp for intersection approach
# https://groups.google.com/forum/?fromgroups#!topic/bedtools-discuss/qA9wK4zN8do
bed_regions = [pybedtools.BedTool(x["regions"]["nblock"])
for x in items if "regions" in x]
if len(bed_regions) == 0:
analysis_file, no_analysis_file = None, None
else:
with file_transaction(items[0], analysis_file, no_analysis_file) as (tx_afile, tx_noafile):
def intersect_two(a, b):
return a.intersect(b, u=True, nonamecheck=True)
nblock_regions = reduce(intersect_two, bed_regions).saveas(
"%s-nblock%s" % utils.splitext_plus(tx_afile))
ref_file = tz.get_in(["reference", "fasta", "base"], items[0])
ref_regions = get_ref_bedtool(ref_file, config)
min_n_size = int(config["algorithm"].get("nomap_split_size", 250))
block_filter = NBlockRegionPicker(ref_regions, config, min_n_size)
final_nblock_regions = nblock_regions.filter(
block_filter.include_block).saveas().each(block_filter.expand_block).saveas(
"%s-nblockfinal%s" % utils.splitext_plus(tx_afile))
final_regions = ref_regions.subtract(final_nblock_regions, nonamecheck=True).merge(d=min_n_size)
_write_bed_regions(items[0], final_regions, tx_afile, tx_noafile)
if analysis_file and utils.file_exists(analysis_file):
return analysis_file, no_analysis_file
else:
return None, None
def run(data):
config = data[0][0]['config']
work_dir = dd.get_work_dir(data[0][0])
genome = dd.get_ref_file(data[0][0])
mirdeep2 = os.path.join(os.path.dirname(sys.executable), "miRDeep2.pl")
perl_exports = get_perl_exports()
mirbase = op.abspath(op.dirname(dd.get_mirbase_ref(data[0][0])))
species = dd.get_species(data[0][0])
hairpin = op.join(mirbase, "hairpin.fa")
mature = op.join(mirbase, "mature.fa")
rfam_file = op.join(mirbase, "Rfam_for_miRDeep.fa")
bam_file = op.join(work_dir, "align", "seqs.bam")
seqs_dir = op.join(work_dir, "seqcluster", "prepare")
collapsed = op.join(seqs_dir, "seqs.ma")
out_dir = op.join(work_dir, "mirdeep2")
out_file = op.join(out_dir, "result_res.csv")
safe_makedir(out_dir)
with chdir(out_dir):
collapsed, bam_file = _prepare_inputs(collapsed, bam_file, out_dir)
cmd = ("{perl_exports} && {mirdeep2} {collapsed} {genome} {bam_file} {mature} none {hairpin} -f {rfam_file} -r simple -c -d -P -t {species} -z res").format(**locals())
if file_exists(mirdeep2) and not file_exists(out_file) and file_exists(mature) and file_exists(rfam_file):
do.run(cmd.format(**locals()), "Running mirdeep2.")
if file_exists(out_file):
novel_db = _parse_novel(out_file, dd.get_species(data[0][0]))
return novel_db
def get_summary_metrics(self, align_metrics, dup_metrics,
insert_metrics=None, hybrid_metrics=None, vrn_vals=None,
rnaseq_metrics=None):
"""Retrieve a high level summary of interesting metrics.
"""
with open(align_metrics) as in_handle:
align_vals = self._parse_align_metrics(in_handle)
if dup_metrics:
with open(dup_metrics) as in_handle:
dup_vals = self._parse_dup_metrics(in_handle)
else:
dup_vals = {}
(insert_vals, hybrid_vals, rnaseq_vals) = (None, None, None)
if insert_metrics and file_exists(insert_metrics):
with open(insert_metrics) as in_handle:
insert_vals = self._parse_insert_metrics(in_handle)
if hybrid_metrics and file_exists(hybrid_metrics):
with open(hybrid_metrics) as in_handle:
hybrid_vals = self._parse_hybrid_metrics(in_handle)
if rnaseq_metrics and file_exists(rnaseq_metrics):
with open(rnaseq_metrics) as in_handle:
rnaseq_vals = self._parse_rnaseq_metrics(in_handle)
return self._tabularize_metrics(align_vals, dup_vals, insert_vals,
hybrid_vals, vrn_vals, rnaseq_vals)
def _variant_filtration_indel(snp_file, ref_file, vrn_files, config):
"""Filter indel variant calls using GATK best practice recommendations.
"""
broad_runner = broad.runner_from_config(config)
filter_type = "INDEL"
variantcaller = config["algorithm"].get("variantcaller", "gatk")
if not config_utils.use_vqsr([config["algorithm"]]):
return vfilter.jexl_hard(broad_runner, snp_file, ref_file, filter_type,
["QD < 2.0", "ReadPosRankSum < -20.0", "FS > 200.0"])
else:
# also check if we've failed recal and needed to do strict filtering
filter_file = "{base}-filter{ext}.vcf".format(base=os.path.splitext(snp_file)[0], ext=filter_type)
if file_exists(filter_file):
config["algorithm"]["coverage_interval"] = "regional"
return _variant_filtration_indel(snp_file, ref_file, vrn_files, config)
assert "train_indels" in vrn_files, "Need indel training file specified"
params, recal_file, tranches_file = _shared_variant_filtration(
filter_type, snp_file, ref_file, vrn_files, variantcaller)
if not file_exists(recal_file):
with file_transaction(recal_file, tranches_file) as (tx_recal, tx_tranches):
params.extend(["--recal_file", tx_recal,
"--tranches_file", tx_tranches])
if LooseVersion(broad_runner.get_gatk_version()) >= LooseVersion("2.7"):
params.extend(["--numBadVariants", "3000"])
try:
broad_runner.new_resources("gatk-vqsr")
broad_runner.run_gatk(params, log_error=False)
except:
logger.info("VQSR failed due to lack of training data. Using hard filtering.")
config["algorithm"]["coverage_interval"] = "regional"
return _variant_filtration_indel(snp_file, ref_file, vrn_files, config)
return _apply_variant_recal(broad_runner, snp_file, ref_file, recal_file,
tranches_file, filter_type)
def compare_to_rm(data):
"""Compare final variant calls against reference materials of known calls.
"""
toval_data = _get_validate(data)
if toval_data:
if isinstance(toval_data["vrn_file"], (list, tuple)):
vrn_file = [os.path.abspath(x) for x in toval_data["vrn_file"]]
else:
vrn_file = os.path.abspath(toval_data["vrn_file"])
rm_file = normalize_input_path(toval_data["config"]["algorithm"]["validate"], toval_data)
rm_interval_file = _gunzip(
normalize_input_path(toval_data["config"]["algorithm"].get("validate_regions"), toval_data), toval_data
)
rm_genome = toval_data["config"]["algorithm"].get("validate_genome_build")
sample = toval_data["name"][-1].replace(" ", "_")
caller = _get_caller(toval_data)
base_dir = utils.safe_makedir(os.path.join(toval_data["dirs"]["work"], "validate", sample, caller))
val_config_file = _create_validate_config_file(
vrn_file, rm_file, rm_interval_file, rm_genome, base_dir, toval_data
)
work_dir = os.path.join(base_dir, "work")
out = {
"summary": os.path.join(work_dir, "validate-summary.csv"),
"grading": os.path.join(work_dir, "validate-grading.yaml"),
"discordant": os.path.join(work_dir, "%s-eval-ref-discordance-annotate.vcf" % sample),
}
if not utils.file_exists(out["discordant"]) or not utils.file_exists(out["grading"]):
bcbio_variation_comparison(val_config_file, base_dir, toval_data)
out["concordant"] = filter(
os.path.exists,
[os.path.join(work_dir, "%s-%s-concordance.vcf" % (sample, x)) for x in ["eval-ref", "ref-eval"]],
)[0]
data["validate"] = out
return [[data]]
def priority_total_coverage(data):
"""
calculate coverage at 10 depth intervals in the priority regions
"""
bed_file = dd.get_svprioritize(data)
if not bed_file and not file_exists(bed_file):
return data
work_dir = os.path.join(dd.get_work_dir(data), "report", "coverage")
sample = dd.get_sample_name(data)
out_file = os.path.join(work_dir, sample + "_priority_total_coverage.bed")
if file_exists(out_file):
data['priority_total_coverage'] = os.path.abspath(out_file)
return data
nthreads = dd.get_num_cores(data)
in_bam = dd.get_align_bam(data) or dd.get_work_bam(data)
sambamba = config_utils.get_program("sambamba", data, default="sambamba")
with tx_tmpdir(data, work_dir) as tmp_dir:
cleaned_bed = os.path.join(tmp_dir, os.path.basename(bed_file))
cleaned_bed = bed.decomment(bed_file, cleaned_bed)
with file_transaction(out_file) as tx_out_file:
cmd = ("{sambamba} depth region -t {nthreads} -L {cleaned_bed} "
"-F \"not unmapped\" "
"-T 10 -T 20 -T 30 -T 40 -T 50 -T 60 -T 70 -T 80 -T 90 -T 100 "
"{in_bam} -o {tx_out_file}")
message = "Calculating coverage of {bed_file} regions in {in_bam}"
do.run(cmd.format(**locals()), message.format(**locals()))
data['priority_total_coverage'] = os.path.abspath(out_file)
return data
def regions_coverage(chanjo_db, batch_name, out_dir):
"""
create BED file of coverage of all regions from a Chanjo database
"""
if not utils.file_exists(chanjo_db):
return None
out_file = os.path.join(out_dir, batch_name + "-all-regions.bed.gz")
if utils.file_exists(out_file):
return out_file
conn = sqlite3.connect(chanjo_db)
c = conn.cursor()
q = c.execute("SELECT contig, start, end, strand, coverage, completeness, "
"sample_id "
"FROM interval_data "
"JOIN interval ON interval_data.parent_id=interval.id ")
with file_transaction(out_file) as tx_out_file:
with open(tx_out_file + ".tmp", "w") as out_handle:
out_handle.write("\t".join(["#chr", "start", "end", "name",
"coverage", "completeness"]) + "\n")
for line in q:
line = [str(x) for x in line]
# chanjo reports coordinates as 1 based instead of 0 based
start = str(int(line[1]) - 1)
out_handle.write("\t".join([line[0], start, line[2], line[6],
line[3], line[4], line[5]]) + "\n")
bt = BedTool(tx_out_file + ".tmp").sort().bgzip()
shutil.move(bt, tx_out_file)
return out_file
def _mint_trna_annotation(data):
"""
use MINTmap to quantify tRNAs
"""
trna_lookup = op.join(dd.get_srna_mint_lookup(data))
trna_space = op.join(dd.get_srna_mint_space(data))
trna_other = op.join(dd.get_srna_mint_other(data))
name = dd.get_sample_name(data)
work_dir = utils.safe_makedir(os.path.join(dd.get_work_dir(data), "trna_mint", name))
in_file = op.basename(data["clean_fastq"])
mintmap = os.path.realpath(os.path.join(os.path.dirname(sys.executable), "MINTmap.pl"))
perl_export = utils.get_perl_exports()
if not file_exists(trna_lookup) or not file_exists(mintmap):
logger.info("There is no tRNA annotation to run MINTmap.")
return work_dir
jar_folder = os.path.join(os.path.dirname(mintmap), "MINTplates")
out_file = op.join(work_dir, name + "-MINTmap_v1-exclusive-tRFs.expression.txt")
if not file_exists(out_file):
with tx_tmpdir(data) as txdir:
with utils.chdir(txdir):
utils.symlink_plus(data["clean_fastq"], op.join(txdir, in_file))
cmd = ("{perl_export} && {mintmap} -f {in_file} -p {name} "
"-l {trna_lookup} -s {trna_space} -j {jar_folder} "
"-o {trna_other}").format(**locals())
do.run(cmd, "tRNA for %s" % name)
for filename in glob.glob("*MINTmap*"):
shutil.move(filename, work_dir)
return work_dir
def sample_annotation(data):
"""
Annotate miRNAs using miRBase database with seqbuster tool
"""
names = data["rgnames"]['sample']
tools = dd.get_expression_caller(data)
work_dir = os.path.join(dd.get_work_dir(data), "mirbase")
out_dir = os.path.join(work_dir, names)
utils.safe_makedir(out_dir)
out_file = op.join(out_dir, names)
if dd.get_mirbase_hairpin(data):
mirbase = op.abspath(op.dirname(dd.get_mirbase_hairpin(data)))
if utils.file_exists(data["collapse"]):
data['transcriptome_bam'] = _align(data["collapse"], dd.get_mirbase_hairpin(data), out_file, data)
data['seqbuster'] = _miraligner(data["collapse"], out_file, dd.get_species(data), mirbase, data['config'])
else:
logger.debug("Trimmed collapsed file is empty for %s." % names)
else:
logger.debug("No annotation file from miRBase.")
sps = dd.get_species(data) if dd.get_species(data) else "None"
logger.debug("Looking for mirdeep2 database for %s" % names)
if file_exists(op.join(dd.get_work_dir(data), "mirdeep2", "novel", "hairpin.fa")):
data['seqbuster_novel'] = _miraligner(data["collapse"], "%s_novel" % out_file, sps, op.join(dd.get_work_dir(data), "mirdeep2", "novel"), data['config'])
if "trna" in tools:
data['trna'] = _mint_trna_annotation(data)
data = spikein.counts_spikein(data)
return [[data]]
def prep_gemini_db(fnames, call_info, samples):
"""Prepare a gemini database from VCF inputs prepared with snpEff.
"""
data = samples[0]
out_dir = utils.safe_makedir(os.path.join(data["dirs"]["work"], "gemini"))
name, caller, is_batch = call_info
gemini_db = os.path.join(out_dir, "%s-%s.db" % (name, caller))
gemini_vcf = get_multisample_vcf(fnames, name, caller, data)
use_gemini_quick = (do_db_build(samples, check_gemini=False) and
any(vcfutils.vcf_has_variants(f) for f in fnames))
if not utils.file_exists(gemini_db) and use_gemini_quick:
use_gemini = do_db_build(samples) and any(vcfutils.vcf_has_variants(f) for f in fnames)
if use_gemini:
with file_transaction(gemini_db) as tx_gemini_db:
gemini = config_utils.get_program("gemini", data["config"])
if "program_versions" in data["config"].get("resources", {}):
gemini_ver = programs.get_version("gemini", config=data["config"])
else:
gemini_ver = None
# Recent versions of gemini allow loading only passing variants
load_opts = ""
if not gemini_ver or LooseVersion(gemini_ver) > LooseVersion("0.6.2.1"):
load_opts += " --passonly"
# For small test files, skip gene table loading which takes a long time
if gemini_ver and LooseVersion(gemini_ver) > LooseVersion("0.6.4"):
if _is_small_vcf(gemini_vcf):
load_opts += " --skip-gene-tables"
if "/test_automated_output/" in gemini_vcf:
load_opts += " --test-mode"
num_cores = data["config"]["algorithm"].get("num_cores", 1)
cmd = "{gemini} load {load_opts} -v {gemini_vcf} -t snpEff --cores {num_cores} {tx_gemini_db}"
cmd = cmd.format(**locals())
do.run(cmd, "Create gemini database for %s %s" % (name, caller), data)
return [[(name, caller), {"db": gemini_db if utils.file_exists(gemini_db) else None,
"vcf": gemini_vcf if is_batch else None}]]
def summarize(calls, data, items):
"""Summarize results from multiple callers into a single flattened BED file.
Approach:
- Combine all calls found in all files
- Filter files retaining those present with multiple levels of support.
- Remove calls in high depth regions.
- Remove calls with ends overlapping exclusion regions like low complexity regions.
"""
sample = tz.get_in(["rgnames", "sample"], data)
work_dir = utils.safe_makedir(os.path.join(data["dirs"]["work"], "structural",
sample, "ensemble"))
with shared.bedtools_tmpdir(data):
input_beds = filter(lambda xs: xs[1] is not None and utils.file_exists(xs[1]),
[(c["variantcaller"], _create_bed(c, sample, work_dir, calls, data)) for c in calls])
if len(input_beds) > 0:
out_file = combine_bed_by_size([xs[1] for xs in input_beds], sample, work_dir, data)
if utils.file_exists(out_file):
if len(input_beds) > N_FILTER_CALLERS:
filter_file = _filter_ensemble(out_file, data)
else:
filter_file = out_file
limit_file = shared.remove_highdepth_regions(filter_file, items)
exclude_files = [f for f in [x.get("exclude_file") for x in calls] if f]
exclude_file = exclude_files[0] if len(exclude_files) > 0 else None
if exclude_file:
noexclude_file, _ = sshared.exclude_by_ends(limit_file, exclude_file, data)
else:
noexclude_file = limit_file
bedprep_dir = utils.safe_makedir(os.path.join(os.path.dirname(noexclude_file), "bedprep"))
if utils.file_exists(noexclude_file):
calls.append({"variantcaller": "sv-ensemble",
"input_beds": input_beds,
"vrn_file": bedutils.clean_file(noexclude_file, data, bedprep_dir=bedprep_dir)})
return calls
def _create_combined_fasta(data, out_dir):
"""
if there are genomes to be disambiguated, create a FASTA file of
all of the transcripts for all genomes
"""
items = disambiguate.split([data])
fasta_files = []
for i in items:
odata = i[0]
gtf_file = dd.get_gtf_file(odata)
ref_file = dd.get_ref_file(odata)
out_file = os.path.join(out_dir, dd.get_genome_build(odata) + ".fa")
if file_exists(out_file):
fasta_files.append(out_file)
else:
out_file = _gtf_to_fasta(gtf_file, ref_file, out_file)
out_file = _clean_gtf_fa(out_file, out_file)
fasta_files.append(out_file)
out_stem = os.path.join(out_dir, dd.get_genome_build(data))
if dd.get_disambiguate(data):
out_stem = "-".join([out_stem] + dd.get_disambiguate(data))
combined_file = out_stem + ".fa"
if file_exists(combined_file):
return combined_file
fasta_file_string = " ".join(fasta_files)
cmd = "cat {fasta_file_string} > {tx_out_file}"
with file_transaction(combined_file) as tx_out_file:
do.run(cmd.format(**locals()), "Combining transcriptome FASTA files.")
return combined_file
def run_freebayes(align_bam,
ref_file,
config,
dbsnp=None,
region=None,
out_file=None):
"""Detect small polymorphisms with FreeBayes.
"""
if out_file is None:
out_file = "%s-variants.vcf" % os.path.splitext(align_bam)[0]
if not file_exists(out_file):
logger.info("Genotyping with FreeBayes: {region} {fname}".format(
region=region, fname=os.path.basename(align_bam)))
with file_transaction(out_file) as tx_out_file:
cl = [
config["program"].get("freebayes",
"freebayes"), "-b", align_bam, "-v",
tx_out_file, "-f", ref_file, "--left-align-indels"
]
cl += _freebayes_options_from_config(config["algorithm"], out_file,
region)
subprocess.check_call(cl)
return out_file
def _create_bed(call, sample, work_dir, calls, data):
"""Create a simplified BED file from caller specific input.
"""
out_file = os.path.join(
work_dir, "%s-ensemble-%s.bed" % (sample, call["variantcaller"]))
if call.get("vrn_file") and not utils.file_uptodate(
out_file, call["vrn_file"]):
with file_transaction(data, out_file) as tx_out_file:
convert_fn = CALLER_TO_BED.get(call["variantcaller"])
if convert_fn:
vrn_file = call["vrn_file"]
if call["variantcaller"] in SUBSET_BY_ENSEMBLE:
ecalls = [
x for x in calls if x["variantcaller"] in
SUBSET_BY_ENSEMBLE[call["variantcaller"]]
]
if len(ecalls) > 0:
vrn_file = _subset_by_ensemble(call["vrn_file"],
ecalls[0]["vrn_file"],
data)
convert_fn(vrn_file, call["variantcaller"], tx_out_file)
if utils.file_exists(out_file):
return out_file
def _grabix_index(data):
"""Create grabix index of bgzip input file.
grabix does not allow specification of output file, so symlink the original
file into a transactional directory.
"""
in_file = data["bgzip_file"]
config = data["config"]
grabix = config_utils.get_program("grabix", config)
gbi_file = _get_grabix_index(in_file)
# We always build grabix input so we can use it for counting reads and doing downsampling
if not gbi_file or _is_partial_index(gbi_file):
if gbi_file:
utils.remove_safe(gbi_file)
else:
gbi_file = in_file + ".gbi"
with file_transaction(data, gbi_file) as tx_gbi_file:
tx_in_file = os.path.splitext(tx_gbi_file)[0]
utils.symlink_plus(in_file, tx_in_file)
do.run([grabix, "index", tx_in_file],
"Index input with grabix: %s" % os.path.basename(in_file))
assert utils.file_exists(gbi_file)
return [gbi_file]
def _bgzip_from_cram(cram_file, dirs, data):
"""Create bgzipped fastq files from an input CRAM file in regions of interest.
Returns a list with a single file, for single end CRAM files, or two
files for paired end input.
"""
import pybedtools
region_file = (tz.get_in(["config", "algorithm", "variant_regions"], data)
if tz.get_in(["config", "algorithm", "coverage_interval"],
data) in ["regional", "exome", "amplicon"] else
None)
if region_file:
regions = [
"%s:%s-%s" % tuple(r[:3]) for r in pybedtools.BedTool(region_file)
]
else:
regions = [None]
work_dir = utils.safe_makedir(os.path.join(dirs["work"], "align_prep"))
out_s, out_p1, out_p2 = [
os.path.join(
work_dir, "%s-%s.fq.gz" %
(utils.splitext_plus(os.path.basename(cram_file))[0], fext))
for fext in ["s1", "p1", "p2"]
]
if (not utils.file_exists(out_s) and
(not utils.file_exists(out_p1) or not utils.file_exists(out_p2))):
cram.index(cram_file, data["config"])
fastqs, part_dir = _cram_to_fastq_regions(regions, cram_file, dirs,
data)
if len(fastqs[0]) == 1:
with file_transaction(data, out_s) as tx_out_file:
_merge_and_bgzip([xs[0] for xs in fastqs], tx_out_file, out_s)
else:
for i, out_file in enumerate([out_p1, out_p2]):
if not utils.file_exists(out_file):
ext = "/%s" % (i + 1)
with file_transaction(data, out_file) as tx_out_file:
_merge_and_bgzip([xs[i] for xs in fastqs], tx_out_file,
out_file, ext)
shutil.rmtree(part_dir)
if utils.file_exists(out_p1):
return [out_p1, out_p2]
else:
assert utils.file_exists(out_s)
return [out_s]
def align(fastq_file, pair_file, ref_file, out_base, align_dir, config,
extra_args=None, names=None):
"""Alignment with bowtie2.
"""
out_file = os.path.join(align_dir, "%s.sam" % out_base)
if not file_exists(out_file):
with file_transaction(out_file) as tx_out_file:
cl = [config_utils.get_program("bowtie2", config)]
cl += _bowtie2_args_from_config(config)
cl += extra_args if extra_args is not None else []
cl += ["-q",
"--sensitive",
"-X", 2000, # default is too selective for most data
"-x", ref_file]
if pair_file:
cl += ["-1", fastq_file, "-2", pair_file]
else:
cl += ["-U", fastq_file]
cl += ["-S", tx_out_file]
cl = [str(i) for i in cl]
do.run(cl, "Aligning %s and %s with Bowtie2." % (fastq_file, pair_file),
None)
return out_file
def rapmap_pseudoalign(fq1, fq2, rapmap_dir, gtf_file, ref_file, data):
safe_makedir(rapmap_dir)
samplename = dd.get_sample_name(data)
out_file = os.path.join(rapmap_dir, samplename + ".bam")
if file_exists(out_file):
return out_file
rapmap_idx = rapmap_index(gtf_file, ref_file, data, rapmap_dir)
num_cores = dd.get_num_cores(data)
rapmap = config_utils.get_program("rapmap", data["config"])
cmd = ("{rapmap} pseudomap -i {rapmap_idx} -t {num_cores} ")
fq1_cmd = "{fq1}" if not is_gzipped(fq1) else "<(gzip -cd {fq1})"
fq1_cmd = fq1_cmd.format(fq1=fq1)
if not fq2:
cmd += " -r {fq1_cmd} "
else:
fq2_cmd = "{fq2}" if not is_gzipped(fq2) else "<(gzip -cd {fq2})"
fq2_cmd = fq2_cmd.format(fq2=fq2)
cmd += " -1 {fq1_cmd} -2 {fq2_cmd} "
message = "pseudomapping transcripts in {fq1} and {fq2}."
with file_transaction(data, out_file) as tx_out_file:
cmd += " | " + postalign.sam_to_sortbam_cl(data, tx_out_file)
do.run(cmd.format(**locals()), message.format(**locals()), None)
return out_file
def prepare_mask_gtf(gtf):
"""
make a mask file of usually-masked RNA biotypes
"""
mask_biotype = [
"rRNA", "Mt_rRNA", "misc_RNA", "snRNA", "snoRNA", "tRNA", "Mt_tRNA"
]
mask_chrom = ["MT"]
out_file = os.path.join(os.path.dirname(gtf), "ref-transcripts-mask.gtf")
if file_exists(out_file):
return out_file
biotype_lookup = _biotype_lookup_fn(gtf)
# if we can't find a biotype column, skip this
if not biotype_lookup:
return None
db = _get_gtf_db(gtf)
with open(out_file, "w") as out_handle:
for g in db.all_features():
biotype = biotype_lookup(g)
if (biotype in mask_biotype) or (g.chrom in mask_chrom):
out_handle.write(str(g) + "\n")
return out_file
def salmon_quant_bam(bam_file, salmon_dir, gtf_file, ref_file, data):
samplename = dd.get_sample_name(data)
quant_dir = os.path.join(salmon_dir, "quant")
safe_makedir(salmon_dir)
out_file = os.path.join(quant_dir, "quant.sf")
if file_exists(out_file):
return out_file
if dd.get_transcriptome_fasta(data):
gtf_fa = dd.get_transcriptome_fasta(data)
else:
gtf_fa = sailfish.create_combined_fasta(data)
num_cores = dd.get_num_cores(data)
strandedness = dd.get_strandedness(data).lower()
salmon = config_utils.get_program("salmon", dd.get_config(data))
libtype = _libtype_string(bam_file, strandedness)
num_cores = dd.get_num_cores(data)
cmd = ("{salmon} quant {libtype} -p {num_cores} -t {gtf_fa} "
"-o {tx_out_dir} -a {bam_file} ")
cmd += "--numBootstraps 30 "
with file_transaction(data, quant_dir) as tx_out_dir:
message = "Quantifying transcripts in %s with Salmon." % bam_file
do.run(cmd.format(**locals()), message, None)
return out_file
def run(bam_file, data, out_dir):
out = {}
if not tz.get_in(["config", "algorithm", "preseq"], data):
return out
samtools_stats_dir = os.path.join(out_dir, os.path.pardir, "samtools")
samtools_stats = samtools.run(bam_file, data, samtools_stats_dir)
stats_file = os.path.join(out_dir, "%s.txt" % dd.get_sample_name(data))
if not utils.file_exists(stats_file):
utils.safe_makedir(out_dir)
preseq = config_utils.get_program("preseq", data["config"])
params = _get_preseq_params(data, int(samtools_stats["Total_reads"]))
param_line = "-step {step} -extrap {extrap} -seg_len {seg_len}".format(
**params)
with file_transaction(data, stats_file) as tx_out_file:
cmd = "{preseq} lc_extrap -bam -pe {bam_file} -o {tx_out_file} {param_line}".format(
**locals())
do.run(cmd.format(**locals()), "preseq lc_extrap", data)
out = _prep_real_counts(bam_file, data, samtools_stats)
return {"base": stats_file, "metrics": out}
def genotype_filter(vcf_file, expression, data, name, filterext=""):
"""Perform genotype based filtering using GATK with the provided expression.
Adds FT tags to genotypes, rather than the general FILTER flag.
"""
base, ext = utils.splitext_plus(vcf_file)
out_file = "{base}-filter{filterext}{ext}".format(**locals())
if not utils.file_exists(out_file):
with file_transaction(data, out_file) as tx_out_file:
params = [
"-T", "VariantFiltration", "-R",
tz.get_in(["reference", "fasta", "base"],
data), "--variant", vcf_file, "--out", tx_out_file,
"--genotypeFilterName", name, "--genotypeFilterExpression",
"'%s'" % expression
]
jvm_opts = broad.get_gatk_framework_opts(data["config"])
cmd = [config_utils.get_program("gatk-framework", data["config"])
] + jvm_opts + params
do.run(cmd, "Filter with expression: %s" % expression)
if out_file.endswith(".vcf.gz"):
out_file = vcfutils.bgzip_and_index(out_file, data["config"])
return out_file
def bam2bigwig(in_file, config, out_prefix=None):
"""
assumes the library preparation was not strand specific for now
"""
PROGRAM = "bam2wig.py"
if not program_exists(PROGRAM):
logger.info("%s is not in the path or is not executable." % (PROGRAM))
exit(1)
prefix = "bigwig"
chrom_size_file = config["annotation"].get("chrom_size_file", None)
out_prefix = _get_out_prefix(in_file, config, out_prefix, prefix)
if not chrom_size_file:
chrom_size_file = _fetch_chrom_sizes(config)
wiggle_file = out_prefix + ".wig"
if not file_exists(wiggle_file):
bam2wig = sh.Command(which(PROGRAM))
bam2wig(i=in_file, s=chrom_size_file, o=out_prefix)
bigwig_file = out_prefix + ".bw"
return wig2bigwig(wiggle_file, chrom_size_file, bigwig_file)
def square_batch_region(data, region, bam_files, vrn_files, out_file):
"""Perform squaring of a batch in a supplied region, with input BAMs
"""
from bcbio.variation import sentieon
if not utils.file_exists(out_file):
jointcaller = tz.get_in(("config", "algorithm", "jointcaller"), data)
if jointcaller in ["%s-joint" % x for x in SUPPORTED["general"]]:
_square_batch_bcbio_variation(data, region, bam_files, vrn_files, out_file, "square")
elif jointcaller in ["%s-merge" % x for x in SUPPORTED["general"]]:
_square_batch_bcbio_variation(data, region, bam_files, vrn_files, out_file, "merge")
elif jointcaller in ["%s-joint" % x for x in SUPPORTED["gatk"]]:
gatkjoint.run_region(data, region, vrn_files, out_file)
elif jointcaller in ["%s-joint" % x for x in SUPPORTED["gvcf"]]:
merge_gvcfs(data, region, vrn_files, out_file)
elif jointcaller in ["%s-joint" % x for x in SUPPORTED["sentieon"]]:
sentieon.run_gvcftyper(vrn_files, out_file, region, data)
else:
raise ValueError("Unexpected joint calling approach: %s." % jointcaller)
if region:
data["region"] = region
data = _fix_orig_vcf_refs(data)
data["vrn_file"] = out_file
return [data]
def _save_uploaded_data_json(samples, data_json_work, out_dir):
""" Fixes all absolute work-rooted paths to relative final-rooted paths
"""
if not utils.file_exists(data_json_work):
return None
upload_path_mapping = dict()
for sample in samples:
upload_path_mapping.update(get_all_upload_paths_from_sample(sample))
if not upload_path_mapping:
return data_json_work
with io.open(data_json_work, encoding="utf-8") as f:
data = json.load(f, object_pairs_hook=OrderedDict)
upload_base = samples[0]["upload"]["dir"]
data = walk_json(
data, lambda s: _work_path_to_rel_final_path(s, upload_path_mapping,
upload_base))
data_json_final = os.path.join(out_dir, "multiqc_data_final.json")
with io.open(data_json_final, "w", encoding="utf-8") as f:
json.dump(data, f, indent=4)
return data_json_final
def run_align(*data):
"""
Prepare data to run alignment step, only once for each project
"""
work_dir = dd.get_work_dir(data[0][0])
out_dir = op.join(work_dir, "seqcluster", "prepare")
seq_out = op.join(out_dir, "seqs.fastq")
bam_dir = op.join(work_dir, "align")
new_bam_file = op.join(bam_dir, "seqs.bam")
tools = dd.get_expression_caller(data[0][0])
if not file_exists(new_bam_file):
sample = process_alignment(data[0][0], [seq_out, None])
bam_file = dd.get_work_bam(sample[0][0])
shutil.move(bam_file, new_bam_file)
shutil.move(bam_file + ".bai", new_bam_file + ".bai")
shutil.rmtree(op.join(bam_dir, sample[0][0]["rgnames"]['sample']))
for sample in data:
sample[0]["align_bam"] = sample[0]["clean_fastq"]
sample[0]["work_bam"] = new_bam_file
if "mirdeep2" in tools:
novel_db = mirdeep.run(data)
return data
def gatk_indel_realignment(runner,
align_bam,
ref_file,
intervals,
region=None,
out_file=None,
deep_coverage=False,
config=None):
"""Perform realignment of BAM file in specified regions
"""
if out_file is None:
out_file = "%s-realign.bam" % os.path.splitext(align_bam)[0]
if not file_exists(out_file):
with curdir_tmpdir({"config": config}) as tmp_dir:
with file_transaction(out_file) as tx_out_file:
logger.info("GATK IndelRealigner: %s %s" %
(os.path.basename(align_bam), region))
cl = gatk_indel_realignment_cl(runner, align_bam, ref_file,
intervals, tmp_dir, region,
deep_coverage)
cl += ["-o", tx_out_file]
do.run(cl, "GATK indel realignment", {})
return out_file
def clipping_profile(in_file, config, out_prefix=None):
"""
estimate the clipping profile of the reads
"""
PROGRAM = "clipping_profile.py"
if not program_exists(PROGRAM):
logger.info("%s is not in the path or is not executable." % (PROGRAM))
exit(1)
prefix = "clipping"
out_prefix = _get_out_prefix(in_file, config, out_prefix, "clipping")
clip_plot_file = out_prefix + ".clipping_profile.pdf"
print clip_plot_file
if file_exists(clip_plot_file):
return clip_plot_file
clip_run = sh.Command(which(PROGRAM))
clip_run(i=in_file, o=out_prefix)
# hack to get around the fact that clipping_profile saves the file in
# the script execution directory
#sh.mv("clipping_profile.pdf", clip_plot_file)
return clip_plot_file
def kallisto_table(kallisto_dir, index):
"""
convert kallisto output to a count table where the rows are
equivalence classes and the columns are cells
"""
quant_dir = os.path.join(kallisto_dir, "quant")
out_file = os.path.join(quant_dir, "matrix.csv")
if file_exists(out_file):
return out_file
tsvfile = os.path.join(quant_dir, "matrix.tsv")
ecfile = os.path.join(quant_dir, "matrix.ec")
cellsfile = os.path.join(quant_dir, "matrix.cells")
fastafile = os.path.splitext(index)[0] + ".fa"
fasta_names = fasta.sequence_names(fastafile)
ec_names = get_ec_names(ecfile, fasta_names)
df = pd.read_table(tsvfile, header=None, names=["ec", "cell", "count"])
df["ec"] = [ec_names[x] for x in df["ec"]]
df = df.pivot(index='ec', columns='cell', values='count')
cellnames = get_cell_names(cellsfile)
colnames = [cellnames[x] for x in df.columns]
df.columns = colnames
df.to_csv(out_file)
return out_file
def by_regions(items):
"""Plot for a union set of combined ensemble regions across all of the data
items.
"""
work_dir = os.path.join(dd.get_work_dir(items[0]), "structural",
"coverage")
safe_makedir(work_dir)
out_file = os.path.join(work_dir,
"%s-coverage.pdf" % (dd.get_sample_name(items[0])))
if file_exists(out_file):
items = _add_regional_coverage_plot(items, out_file)
else:
bed_files = _get_ensemble_bed_files(items)
merged = bed.merge(bed_files)
breakpoints = breakpoints_by_caller(bed_files)
if merged:
priority_merged = _prioritize_plot_regions(merged, items[0])
out_file = plot_multiple_regions_coverage(items, out_file,
items[0],
priority_merged,
breakpoints)
items = _add_regional_coverage_plot(items, out_file)
return items
def _freebayes_custom(in_file, ref_file, data):
"""Custom FreeBayes filtering using bcbio.variation, tuned to human NA12878 results.
Experimental: for testing new methods.
"""
if vcfutils.get_paired_phenotype(data):
return None
config = data["config"]
bv_ver = programs.get_version("bcbio_variation", config=config)
if LooseVersion(bv_ver) < LooseVersion("0.1.1"):
return None
out_file = "%s-filter%s" % os.path.splitext(in_file)
if not utils.file_exists(out_file):
tmp_dir = utils.safe_makedir(os.path.join(os.path.dirname(in_file), "tmp"))
bv_jar = config_utils.get_jar("bcbio.variation",
config_utils.get_program("bcbio_variation", config, "dir"))
resources = config_utils.get_resources("bcbio_variation", config)
jvm_opts = resources.get("jvm_opts", ["-Xms750m", "-Xmx2g"])
java_args = ["-Djava.io.tmpdir=%s" % tmp_dir]
cmd = ["java"] + jvm_opts + java_args + ["-jar", bv_jar, "variant-filter", "freebayes",
in_file, ref_file]
do.run(cmd, "Custom FreeBayes filtering using bcbio.variation")
return out_file
def pizzly(pizzly_path, gtf, gtf_fa, fraglength, cachefile, pizzlydir, fusions,
samplename, data):
outdir = os.path.join(pizzlydir, samplename)
out_stem = os.path.join(outdir, samplename)
pizzly_gtf = make_pizzly_gtf(gtf, os.path.join(pizzlydir, "pizzly.gtf"),
data)
sentinel = os.path.join(out_stem, "-flat-filtered.tsv")
pizzlycalls = out_stem + ".json"
if not file_exists(pizzlycalls):
with file_transaction(data, outdir) as tx_out_dir:
safe_makedir(tx_out_dir)
tx_out_stem = os.path.join(tx_out_dir, samplename)
cmd = (
"{pizzly_path} -k 31 --gtf {pizzly_gtf} --cache {cachefile} "
"--align-score 2 --insert-size {fraglength} --fasta {gtf_fa} "
"--output {tx_out_stem} {fusions}")
message = ("Running pizzly on %s." % fusions)
do.run(cmd.format(**locals()), message)
flatfile = out_stem + "-flat.tsv"
filteredfile = out_stem + "-flat-filtered.tsv"
flatten_pizzly(pizzlycalls, flatfile, data)
filter_pizzly(flatfile, filteredfile, data)
return outdir
def _snpeff_args_from_config(data):
"""Retrieve snpEff arguments supplied through input configuration.
"""
config = data["config"]
args = ["-hgvs"]
# General supplied arguments
resources = config_utils.get_resources("snpeff", config)
if resources.get("options"):
args += [str(x) for x in resources.get("options", [])]
# cancer specific calling arguments
if vcfutils.get_paired_phenotype(data):
args += ["-cancer"]
effects_transcripts = dd.get_effects_transcripts(data)
if effects_transcripts in set(["canonical_cancer"]):
_, snpeff_base_dir = get_db(data)
canon_list_file = os.path.join(snpeff_base_dir, "transcripts", "%s.txt" % effects_transcripts)
if not utils.file_exists(canon_list_file):
raise ValueError("Cannot find expected file for effects_transcripts: %s" % canon_list_file)
args += ["-canonList", canon_list_file]
elif effects_transcripts == "canonical" or tz.get_in(("config", "algorithm", "clinical_reporting"), data):
args += ["-canon"]
return args
def _work_handles(in_files, dirs, ext):
"""Create working handles for input files and close on completion.
"""
out_dir = safe_makedir(os.path.join(dirs["work"], "trim"))
out_handles = {}
in_handles = {}
name_map = {}
for in_file in in_files:
out_file = os.path.join(
out_dir, "{base}{ext}".format(base=os.path.splitext(
os.path.basename(in_file))[0],
ext=ext))
name_map[in_file] = out_file
if not file_exists(out_file):
in_handles[in_file] = open(in_file)
out_handles[in_file] = open(out_file, "w")
try:
yield in_handles, out_handles, name_map
finally:
for h in in_handles.values():
h.close()
for h in out_handles.values():
h.close()
def merge_overlaps(in_file, data, distance=None, out_dir=None):
"""Merge bed file intervals to avoid overlapping regions.
Overlapping regions (1:1-100, 1:90-100) cause issues with callers like FreeBayes
that don't collapse BEDs prior to using them.
"""
if in_file:
bedtools = config_utils.get_program("bedtools", data["config"])
work_dir = tz.get_in(["dirs", "work"], data)
if out_dir:
bedprep_dir = out_dir
elif work_dir:
bedprep_dir = utils.safe_makedir(os.path.join(work_dir, "bedprep"))
else:
bedprep_dir = os.path.dirname(in_file)
out_file = os.path.join(bedprep_dir, "%s-merged.bed" % (utils.splitext_plus(os.path.basename(in_file))[0]))
if not utils.file_exists(out_file):
with file_transaction(data, out_file) as tx_out_file:
distance = "-d %s" % distance if distance else ""
cmd = "{bedtools} merge {distance} -i {in_file} > {tx_out_file}"
do.run(cmd.format(**locals()), "Prepare merged BED file", data)
vcfutils.bgzip_and_index(out_file, data["config"], remove_orig=False)
return out_file
def gatk_rnaseq_calling(data):
"""
use GATK to perform variant calling on RNA-seq data
"""
broad_runner = broad.runner_from_config(dd.get_config(data))
ref_file = dd.get_ref_file(data)
split_bam = dd.get_split_bam(data)
out_file = os.path.splitext(split_bam)[0] + ".gvcf"
num_cores = dd.get_num_cores(data)
if file_exists(out_file):
data = dd.set_vrn_file(data, out_file)
return data
with file_transaction(data, out_file) as tx_out_file:
params = [
"-T", "HaplotypeCaller", "-R", ref_file, "-I", split_bam, "-o",
tx_out_file, "-nct",
str(num_cores), "--emitRefConfidence", "GVCF",
"--variant_index_type", "LINEAR", "--variant_index_parameter",
"128000", "-dontUseSoftClippedBases"
]
broad_runner.run_gatk(params)
data = dd.set_vrn_file(data, out_file)
return data
def align_transcriptome(fastq_file, pair_file, ref_file, data):
"""
bowtie2 with settings for aligning to the transcriptome for eXpress/RSEM/etc
"""
work_bam = dd.get_work_bam(data)
base, ext = os.path.splitext(work_bam)
out_file = base + ".transcriptome" + ext
if utils.file_exists(out_file):
data = dd.set_transcriptome_bam(data, out_file)
return data
bowtie2 = config_utils.get_program("bowtie2", data["config"])
gtf_file = dd.get_gtf_file(data)
gtf_index = index_transcriptome(gtf_file, ref_file, data)
num_cores = data["config"]["algorithm"].get("num_cores", 1)
fastq_cmd = "-1 %s" % fastq_file if pair_file else "-U %s" % fastq_file
pair_cmd = "-2 %s " % pair_file if pair_file else ""
cmd = ("{bowtie2} -p {num_cores} -a -X 600 --rdg 6,5 --rfg 6,5 --score-min L,-.6,-.4 --no-discordant --no-mixed -x {gtf_index} {fastq_cmd} {pair_cmd} ")
with file_transaction(out_file) as tx_out_file:
message = "Aligning %s and %s to the transcriptome." % (fastq_file, pair_file)
cmd += "| " + postalign.sam_to_sortbam_cl(data, tx_out_file, name_sort=True)
do.run(cmd.format(**locals()), message)
data = dd.set_transcriptome_bam(data, out_file)
return data
def _maybe_add_alignment(algorithm, sample, out):
if _has_alignment_file(algorithm, sample):
for (fname, ext, isplus) in [(sample.get("work_bam"), "ready", False),
(dd.get_disc_bam(sample), "disc", True),
(dd.get_sr_bam(sample), "sr", True)]:
if fname and os.path.exists(fname):
if fname.endswith("bam"):
ftype, fext = "bam", ".bai"
elif fname.endswith("cram"):
ftype, fext = "cram", ".crai"
else:
raise ValueError("Unexpected alignment file type %s" % fname)
out.append({"path": fname,
"type": ftype,
"plus": isplus,
"ext": ext})
if utils.file_exists(fname + fext):
out.append({"path": fname + fext,
"type": ftype + fext,
"plus": isplus,
"index": True,
"ext": ext})
return out
def picard_mark_duplicates(picard, align_bam, remove_dups=False):
base, ext = os.path.splitext(align_bam)
base = base.replace(".", "-")
dup_bam = "%s-dup%s" % (base, ext)
dup_metrics = "%s-dup.dup_metrics" % base
if not file_exists(dup_bam):
with tx_tmpdir(picard._config) as tmp_dir:
with file_transaction(picard._config, dup_bam,
dup_metrics) as (tx_dup_bam, tx_dup_metrics):
opts = [("INPUT", align_bam), ("OUTPUT", tx_dup_bam),
("TMP_DIR", tmp_dir),
("REMOVE_DUPLICATES",
"true" if remove_dups else "false"),
("METRICS_FILE", tx_dup_metrics)]
if picard.get_picard_version("MarkDuplicates") >= 1.82:
opts += [("PROGRAM_RECORD_ID", "null")]
picard.run("MarkDuplicates",
opts,
memscale={
"direction": "decrease",
"magnitude": 2
})
return dup_bam, dup_metrics
def _get_vcf(x, key):
"""Retrieve VCF file with the given key if it exists, handling bgzipped.
"""
out = []
fname = utils.get_in(x, key)
if fname:
if fname.endswith(".gz"):
out.append({"path": fname,
"type": "vcf.gz",
"ext": x["variantcaller"],
"variantcaller": x["variantcaller"]})
if utils.file_exists(fname + ".tbi"):
out.append({"path": fname + ".tbi",
"type": "vcf.gz.tbi",
"index": True,
"ext": x["variantcaller"],
"variantcaller": x["variantcaller"]})
else:
out.append({"path": fname,
"type": "vcf",
"ext": x["variantcaller"],
"variantcaller": x["variantcaller"]})
return out
def picard_fastq_to_bam(picard,
fastq_one,
fastq_two,
out_dir,
names,
order="queryname"):
"""Convert fastq file(s) to BAM, adding sample, run group and platform information.
"""
out_bam = os.path.join(
out_dir,
"%s-fastq.bam" % os.path.splitext(os.path.basename(fastq_one))[0])
if not file_exists(out_bam):
with tx_tmpdir(picard._config) as tmp_dir:
with file_transaction(picard._config, out_bam) as tx_out_bam:
opts = [("FASTQ", fastq_one), ("READ_GROUP_NAME", names["rg"]),
("SAMPLE_NAME", names["sample"]),
("PLATFORM_UNIT", names["pu"]),
("PLATFORM", names["pl"]), ("TMP_DIR", tmp_dir),
("OUTPUT", tx_out_bam), ("SORT_ORDER", order)]
if fastq_two:
opts.append(("FASTQ2", fastq_two))
picard.run("FastqToSam", opts)
return out_bam
def _run_snpeff(snp_in, out_format, data):
snpeff_db, datadir = get_db(data)
assert datadir is not None, \
"Did not find snpEff resources in genome configuration: %s" % data["genome_resources"]
assert os.path.exists(os.path.join(datadir, snpeff_db)), \
"Did not find %s snpEff genome data in %s" % (snpeff_db, datadir)
snpeff_cmd = get_cmd("eff", datadir, data["config"])
ext = utils.splitext_plus(snp_in)[1] if out_format == "vcf" else ".tsv"
out_file = "%s-effects%s" % (utils.splitext_plus(snp_in)[0], ext)
if not utils.file_exists(out_file):
config_args = " ".join(_snpeff_args_from_config(data))
if ext.endswith(".gz"):
bgzip_cmd = "| %s -c" % tools.get_bgzip_cmd(data["config"])
else:
bgzip_cmd = ""
with file_transaction(out_file) as tx_out_file:
cmd = (
"{snpeff_cmd} {config_args} -noLog -1 -i vcf -o {out_format} "
"{snpeff_db} {snp_in} {bgzip_cmd} > {tx_out_file}")
do.run(cmd.format(**locals()), "snpEff effects", data)
if ext.endswith(".gz"):
out_file = vcfutils.bgzip_and_index(out_file, data["config"])
return out_file