def parse_gpdfile(tdir,gpdfile,smoothing_factor):
# Go through the long reads and make a genepred
if gpdfile != '-':
fr = FileBasics.GenericFileReader(gpdfile)
else:
fr = sys.stdin
seennames = {}
longreadnumber = 0
of_gpd = open(tdir+'/longreads.gpd','w')
while True:
line = fr.readline()
if not line: break
if re.match('^#',line): #skip comments
continue
longreadnumber += 1
entry = GenePredBasics.smooth_gaps( \
GenePredBasics.line_to_entry(line.rstrip()) \
,smoothing_factor)
readname = entry['name']
if readname in seennames:
sys.stderr.write("Warning: repeat name '"+readname+"'\n")
#set our first name to our bin
entry['name'] = str(longreadnumber)
gline = GenePredBasics.entry_to_line(entry)
of_gpd.write(gline+"\n")
fr.close()
of_gpd.close()
def get_exons_from_seqs(seqs, d, spcf):
sind = 0
oline = ''
for seq in seqs:
sind += 1
psec = 'P' #primary or secondary
if sind > 1: psec = 'S'
d1 = d.copy()
d1['rname'] = seq[1]
if seq[2] == '+': d1['flag'] = 0
else: d1['flag'] = 16
d1['pos'] = seq[3]
d1['cigar'] = seq[4]
d1['cigar_array'] = SamBasics.parse_cigar(seq[4])
skips = set(['H', 'D', 'N'])
total_length = 0
possible_matches = 0
indels = 0
qstart = 0
if d1['cigar_array'][0]['op'] == 'S':
qstart = d1['cigar_array'][0]['val']
if d1['cigar_array'][0]['op'] == 'H':
qstart = d1['cigar_array'][0]['val']
for ce in d1['cigar_array']:
if ce['op'] not in skips:
total_length += ce['val']
if ce['op'] == 'M': possible_matches += ce['val']
elif ce['op'] == 'I':
indels += ce['val']
elif ce['op'] == 'D' and ce['val'] < 68:
indels += ce['val']
fakeseq = 'N' * total_length
d1['seq'] = fakeseq
nline = SamBasics.entry_to_line(d1)
pline = spcf.convert_line(nline)
pentry = PSLBasics.line_to_entry(pline)
#mismatch_count = -1
#if sind == 1 and args.reference_genome: #for primary alignments we can calculate the number of matches
# for i in range(0,len(pentry['blockSizes'])):
# tseq = spcf.genome[pentry['tName']][pentry['tStarts'][i]:pentry['tStarts'][i]+pentry['blockSizes'][i]]
# qseq = sequence[pentry['qStarts'][i]:pentry['qStarts'][i]+pentry['blockSizes'][i]]
# print pentry['blockSizes'][i]
# print tseq
# print qseq
# for j in range(0,len(tseq)):
# if tseq[j].upper() != qseq[j].upper(): mismatch_count += 1
gline = PSLBasics.convert_entry_to_genepred_line(pentry)
gentry = GenePredBasics.line_to_entry(gline)
gsmooth = GenePredBasics.smooth_gaps(gentry, 68)
for i in range(0, len(gsmooth['exonStarts'])):
oline += gsmooth['chrom'] + "\t" + str(
gsmooth['exonStarts'][i]) + "\t" + str(
gsmooth['exonEnds']
[i]) + "\t" + gsmooth['strand'] + "\t" + gsmooth[
'name'] + "\t" + str(possible_matches) + "\t" + str(
indels) + "\t" + psec + "\t" + str(qstart) + "\n"
return oline
def main():
parser = argparse.ArgumentParser(formatter_class=argparse.ArgumentDefaultsHelpFormatter)
parser.add_argument('genepred',help="FILENAME or use - for STDIN")
parser.add_argument('--smoothing_size',type=int,default=68,help="INT no gaps less than this size")
args = parser.parse_args()
inf = sys.stdin
if args.genepred != '-':
inf = open(args.genepred)
for line in inf:
e = GenePredBasics.line_to_entry(line)
e2 = GenePredBasics.smooth_gaps(e,args.smoothing_size)
print GenePredBasics.entry_to_line(e2)
def main():
parser = argparse.ArgumentParser(description='Use reference junctions when they are close',formatter_class=argparse.ArgumentDefaultsHelpFormatter)
parser.add_argument('--min_intron_size',type=int,default=68,help="INT min intron size")
parser.add_argument('--min_local_support',type=int,default=0,help="INT min number of junctions within search_size of a junction in order to count it")
parser.add_argument('--search_size',type=int,default=10,help="INT search space for reference")
parser.add_argument('--output_fake_psl',help="FASTAFILE reference genome to make a fake PSL output")
parser.add_argument('psl',help="PSLFILENAME or '-' for STDIN")
parser.add_argument('reference_genepred',help="FASTAFILENAME for reference genepred")
args = parser.parse_args()
cpus = multiprocessing.cpu_count()
genome = {}
if args.output_fake_psl:
genome = read_fasta_into_hash(args.output_fake_psl)
#read in the reference genepred first
gpf = GenePredBasics.GenePredFile(args.reference_genepred)
#lets sort entries by chromosome
ref = {}
for e in [x.entry for x in gpf.entries]:
if len(e['exonStarts']) <= 1: continue
if e['chrom'] not in ref:
ref[e['chrom']] = {}
for i in range(1,len(e['exonStarts'])):
if e['exonEnds'][i-1] not in ref[e['chrom']]:
ref[e['chrom']][e['exonEnds'][i-1]] = {}
if e['exonStarts'][i]+1 not in ref[e['chrom']][e['exonEnds'][i-1]]:
ref[e['chrom']][e['exonEnds'][i-1]][e['exonStarts'][i]+1] = e['strand']
#Stored all junctions as 1-base
read_info = {}
pf = GenericFileReader(args.psl)
fcount_total = 0
while True:
line = pf.readline()
if not line: break
if re.match('^#',line): continue
line = line.rstrip()
pe = PSLBasics.line_to_entry(line)
if len(pe['tStarts']) != len(pe['blockSizes']) or len(pe['qStarts']) != len(pe['blockSizes']):
sys.stderr.write("WARNING invalid psl\n")
continue
genepred_line = PSLBasics.convert_entry_to_genepred_line(pe)
ge = GenePredBasics.smooth_gaps(GenePredBasics.line_to_entry(genepred_line),args.min_intron_size)
refjuns = {}
if pe['tName'] in ref: refjuns = ref[pe['tName']]
new_ge = nudge(pe,ge,refjuns,args)
if args.output_fake_psl:
new_psl_line = GenePredBasics.entry_to_fake_psl_line(new_ge,genome)
print new_psl_line
else:
print GenePredBasics.entry_to_line(new_ge)
def get_exons_from_seqs(seqs,d,spcf):
sind = 0
oline = ''
for seq in seqs:
sind+=1
psec = 'P' #primary or secondary
if sind > 1: psec = 'S'
d1 = d.copy()
d1['rname'] = seq[1]
if seq[2] == '+': d1['flag'] = 0
else: d1['flag'] = 16
d1['pos'] = seq[3]
d1['cigar'] = seq[4]
d1['cigar_array'] = SamBasics.parse_cigar(seq[4])
skips = set(['H','D','N'])
total_length = 0
possible_matches = 0
indels = 0
qstart = 0
if d1['cigar_array'][0]['op'] == 'S':
qstart = d1['cigar_array'][0]['val']
if d1['cigar_array'][0]['op'] == 'H':
qstart = d1['cigar_array'][0]['val']
for ce in d1['cigar_array']:
if ce['op'] not in skips:
total_length += ce['val']
if ce['op'] == 'M': possible_matches += ce['val']
elif ce['op'] == 'I':
indels += ce['val']
elif ce['op'] == 'D' and ce['val'] < 68:
indels += ce['val']
fakeseq = 'N'*total_length
d1['seq'] = fakeseq
nline = SamBasics.entry_to_line(d1)
pline = spcf.convert_line(nline)
pentry = PSLBasics.line_to_entry(pline)
#mismatch_count = -1
#if sind == 1 and args.reference_genome: #for primary alignments we can calculate the number of matches
# for i in range(0,len(pentry['blockSizes'])):
# tseq = spcf.genome[pentry['tName']][pentry['tStarts'][i]:pentry['tStarts'][i]+pentry['blockSizes'][i]]
# qseq = sequence[pentry['qStarts'][i]:pentry['qStarts'][i]+pentry['blockSizes'][i]]
# print pentry['blockSizes'][i]
# print tseq
# print qseq
# for j in range(0,len(tseq)):
# if tseq[j].upper() != qseq[j].upper(): mismatch_count += 1
gline = PSLBasics.convert_entry_to_genepred_line(pentry)
gentry = GenePredBasics.line_to_entry(gline)
gsmooth = GenePredBasics.smooth_gaps(gentry,68)
for i in range(0,len(gsmooth['exonStarts'])):
oline += gsmooth['chrom'] + "\t" + str(gsmooth['exonStarts'][i])+"\t"+str(gsmooth['exonEnds'][i])+"\t"+gsmooth['strand']+"\t"+gsmooth['name']+"\t"+str(possible_matches)+"\t"+str(indels)+"\t"+psec+"\t"+str(qstart)+"\n"
return oline
def main():
parser = argparse.ArgumentParser(
formatter_class=argparse.ArgumentDefaultsHelpFormatter)
parser.add_argument('genepred', help="FILENAME or use - for STDIN")
parser.add_argument('--smoothing_size',
type=int,
default=68,
help="INT no gaps less than this size")
args = parser.parse_args()
inf = sys.stdin
if args.genepred != '-':
inf = open(args.genepred)
for line in inf:
e = GenePredBasics.line_to_entry(line)
e2 = GenePredBasics.smooth_gaps(e, args.smoothing_size)
print GenePredBasics.entry_to_line(e2)
def convert_directionless_gpd_alignment_to_reference(sam_filename,genepred_filename,out_map):
conv = GenePredBasics.get_directionless_gpd_conversion(genepred_filename)
ofile = open(out_map,'w')
with open(sam_filename) as samfile:
for line in samfile:
line = line.rstrip()
if re.match('^@[A-Z][A-Z]\s',line): continue #skip header
d = sam_line_to_dictionary(line)
if d['rname'] == '*': continue #skip unmapped
startposition = d['pos']-1
readcoord = []
z = 0
for entry in d['cigar_array']:
if re.match('[MISX=]',entry['op']): # all the entries that map to the read
for i in range(0,entry['val']):
if re.match('[M=X]',entry['op']): #all the entries that match the reference alignment
readcoord.append(conv[d['rname']]['coordinates'][startposition+z])
z+=1
# lets ignore insertions for now
#else:
# readcoord.append('*')
if re.match('[DNH]',entry['op']):
z+= entry['val']
abbrev = conv[d['rname']]['chrom']+':'+SequenceBasics.collapse_coordinate_array(readcoord)
ofile.write(d['qname'] + "\t" + d['rname'] + "\t" + abbrev + "\n")
ofile.close()
def parse_refgpd(tdir,geneprednames,simplenames):
# get the reference genepreds ready to use in work
column_number = 0
entry_number = 0
of_entries = open(tdir+"/entries.txt",'w')
for file in geneprednames:
column_number += 1
of_ref = open(tdir+"/reference."+str(column_number)+".bed",'w')
gfr = FileBasics.GenericFileReader(file)
while True:
line = gfr.readline()
if not line: break
if re.match('^#',line): continue
entry_number += 1
line = line.rstrip("\n")
entry = GenePredBasics.line_to_entry(line)
entry_length = 0
for i in range(0,len(entry['exonStarts'])): entry_length += entry['exonEnds'][i]-entry['exonStarts'][i]
of_entries.write(str(column_number)+ "\t" + simplenames[column_number-1] + "\t" + str(entry_number) + "\t" + entry['gene_name'] + "\t" + entry['name']+"\t"+str(entry_length)+"\n")
exon_number = 0
for i in range(0,len(entry['exonStarts'])):
exon_number += 1
of_ref.write(entry['chrom'] + "\t" + str(entry['exonStarts'][i]) + "\t" \
+ str(entry['exonEnds'][i]) + "\t" + str(entry_number) + "\t" \
+ entry['gene_name'] + "\t" \
+ entry['name'] + "\t" + str(len(entry['exonStarts'])) + "\t" \
+ entry['strand'] + "\t" + str(exon_number) \
+ "\n")
gfr.close()
of_ref.close()
of_entries.close()
def main():
parser = argparse.ArgumentParser(description="Convert a psl file into a target formated genepred file.")
parser.add_argument('--fill_gaps',type=int,default=0,help="Close gaps this size or smaller.")
parser.add_argument('input_name',help="Input PSL file, use - to indicate STDIN.")
args = parser.parse_args()
pslfilehandle = sys.stdin
if args.input_name != '-':
pslfilehandle = open(args.input_name)
with pslfilehandle as infile:
for line in infile:
psl_entry = PSLBasics.line_to_entry(line)
genepred_line = PSLBasics.convert_entry_to_genepred_line(psl_entry)
if args.fill_gaps > 0:
genepred_entry = GenePredBasics.line_to_entry(genepred_line)
genepred_entry2 = GenePredBasics.smooth_gaps(genepred_entry,args.fill_gaps)
genepred_line = GenePredBasics.entry_to_line(genepred_entry2)
print genepred_line
def main():
parser = argparse.ArgumentParser()
parser.add_argument('input', help="GENEPRED file input use - for STDIN")
args = parser.parse_args()
inf = sys.stdin
if args.input != '-':
inf = open(args.input)
for line in inf:
e = GenePredBasics.GenePredEntry()
e.line_to_entry(line.rstrip())
print e.entry['gene_name'] + "\t" + e.entry['name'] + "\t" + str(
e.length())
inf.close()
def add_genepred_line(self, inline):
if not self.ref_hash:
sys.stderr.write(
"ERROR: Must assign a reference genome dictionary first\n")
sys.exit()
gpd = GenePredBasics.GenePredEntry(inline)
if gpd.value('name') in self.transcripts:
sys.stderr.write("WARNING: " + inline +
" transcript was already set\n")
seq = ''
for i in range(0, gpd.value('exonCount')):
seq += self.ref_hash[gpd.value('chrom')][
gpd.value('exonStarts')[i]:gpd.value('exonEnds')[i]].upper()
if gpd.value('strand') == '-': seq = SequenceBasics.rc(seq)
self.transcripts[gpd.value('name')] = seq
return
def read_from_fasta_and_genepred(self,genomefastafile,genepredfile):
# read in our genome
seen_names = {}
seen_coords = {}
genepred = {}
with open(genepredfile) as inf:
for line in inf:
if re.match('^#',line): continue
e = GenePredBasics.line_to_entry(line)
hexcoord = hashlib.sha1(e['chrom']+"\t"+e['strand'] + "\t" + str(e['exonStarts'])+"\t" + str(e['exonEnds'])).hexdigest()
#print hex
#print e['gene_name']
#print e['name']
dupname = 0
dupcoord = 0
if hexcoord in seen_coords:
sys.stderr.write("Warning "+ e['name'] + " " + e['gene_name'] + " exists at identical coordinates as another entry\n")
dupcoord = 1
seen_coords[hexcoord] = 1
currname = e['name']
if e['name'] in seen_names:
if dupcoord == 1:
sys.stderr.write("skipping perfect duplicate of "+e['name']+"\n")
continue
newname = e['name'] + "."+str(len(seen_names[e['name']])+1)
currname = newname
seen_names[e['name']].append(newname)
sys.stderr.write("Warning "+ e['name'] + " " + e['gene_name'] + " is a duplicate name.. renaming to "+newname+ "\n")
dupname = 1
else:
seen_names[e['name']] = []
seen_names[e['name']].append(e['name'])
genepred[currname] = e
#print "reading names and locs"
ref = read_fasta_into_hash(genomefastafile)
#print "converting sequences"
for transcript in genepred:
e = genepred[transcript]
if e['chrom'] in ref:
seq = ''
self.transcript_names[transcript] = genepred[transcript]['name']
for i in range(0,e['exonCount']):
seq += ref[e['chrom']][e['exonStarts'][i]:e['exonEnds'][i]]
if e['strand'] == '-': seq = rc(seq)
self.transcripts[transcript] = seq
def main():
parser = argparse.ArgumentParser()
parser.add_argument('input_file', help="use - for STDIN")
args = parser.parse_args()
inf = sys.stdin
if args.input_file != '-':
inf = open(args.input_file)
for line in inf:
e = GenePredBasics.line_to_entry(line.rstrip())
matches = 0
qstartslist = []
for i in range(0, len(e['exonStarts'])):
mylen = e['exonEnds'][i] - e['exonStarts'][i]
matches += mylen
qstartslist.append(matches - mylen)
qstarts = ','.join([str(x) for x in qstartslist]) + ','
oline = str(matches) + "\t" # 1
oline += "0\t" # 2
oline += "0\t" # 3
oline += "0\t" # 4
oline += "0\t" # 5
oline += "0\t" # 6
oline += "0\t" # 7
oline += "0\t" # 8
oline += e['strand'] + "\t" # 9
oline += e['name'] + "\t" # 10
oline += str(matches) + "\t" # 11
oline += "0\t" # 12
oline += str(matches) + "\t" # 13
oline += str(e['chrom']) + "\t" # 14
oline += str(e['exonEnds'][-1]) + "\t" # 15
oline += str(e['exonStarts'][0]) + "\t" # 16
oline += str(e['exonEnds'][-1]) + "\t" # 17
oline += str(len(e['exonStarts'])) + "\t" # 18
oline += ','.join([
str(e['exonEnds'][x] - e['exonStarts'][x])
for x in range(0, len(e['exonStarts']))
]) + ',' + "\t" # 19
oline += qstarts + "\t" # 20
oline += ','.join([str(x) for x in e['exonStarts']]) + ',' # 21
print oline
inf.close()
def main():
parser = argparse.ArgumentParser(description='Create artifical reference sequences from a genepred')
parser.add_argument('gpd_file')
parser.add_argument('reference_fasta')
parser.add_argument('-o','--output',help="output file to write to or STDOUT if not set")
args = parser.parse_args()
of = sys.stdout
if args.output: of = open(args.output,'w')
f = read_fasta_into_hash(args.reference_fasta)
with open(args.gpd_file) as inf:
for line in inf:
gpd = GenePredBasics.GenePredEntry()
gpd.line_to_entry(line.rstrip())
ars = ARS()
beds = []
for i in range(0,gpd.value('exonCount')):
b = Bed(gpd.value('chrom'),gpd.value('exonStarts')[i],gpd.value('exonEnds')[i],gpd.value('strand'))
beds.append(b)
ars.set_bounds(beds)
ars.set_name(gpd.value('name'))
ars.set_sequence_from_original_reference_hash(f)
of.write(ars.get_fasta())
def main():
parser = argparse.ArgumentParser()
parser.add_argument('input_file',help="use - for STDIN")
args = parser.parse_args()
inf = sys.stdin
if args.input_file != '-':
inf = open(args.input_file)
for line in inf:
e = GenePredBasics.line_to_entry(line.rstrip())
matches = 0
qstartslist = []
for i in range(0,len(e['exonStarts'])):
mylen = e['exonEnds'][i]-e['exonStarts'][i]
matches += mylen
qstartslist.append(matches-mylen)
qstarts = ','.join([str(x) for x in qstartslist])+','
oline = str(matches)+"\t" # 1
oline += "0\t" # 2
oline += "0\t" # 3
oline += "0\t" # 4
oline += "0\t" # 5
oline += "0\t" # 6
oline += "0\t" # 7
oline += "0\t" # 8
oline += e['strand']+"\t" # 9
oline += e['name']+"\t" # 10
oline += str(matches)+"\t" # 11
oline += "0\t" # 12
oline += str(matches)+"\t" # 13
oline += str(e['chrom'])+"\t" # 14
oline += str(e['exonEnds'][-1])+"\t" # 15
oline += str(e['exonStarts'][0])+"\t" # 16
oline += str(e['exonEnds'][-1])+"\t" # 17
oline += str(len(e['exonStarts']))+"\t" # 18
oline += ','.join([str(e['exonEnds'][x]-e['exonStarts'][x]) for x in range(0,len(e['exonStarts']))])+','+"\t" # 19
oline += qstarts + "\t" # 20
oline += ','.join([str(x) for x in e['exonStarts']])+',' # 21
print oline
inf.close()
def main():
#do our inputs
args = do_inputs()
global gout
gout = args.output
gls = GenePredBasics.GenePredLocusStream(args.input)
fgs = GenePredFuzzyBasics.FuzzyGenePredSeparator()
if args.threads > 1:
p = Pool(processes=args.threads)
while True:
buffer = gls.read_locus()
if not buffer: break
if args.threads > 1:
p.apply_async(process_buffer,
args=(buffer, args),
callback=out_gpds)
else:
v = process_buffer(buffer, args)
out_gpds(v)
if args.threads > 1:
p.close()
p.join()
sys.stderr.write("\n")
def break_gpdfile(tdir,job_size):
bfcr = BigFileBasics.BigFileChunkReader(tdir+'/longreads.gpd')
bfcr.set_chunk_size_bytes(job_size)
num_jobs = bfcr.chunk_count
for i in range(0,bfcr.chunk_count):
oc = bfcr.open_chunk(i)
job = i+1
of_bed = open(tdir+'/partreads.'+str(job)+'.bed','w')
while True:
line = oc.read_line()
if not line: break
line = line.rstrip("\n")
entry = GenePredBasics.line_to_entry(line)
exon_number = 0
for i in range(0,len(entry['exonStarts'])):
exon_number += 1
of_bed.write(entry['chrom'] + "\t" + str(entry['exonStarts'][i]) + "\t" \
+ str(entry['exonEnds'][i]) + "\t" + entry['name']+"\t" \
+ entry['gene_name'] + "\t" + str(len(entry['exonStarts'])) + "\t" \
+ entry['strand'] + "\t" + str(exon_number) + "\n")
oc.close()
of_bed.close()
return num_jobs
def convert_directionless_gpd_alignment_to_reference(sam_filename,
genepred_filename,
out_map):
conv = GenePredBasics.get_directionless_gpd_conversion(genepred_filename)
ofile = open(out_map, 'w')
with open(sam_filename) as samfile:
for line in samfile:
line = line.rstrip()
if re.match('^@[A-Z][A-Z]\s', line): continue #skip header
d = sam_line_to_dictionary(line)
if d['rname'] == '*': continue #skip unmapped
startposition = d['pos'] - 1
readcoord = []
z = 0
for entry in d['cigar_array']:
if re.match(
'[MISX=]',
entry['op']): # all the entries that map to the read
for i in range(0, entry['val']):
if re.match(
'[M=X]', entry['op']
): #all the entries that match the reference alignment
readcoord.append(
conv[d['rname']]['coordinates'][startposition +
z])
z += 1
# lets ignore insertions for now
#else:
# readcoord.append('*')
if re.match('[DNH]', entry['op']):
z += entry['val']
abbrev = conv[d['rname']][
'chrom'] + ':' + SequenceBasics.collapse_coordinate_array(
readcoord)
ofile.write(d['qname'] + "\t" + d['rname'] + "\t" + abbrev + "\n")
ofile.close()
def nudge(psl_entry,gpd_entry,refjun,args):
junctions = []
fcount = 0
if len(gpd_entry['exonStarts']) == 1:
#print "no intron 1"
return gpd_entry
bounds = []
for i in range(1,len(gpd_entry['exonStarts'])):
junc_start = gpd_entry['exonEnds'][i-1]
junc_finish = gpd_entry['exonStarts'][i]+1
bounds.append([junc_start, junc_finish,i-1])
if len(bounds) < 1:
#print "no intron 2"
return gpd_entry
bestbounds = []
for bound in bounds:
best_distance = [10000000,10000000]
best_result = None
for z1 in range(bound[0]-args.search_size,bound[0]+args.search_size+1):
d1 = abs(z1-bound[0])
if z1 in refjun:
for z2 in range(bound[1]-args.search_size,bound[1]+args.search_size+args.search_size+1):
d2 = abs(z2-bound[1])
if z2 in refjun[z1]:
refstrand = refjun[z1][z2]
if d1+d2 < best_distance[0]+best_distance[1]:
best_distance = [d1,d2]
best_result = [z1,z2,refstrand,bound[2]]+best_distance
if best_result:
bestbounds.append(best_result)
if len(bestbounds) < 1:
#nothing fixable
#sys.stderr.write("nothing fixable\n")
return gpd_entry
#Now we have a list of nudgable bounds
#Lets pick a strand
plus_score = 0
minus_score = 0
#print '----'
#print bestbounds
for bound in bestbounds:
if bound[2] == '+':
plus_score += 1/(float(abs(bound[4]))+float(abs(bound[5]))+1)
else:
minus_score += 1/(float(abs(bound[4]))+float(abs(bound[5]))+1)
use_strand = '+'
#print [plus_score,minus_score]
if plus_score < minus_score: use_strand = '-'
#print use_strand
choice_bounds = []
for bound in bestbounds:
if bound[2] == use_strand: choice_bounds.append(bound)
#print '---'
#print GenePredBasics.entry_to_line(gpd_entry)
#print bestbounds
#print choice_bounds
if len(choice_bounds) < 1:
print "ERROR should have choices"
sys.exit()
replacements = {}
for bound in choice_bounds: replacements[bound[3]] = [bound[0],bound[1]]
junctions = []
#print "fixed "+str(len(replacements.keys()))
for i in range(0,len(bounds)):
val = bounds[i]
if i in replacements:
#sys.stderr.write("use replacement\n")
val = replacements[i]
fcount += 1
junctions.append([val[0],val[1]])
#print junctions
#sys.stderr.write("replace\n")
#print junctions
new_gpd_line = gpd_entry['gene_name'] + "\t"
new_gpd_line += gpd_entry['name'] + "\t"
new_gpd_line += gpd_entry['chrom'] + "\t"
new_gpd_line += gpd_entry['strand'] + "\t"
new_gpd_line += str(gpd_entry['txStart']) + "\t"
new_gpd_line += str(gpd_entry['txEnd']) + "\t"
new_gpd_line += str(gpd_entry['cdsStart']) + "\t"
new_gpd_line += str(gpd_entry['cdsEnd']) + "\t"
new_gpd_line += str(len(junctions)+1) + "\t"
exon_starts = [gpd_entry['txStart']]
exon_ends = [] #gpd_entry['txEnd']]
for junc in junctions:
exon_starts.append(junc[1]-1)
exon_ends.append(junc[0])
exon_ends.append(gpd_entry['txEnd'])
new_gpd_line += ','.join([str(x) for x in exon_starts])+','+"\t"
new_gpd_line += ','.join([str(x) for x in exon_ends])+','+"\t"
#print new_gpd_line
new_gpd_entry = GenePredBasics.line_to_entry(new_gpd_line)
#print "got junctions"
#print new_gpd_line
#print '.........'
return new_gpd_entry
def main():
parser = argparse.ArgumentParser()
parser.add_argument('a', nargs=1, help='FILENAME genepred file A')
parser.add_argument('b', nargs=1, help='FILENAME genepred file B')
#parser.add_argument('-p',nargs='?',help='INT the number of threads to run.')
parser.add_argument('--minexoncount',
nargs='?',
help='INT the minimum number of exons required.')
parser.add_argument(
'--minoverlap_internal',
nargs='?',
help=
'FLOAT the fraction (0-1) of the required reciprocal overlap of an internal exon to call an exon a match.'
)
parser.add_argument(
'--minoverlap_first',
nargs='?',
help=
'FLOAT the fraction (0-1) of the required reciprocal overlap of the first exon to call an exon a match.'
)
parser.add_argument(
'--minoverlap_last',
nargs='?',
help=
'FLOAT the fraction (0-1) of the required reciprocal overlap of the last exon to call an exon a match.'
)
parser.add_argument(
'--minoverlap',
nargs='?',
help=
'FLOAT the fraction (0-1) of the required reciprocal overlap of any exon to call an exon a match.'
)
parser.add_argument(
'--leftouterjoin',
action='store_true',
help=
'Output the entry A regardless of whether a matching entry in B is found'
)
parser.add_argument('--output_a_not_in_b',
action='store_true',
help='Output entries that occur in A but not B')
parser.add_argument(
'--best_b_only',
action='store_true',
help=
'Output only one entry of B for each A and try to pick the best based on reciprocal overlap'
)
parser.add_argument(
'--allow_a_subset_of_b_fragments',
action='store_true',
help=
'If A is just a subset of B, then call it as a match. This means all exons of A found a conecutive match, but B could have more exons on either end.'
)
parser.add_argument(
'--allow_any_fragments',
action='store_true',
help='If set, allow any partial match, not just the best')
args = parser.parse_args()
#pcount = multiprocessing.cpu_count()
#if args.p: pcount = int(args.p)
# go through contingencies of overlap requirements and set them
overlap = [0, 0, 0]
if args.minoverlap:
overlap = [
float(args.minoverlap),
float(args.minoverlap),
float(args.minoverlap)
]
if args.minoverlap_first:
overlap[0] = float(args.minoverlap_last)
if args.minoverlap_last:
overlap[2] = float(args.minoverlap_last)
if args.minoverlap_internal:
overlap[1] = float(args.minoverlap_internal)
# read the genepred files
gpdA = GenePredBasics.GenePredFile(args.a[0])
gpdB = GenePredBasics.GenePredFile(args.b[0])
#if pcount > 1:
# p = multiprocessing.Pool(processes=pcount)
for eA in gpdA.entries:
#if pcount > 1:
# p.apply_async(check_B_entries,[eA,overlap,args])
#else:
check_B_entries(eA, gpdB, overlap, args)
def check_B_entries(eA, gpdB, overlap, args):
a_unique = True
best_exon_count = 0
best_overlap = 0
best_line = ''
best_frac = 0
ostring = ''
for eB in gpdB.entries:
double_line = GenePredBasics.entry_to_line(
eA.entry) + "\t" + GenePredBasics.entry_to_line(eB.entry) + "\n"
gpd_comparison = GenePredBasics.GenePredComparison()
gpd_comparison.set_overlap_requirement(overlap)
if eA.entry['chrom'] != eB.entry['chrom']: continue
# normal is to do full length matches
if not (args.allow_a_subset_of_b_fragments
or args.allow_any_fragments):
# do some easy checks
if eA.get_exon_count() != eB.get_exon_count(): continue
gpd_comparison.set_require_all_exons_overlap(True)
gpd_comparison.compare(eA, eB)
if gpd_comparison.output['full_match']:
a_unique = False
if args.output_a_not_in_b:
break # we can bust out of the inner loop if we are only printing stuff unique to a
if not args.best_b_only: # if we aren't waiting for the best, print it
ostring += double_line
else:
# only do the best
if gpd_comparison.output['consecutive_exons'] > best_exon_count \
or (gpd_comparison.output['consecutive_exons'] == best_exon_count \
and gpd_comparison.output['overlap_length'] > best_overlap) \
or (gpd_comparison.output['consecutive_exons'] == best_exon_count \
and gpd_comparison.output['overlap_length'] == best_overlap \
and harmonic_mean(gpd_comparison.output['overlap_fractions']) > best_frac):
best_exon_count = gpd_comparison.output[
'consecutive_exons']
best_overlap = gpd_comparison.output['overlap_length']
best_line = double_line
best_frac = harmonic_mean(
gpd_comparison.output['overlap_fractions'])
# Allow partial matches
else:
gpd_comparison.compare(eA, eB)
if gpd_comparison.output['partial_match']:
# if we require a to be subset of b
if args.allow_a_subset_of_b_fragments \
and not (eA.get_exon_count() < eB.get_exon_count() \
and eA.get_exon_count() == gpd_comparison.output['consecutive_exons']):
break
a_unique = False
if args.output_a_not_in_b:
break
# only do the best
if not args.best_b_only:
ostring += double_line
else:
if gpd_comparison.output['consecutive_exons'] > best_exon_count \
or (gpd_comparison.output['consecutive_exons'] == best_exon_count \
and gpd_comparison.output['overlap_length'] > best_overlap) \
or (gpd_comparison.output['consecutive_exons'] == best_exon_count \
and gpd_comparison.output['overlap_length'] == best_overlap \
and harmonic_mean(gpd_comparison.output['overlap_fractions']) > best_frac):
best_exon_count = gpd_comparison.output[
'consecutive_exons']
best_overlap = gpd_comparison.output['overlap_length']
best_line = double_line
best_frac = harmonic_mean(
gpd_comparison.output['overlap_fractions'])
if best_exon_count > 0 and args.best_b_only:
ostring += best_line
if a_unique and (args.output_a_not_in_b or args.leftouterjoin):
ostring += GenePredBasics.entry_to_line(eA.entry) + "\n"
sys.stdout.write(ostring)
#oval.put(ostring)
return
def main():
parser = argparse.ArgumentParser(description='report regions that lack annotations')
parser.add_argument('--read_annotations',help="FILENAME either rawoutput or bestoutput from annotate_psl_with_gpd")
parser.add_argument('--bam',help="FILENAME of sorted bam file",required=True)
parser.add_argument('--tempdir',default="/tmp",help="DIRECTORY of where temporary files can be stored")
parser.add_argument('--depth',type=int,help="INT Instead of checking many depths only check this depth")
parser.add_argument('--minintron',default=68,type=int,help="INT minimum size of intron default 68")
parser.add_argument('--maxintron',default=100000,type=int,help="INT maximum size of intron default 100000")
parser.add_argument('--gpdoutput',help="FILENAME store the genepred file created")
parser.add_argument('--output','-o',help="FILENAME bed format output")
group2 = parser.add_mutually_exclusive_group()
group2.add_argument('--full',action='store_true',help="Exclude reads with full matches, retaining only partial and novel matches.")
group2.add_argument('--partial',action='store_true',help="Exclude reads with partial matches, retaining only novel reads DEFAULT.")
args = parser.parse_args()
depth = {}
if not os.path.exists(args.tempdir):
sys.stderr.write("could not find temporary directory path\n")
return
if not os.path.exists(args.tempdir.rstrip("/")+"/weirathe"):
os.makedirs(args.tempdir.rstrip("/")+"/weirathe")
tdir = args.tempdir.rstrip("/") + "/weirathe/weirathe.orphan"+str(randint(1,10000000))
sys.stderr.write("Using temporary directory: "+tdir+"\n")
if not os.path.exists(tdir):
os.makedirs(tdir)
# iterate though read annotations
annotated_reads = set()
if args.read_annotations:
with open(args.read_annotations) as inf:
for line in inf:
line = line.rstrip()
if re.match('^psl_entry_id\s',line): continue
if re.match('^$',line): continue
f = line.split("\t")
if args.full: # we only want the full matches
if f[9] != 'Full': continue
annotated_reads.add(f[1])
if args.bam:
# Later we will want to have chromosome lengths
cmd0 = "samtools view -H "+args.bam
ps0 = subprocess.Popen(cmd0.split(),stdout=subprocess.PIPE)
of0 = open(tdir+"/lengths.txt",'w')
for line in ps0.stdout:
line = line.rstrip()
if re.match('^@SQ',line):
m1 = re.search('\sSN:(\S+)',line)
m2 = re.search('\sLN:(\S+)',line)
if m1 and m2:
of0.write(m1.group(1)+"\t"+m2.group(1)+"\n")
of0.close()
ps0.communicate()
# first filter our bam
cmd1 = "samtools view -h "+args.bam
ps1 = subprocess.Popen(cmd1.split(),stdout=subprocess.PIPE)
cmd2 = "samtools view -Sb -o "+tdir+"/temp.bam"+" -"
ps2 = subprocess.Popen(cmd2.split(),stdin=subprocess.PIPE)
for line in ps1.stdout:
f = line.rstrip().split("\t")
if len(f) < 9:
ps2.stdin.write(line)
if f[0] not in annotated_reads:
ps2.stdin.write(line)
ps1.stdout.close()
ps2.communicate()
# Now sort the new bam file
cmd3 = "samtools sort "+tdir+"/temp.bam"+" "+tdir+"/temp.sorted"
subprocess.call(cmd3.split())
# Now get the coverage information
cmd4 = "bedtools genomecov -bg -split -ibam "+tdir+"/temp.sorted.bam"
coverage_file = tdir+"/temp.bed"
of4 = open(coverage_file,'w')
subprocess.call(cmd4.split(),stdout=of4)
of4.close()
#find our maxdepth
maxdepth = 0
with open(coverage_file) as inf:
for line in inf:
f = line.rstrip().split("\t")
cov = int(f[3])
if cov > maxdepth: maxdepth = cov
print maxdepth
# for all our depths make a bed file to explore
fhs = {}
depths = []
d = 1 #starting depth
while d < maxdepth:
depths.append(d)
d*=2
depths.append(maxdepth)
if args.depth: depths = [args.depth]
sys.stderr.write(str(depths)+"\n")
for i in depths:
fhs[i] = open(tdir+"/depth."+str(i)+".bed",'w')
with open(coverage_file) as inf:
for line in inf:
f = line.rstrip().split("\t")
cov = int(f[3])
for i in depths:
if cov >= i:
fhs[i].write(line)
else:
continue
for i in fhs:
fhs[i].close()
#sort the bed files
for i in depths:
cmd5 = "bedtools sort -i "+tdir+"/depth."+str(i)+".bed"
of5 = open(tdir+"/depth."+str(i)+".sorted.bed",'w')
subprocess.call(cmd5.split(),stdout=of5)
of5.close
# for each of our depths get the merged bed
z = 0
if args.gpdoutput:
ofgpd = open(args.gpdoutput,'w')
ofout = sys.stdout
if args.output:
ofout = open(args.output,'w')
for i in depths:
#compress_depth(tdir,i,args.minintron)
bfile = tdir + "/depth."+str(i)+".sorted.bed"
gpd_entries = GenePredBasics.bed_to_genepred(args.minintron,args.maxintron,bfile)
for e in gpd_entries:
z+=1
iter = e.entry['name']
name = "depth-"+str(i)+"_"+str(iter)
e.entry['gene_name'] = str(i)
e.entry['name'] = name
line = e.get_line()
length = e.length()
exons = e.get_exon_count()
if args.gpdoutput:
ofgpd.write(line+"\n")
ofout.write(e.entry['chrom'] + "\t" + str(e.entry['txStart']) + "\t" + str(e.entry['txEnd']) + "\t" + str(i) + "\t" + str(exons) + "\t" + str(length) + "\t" + name +"\n")
rmtree(tdir)
def nudge(psl_entry, gpd_entry, refjun, args):
junctions = []
fcount = 0
if len(gpd_entry['exonStarts']) == 1:
#print "no intron 1"
return gpd_entry
bounds = []
for i in range(1, len(gpd_entry['exonStarts'])):
junc_start = gpd_entry['exonEnds'][i - 1]
junc_finish = gpd_entry['exonStarts'][i] + 1
bounds.append([junc_start, junc_finish, i - 1])
if len(bounds) < 1:
#print "no intron 2"
return gpd_entry
bestbounds = []
for bound in bounds:
best_distance = [10000000, 10000000]
best_result = None
for z1 in range(bound[0] - args.search_size,
bound[0] + args.search_size + 1):
d1 = abs(z1 - bound[0])
if z1 in refjun:
for z2 in range(
bound[1] - args.search_size,
bound[1] + args.search_size + args.search_size + 1):
d2 = abs(z2 - bound[1])
if z2 in refjun[z1]:
refstrand = refjun[z1][z2]
if d1 + d2 < best_distance[0] + best_distance[1]:
best_distance = [d1, d2]
best_result = [z1, z2, refstrand, bound[2]
] + best_distance
if best_result:
bestbounds.append(best_result)
if len(bestbounds) < 1:
#nothing fixable
#sys.stderr.write("nothing fixable\n")
return gpd_entry
#Now we have a list of nudgable bounds
#Lets pick a strand
plus_score = 0
minus_score = 0
#print '----'
#print bestbounds
for bound in bestbounds:
if bound[2] == '+':
plus_score += 1 / (float(abs(bound[4])) + float(abs(bound[5])) + 1)
else:
minus_score += 1 / (float(abs(bound[4])) + float(abs(bound[5])) +
1)
use_strand = '+'
#print [plus_score,minus_score]
if plus_score < minus_score: use_strand = '-'
#print use_strand
choice_bounds = []
for bound in bestbounds:
if bound[2] == use_strand: choice_bounds.append(bound)
#print '---'
#print GenePredBasics.entry_to_line(gpd_entry)
#print bestbounds
#print choice_bounds
if len(choice_bounds) < 1:
print "ERROR should have choices"
sys.exit()
replacements = {}
for bound in choice_bounds:
replacements[bound[3]] = [bound[0], bound[1]]
junctions = []
#print "fixed "+str(len(replacements.keys()))
for i in range(0, len(bounds)):
val = bounds[i]
if i in replacements:
#sys.stderr.write("use replacement\n")
val = replacements[i]
fcount += 1
junctions.append([val[0], val[1]])
#print junctions
#sys.stderr.write("replace\n")
#print junctions
new_gpd_line = gpd_entry['gene_name'] + "\t"
new_gpd_line += gpd_entry['name'] + "\t"
new_gpd_line += gpd_entry['chrom'] + "\t"
new_gpd_line += gpd_entry['strand'] + "\t"
new_gpd_line += str(gpd_entry['txStart']) + "\t"
new_gpd_line += str(gpd_entry['txEnd']) + "\t"
new_gpd_line += str(gpd_entry['cdsStart']) + "\t"
new_gpd_line += str(gpd_entry['cdsEnd']) + "\t"
new_gpd_line += str(len(junctions) + 1) + "\t"
exon_starts = [gpd_entry['txStart']]
exon_ends = [] #gpd_entry['txEnd']]
for junc in junctions:
exon_starts.append(junc[1] - 1)
exon_ends.append(junc[0])
exon_ends.append(gpd_entry['txEnd'])
new_gpd_line += ','.join([str(x) for x in exon_starts]) + ',' + "\t"
new_gpd_line += ','.join([str(x) for x in exon_ends]) + ',' + "\t"
#print new_gpd_line
new_gpd_entry = GenePredBasics.line_to_entry(new_gpd_line)
#print "got junctions"
#print new_gpd_line
#print '.........'
return new_gpd_entry
def check_B_entries(eA,gpdB,overlap,args):
a_unique = True
best_exon_count = 0
best_overlap = 0
best_line = ''
best_frac = 0
ostring = ''
for eB in gpdB.entries:
double_line = GenePredBasics.entry_to_line(eA.entry) + "\t" + GenePredBasics.entry_to_line(eB.entry) + "\n"
gpd_comparison = GenePredBasics.GenePredComparison()
gpd_comparison.set_overlap_requirement(overlap)
if eA.entry['chrom'] != eB.entry['chrom']: continue
# normal is to do full length matches
if not (args.allow_a_subset_of_b_fragments or args.allow_any_fragments):
# do some easy checks
if eA.get_exon_count() != eB.get_exon_count(): continue
gpd_comparison.set_require_all_exons_overlap(True)
gpd_comparison.compare(eA,eB)
if gpd_comparison.output['full_match']:
a_unique = False
if args.output_a_not_in_b:
break # we can bust out of the inner loop if we are only printing stuff unique to a
if not args.best_b_only: # if we aren't waiting for the best, print it
ostring += double_line
else:
# only do the best
if gpd_comparison.output['consecutive_exons'] > best_exon_count \
or (gpd_comparison.output['consecutive_exons'] == best_exon_count \
and gpd_comparison.output['overlap_length'] > best_overlap) \
or (gpd_comparison.output['consecutive_exons'] == best_exon_count \
and gpd_comparison.output['overlap_length'] == best_overlap \
and harmonic_mean(gpd_comparison.output['overlap_fractions']) > best_frac):
best_exon_count = gpd_comparison.output['consecutive_exons']
best_overlap = gpd_comparison.output['overlap_length']
best_line = double_line
best_frac = harmonic_mean(gpd_comparison.output['overlap_fractions'])
# Allow partial matches
else:
gpd_comparison.compare(eA,eB)
if gpd_comparison.output['partial_match']:
# if we require a to be subset of b
if args.allow_a_subset_of_b_fragments \
and not (eA.get_exon_count() < eB.get_exon_count() \
and eA.get_exon_count() == gpd_comparison.output['consecutive_exons']):
break
a_unique = False
if args.output_a_not_in_b:
break
# only do the best
if not args.best_b_only:
ostring += double_line
else:
if gpd_comparison.output['consecutive_exons'] > best_exon_count \
or (gpd_comparison.output['consecutive_exons'] == best_exon_count \
and gpd_comparison.output['overlap_length'] > best_overlap) \
or (gpd_comparison.output['consecutive_exons'] == best_exon_count \
and gpd_comparison.output['overlap_length'] == best_overlap \
and harmonic_mean(gpd_comparison.output['overlap_fractions']) > best_frac):
best_exon_count = gpd_comparison.output['consecutive_exons']
best_overlap = gpd_comparison.output['overlap_length']
best_line = double_line
best_frac = harmonic_mean(gpd_comparison.output['overlap_fractions'])
if best_exon_count > 0 and args.best_b_only:
ostring += best_line
if a_unique and (args.output_a_not_in_b or args.leftouterjoin):
ostring += GenePredBasics.entry_to_line(eA.entry)+"\n"
sys.stdout.write(ostring)
#oval.put(ostring)
return
def main():
parser = argparse.ArgumentParser(
description='Use reference junctions when they are close',
formatter_class=argparse.ArgumentDefaultsHelpFormatter)
parser.add_argument('--min_intron_size',
type=int,
default=68,
help="INT min intron size")
parser.add_argument(
'--min_local_support',
type=int,
default=0,
help=
"INT min number of junctions within search_size of a junction in order to count it"
)
parser.add_argument('--search_size',
type=int,
default=10,
help="INT search space for reference")
parser.add_argument(
'--output_fake_psl',
help="FASTAFILE reference genome to make a fake PSL output")
parser.add_argument('psl', help="PSLFILENAME or '-' for STDIN")
parser.add_argument('reference_genepred',
help="FASTAFILENAME for reference genepred")
args = parser.parse_args()
cpus = multiprocessing.cpu_count()
genome = {}
if args.output_fake_psl:
genome = read_fasta_into_hash(args.output_fake_psl)
#read in the reference genepred first
gpf = GenePredBasics.GenePredFile(args.reference_genepred)
#lets sort entries by chromosome
ref = {}
for e in [x.entry for x in gpf.entries]:
if len(e['exonStarts']) <= 1: continue
if e['chrom'] not in ref:
ref[e['chrom']] = {}
for i in range(1, len(e['exonStarts'])):
if e['exonEnds'][i - 1] not in ref[e['chrom']]:
ref[e['chrom']][e['exonEnds'][i - 1]] = {}
if e['exonStarts'][i] + 1 not in ref[e['chrom']][e['exonEnds'][i -
1]]:
ref[e['chrom']][e['exonEnds'][i - 1]][e['exonStarts'][i] +
1] = e['strand']
#Stored all junctions as 1-base
read_info = {}
pf = GenericFileReader(args.psl)
fcount_total = 0
while True:
line = pf.readline()
if not line: break
if re.match('^#', line): continue
line = line.rstrip()
pe = PSLBasics.line_to_entry(line)
if len(pe['tStarts']) != len(pe['blockSizes']) or len(
pe['qStarts']) != len(pe['blockSizes']):
sys.stderr.write("WARNING invalid psl\n")
continue
genepred_line = PSLBasics.convert_entry_to_genepred_line(pe)
ge = GenePredBasics.smooth_gaps(
GenePredBasics.line_to_entry(genepred_line), args.min_intron_size)
refjuns = {}
if pe['tName'] in ref: refjuns = ref[pe['tName']]
new_ge = nudge(pe, ge, refjuns, args)
if args.output_fake_psl:
new_psl_line = GenePredBasics.entry_to_fake_psl_line(
new_ge, genome)
print new_psl_line
else:
print GenePredBasics.entry_to_line(new_ge)
def main():
parser = argparse.ArgumentParser(
description=
"Make a universal genepred and key for comparing IDP results")
parser.add_argument(
'--output_directory',
default='IDP_output_merge',
help='DIRECTORY to write output to. Will not overwrite existing')
parser.add_argument(
'genepred_exp_name_sets',
nargs='+',
help=
"three files for each IDP entry 1) a genepred 2) an expression file 3) a sample name."
)
args = parser.parse_args()
mydir = args.output_directory.rstrip('/')
if os.path.isdir(mydir):
sys.stderr.write("ERROR: output directory " + mydir +
" already exists\n")
return
os.makedirs(mydir)
set_args = args.genepred_exp_name_sets
if len(set_args) % 3 != 0:
sys.stderr.write("Data must be in sets of three")
setnum = 0
resultnumber = 0
numbers = {}
byset = {}
chromosomes = set()
established_names = {}
expression = {}
sample_names = set()
while len(set_args) > 0:
setnum += 1
gpd = set_args.pop(0)
exp = set_args.pop(0)
sample_name = set_args.pop(0)
sample_names.add(sample_name)
sys.stderr.write("Set: " + str(setnum) + "\n")
sys.stderr.write(" GenePred: " + gpd + "\n")
sys.stderr.write(" Expression: " + exp + "\n")
sys.stderr.write(" Sample: " + sample_name + "\n")
with open(gpd) as inf:
for line in inf:
if re.match('^#', line): continue
e = GenePredBasics.GenePredEntry()
e.line_to_entry(line)
chromosomes.add(e.entry['chrom'])
junctions = e.junctions
resultnumber += 1
junstring = ";".join(junctions)
if junstring not in byset:
byset[junstring] = set()
byset[junstring].add(resultnumber)
numbers[resultnumber] = [sample_name, e.entry['name'], e]
with open(exp) as inf:
for line in inf:
f = line.rstrip().split("\t")
if sample_name not in expression:
expression[sample_name] = {}
expression[sample_name][f[0]] = [float(
f[1]), float(f[2])] #transcript and gene exression
#bysample = {}
gene_records = {}
for junc in byset:
lowest = False
highest = False
realnames = set()
realgenenames = set()
chromnames = set()
chromgenenames = set()
arbitrary_gpd = False
sgpds = {}
for i in byset[junc]:
[sample, name, gpd] = numbers[i]
gene_name = gpd.entry['gene_name']
arbitrary_gpd = gpd
sgpds[sample] = gpd
# Figure out if its a reference transcript name or an IDP manufactured name
m = re.match('^([^:]+):\d+-\d+', name)
if not m:
realnames.add(name)
else:
chromnames.add(m.group(1))
# Figure out if its a reference gene name or an IPD manufacture gene anme
m = re.match('^([^:]+):\d+-\d+', gene_name)
if not m:
realgenenames.add(gene_name)
else:
chromgenenames.add(m.group(1))
if not lowest or gpd.entry['txStart'] < lowest:
lowest = gpd.entry['txStart']
if not highest or gpd.entry['txEnd'] > highest:
highest = gpd.entry['txEnd']
#if sample not in bysample:
# bysample[sample] = {}
#if name not in bysample[sample]:
# bysample[sample][name] = i
usename = False
basename = False
if len(realnames) > 0:
usename = next(iter(realnames))
if len(realnames) > 1:
sys.stderr.write(
"WARNING: multiple transcript names as with the same junctions.\n"
+ str(realnames) + "\nUsing: " + str(usename) + "\n")
if usename in established_names:
sys.stderr.write(
"WARNING: reference transcript name " + usename +
" refers to different transcripts with different junction compositions. Renaming the second instance to a unique name."
)
established_names[usename] += 1
usename = usename + '.' + str(established_names[usename])
else:
established_names[usename] = 0
else:
usechrom = next(iter(chromnames))
if len(chromnames) > 1:
sys.stderr.write(
"ERROR: multiple chromosome names are not supported in a single transcript yet.\n"
+ str(chromnames) + "\n")
sys.exit()
basename = usechrom + ":" + str(lowest) + '-' + str(highest)
if basename not in established_names:
established_names[basename] = 0
established_names[basename] += 1
usename = basename + '.' + str(established_names[basename])
# See if we have a real gene name for base name
if len(realgenenames) > 0:
basename = next(iter(realgenenames))
#print basename + "\t" + usename
if basename not in gene_records:
gene_records[basename] = {}
gene_records[basename][usename] = {}
gene_records[basename][usename]['sample_gpd'] = {}
gene_records[basename][usename]['sample_exp'] = {}
gene_records[basename][usename]['gpd'] = GenePredBasics.GenePredEntry()
# copy the old record
gene_records[basename][usename]['gpd'].line_to_entry(
arbitrary_gpd.get_line())
if lowest < gene_records[basename][usename]['gpd'].entry['txStart']:
sys.stderr.write("ADJUSTING NEW GPD TXSTART FOR " + basename +
" " + usename + "\n")
gene_records[basename][usename]['gpd'].entry['txStart'] = lowest
gene_records[basename][usename]['gpd'].entry['cdsStart'] = lowest
gene_records[basename][usename]['gpd'].entry['exonStarts'][
0] = lowest
if highest > gene_records[basename][usename]['gpd'].entry['txEnd']:
sys.stderr.write("ADJUSTING NEW GPD TXEND FOR " + basename + " " +
usename + "\n")
gene_records[basename][usename]['gpd'].entry['txEnd'] = highest
gene_records[basename][usename]['gpd'].entry['cdsEnd'] = highest
gene_records[basename][usename]['gpd'].entry['exonEnds'][
len(gene_records[basename][usename]['gpd'].entry['exonEnds']) -
1] = lowest
# Now add the original sample information
for sample in sgpds:
gene_records[basename][usename]['sample_gpd'][sample] = sgpds[
sample]
gene_records[basename][usename]['sample_exp'][sample] = expression[
sample][sgpds[sample].entry['name']][0]
#Now all necessary data should be in gene_records
sample_list = sorted(list(sample_names))
ofgene = open(mydir + '/gene.exp', 'w')
ofgene.write("gene")
for sample in sample_list:
ofgene.write("\t" + sample)
ofgene.write("\n")
geneexp = {}
for gene in gene_records:
total = {}
for sample in sample_list:
total[sample] = 0
geneexp[gene] = {}
for transcript in gene_records[gene]:
for sample in gene_records[gene][transcript]['sample_exp']:
total[sample] += gene_records[gene][transcript]['sample_exp'][
sample]
ofgene.write(gene)
for sample in sample_list:
geneexp[gene][sample] = total[sample]
ofgene.write("\t" + str(total[sample]))
ofgene.write("\n")
ofgene.close()
#Now we can do all the transcript writing
ofgeneiso = open(mydir + '/gene_isoform.exp', 'w')
ofgeneiso.write("gene\tisoform")
for sample in sample_list:
ofgeneiso.write("\t" + sample + ".gene" + "\t" + sample + ".isoform")
ofgeneiso.write("\n")
ofiso = open(mydir + '/isoform.exp', 'w')
ofiso.write("isoform")
for sample in sample_list:
ofiso.write("\t" + sample)
ofiso.write("\n")
for gene in gene_records:
for transcript in gene_records[gene]:
ofiso.write(transcript)
ofgeneiso.write(gene + "\t" + transcript)
for sample in sample_list:
if sample in gene_records[gene][transcript]['sample_exp']:
ofgeneiso.write("\t" + str(geneexp[gene][sample]) + "\t" +
str(gene_records[gene][transcript]
['sample_exp'][sample]))
ofiso.write("\t" + str(gene_records[gene][transcript]
['sample_exp'][sample]))
else:
ofiso.write("\t0")
if sample in geneexp[gene]:
ofgeneiso.write("\t" + str(geneexp[gene][sample]) +
"\t0")
else:
ofgeneiso.write("0\t0")
ofiso.write("\n")
ofgeneiso.write("\n")
ofiso.close()
#Maybe we can finish it all off by writing the new genepred
ofgpd = open(mydir + '/isoform.gpd', 'w')
for gene in gene_records:
for transcript in gene_records[gene]:
ofgpd.write(gene_records[gene][transcript]['gpd'].get_line() +
"\n")
ofgpd.close()