def main(args):
print("main")
ht = hl.read_table(
f'{temp_dir}/ddd-elgh-ukbb/variant_qc/Sanger_table_for_RF_by_variant_type.ht'
)
if args.train_rf:
run_hash = str(uuid.uuid4())[:8]
rf_runs = get_rf_runs(f'{tmp_dir}/ddd-elgh-ukbb/')
while run_hash in rf_runs:
run_hash = str(uuid.uuid4())[:8]
ht_result, rf_model = train_rf(ht, args)
print("Writing out ht_training data")
ht_result = ht_result.checkpoint(get_rf(data="training",
run_hash=run_hash).path,
overwrite=True)
# f'{tmp_dir}/ddd-elgh-ukbb/Sanger_RF_training_data.ht', overwrite=True)
rf_runs[run_hash] = get_run_data(
vqsr_training=False,
transmitted_singletons=True,
test_intervals=args.test_intervals,
adj=False,
features_importance=hl.eval(ht_result.features_importance),
test_results=hl.eval(ht_result.test_results),
)
with hl.hadoop_open(
f'{plot_dir}/ddd-elgh-ukbb/variant_qc/rf_runs.json', "w") as f:
json.dump(rf_runs, f)
logger.info("Saving RF model")
save_model(rf_model,
get_rf(data="model", run_hash=run_hash),
overwrite=True)
# f'{tmp_dir}/ddd-elgh-ukbb/rf_model.model')
else:
run_hash = args.run_hash
if args.apply_rf:
logger.info(f"Applying RF model {run_hash}...")
rf_model = load_model(get_rf(data="model", run_hash=run_hash))
ht = get_rf(data="training", run_hash=run_hash).ht()
features = hl.eval(ht.features)
ht = apply_rf_model(ht, rf_model, features, label=LABEL_COL)
logger.info("Finished applying RF model")
ht = ht.annotate_globals(rf_hash=run_hash)
ht = ht.checkpoint(
get_rf("rf_result", run_hash=run_hash).path,
overwrite=True,
)
ht_summary = ht.group_by("tp", "fp", TRAIN_COL, LABEL_COL,
PREDICTION_COL).aggregate(n=hl.agg.count())
ht_summary.show(n=20)
def main(args):
hl.init(log="/variant_qc_random_forest.log")
if args.list_rf_runs:
logger.info(f"RF runs:")
pretty_print_runs(get_rf_runs(rf_run_path()))
if args.annotate_for_rf:
ht = create_rf_ht(
impute_features=args.impute_features,
adj=args.adj,
n_partitions=args.n_partitions,
checkpoint_path=get_checkpoint_path("rf_annotation"),
)
ht.write(
get_rf_annotations(args.adj).path, overwrite=args.overwrite,
)
logger.info(f"Completed annotation wrangling for random forests model training")
if args.train_rf:
model_id = f"rf_{str(uuid.uuid4())[:8]}"
rf_runs = get_rf_runs(rf_run_path())
while model_id in rf_runs:
model_id = f"rf_{str(uuid.uuid4())[:8]}"
ht, rf_model = train_rf(
get_rf_annotations(args.adj).ht(),
fp_to_tp=args.fp_to_tp,
num_trees=args.num_trees,
max_depth=args.max_depth,
no_transmitted_singletons=args.no_transmitted_singletons,
no_inbreeding_coeff=args.no_inbreeding_coeff,
vqsr_training=args.vqsr_training,
vqsr_model_id=args.vqsr_model_id,
filter_centromere_telomere=args.filter_centromere_telomere,
test_intervals=args.test_intervals,
)
ht = ht.checkpoint(
get_rf_training(model_id=model_id).path, overwrite=args.overwrite,
)
logger.info("Adding run to RF run list")
rf_runs[model_id] = get_run_data(
input_args={
"transmitted_singletons": None
if args.vqsr_training
else not args.no_transmitted_singletons,
"adj": args.adj,
"vqsr_training": args.vqsr_training,
"filter_centromere_telomere": args.filter_centromere_telomere,
},
test_intervals=args.test_intervals,
features_importance=hl.eval(ht.features_importance),
test_results=hl.eval(ht.test_results),
)
with hl.hadoop_open(rf_run_path(), "w") as f:
json.dump(rf_runs, f)
logger.info("Saving RF model")
save_model(
rf_model, get_rf_model_path(model_id=model_id), overwrite=args.overwrite,
)
else:
model_id = args.model_id
if args.apply_rf:
logger.info(f"Applying RF model {model_id}...")
rf_model = load_model(get_rf_model_path(model_id=model_id))
ht = get_rf_training(model_id=model_id).ht()
features = hl.eval(ht.features)
ht = apply_rf_model(ht, rf_model, features, label=LABEL_COL)
logger.info("Finished applying RF model")
ht = ht.annotate_globals(rf_model_id=model_id)
ht = ht.checkpoint(
get_rf_result(model_id=model_id).path, overwrite=args.overwrite,
)
ht_summary = ht.group_by(
"tp", "fp", TRAIN_COL, LABEL_COL, PREDICTION_COL
).aggregate(n=hl.agg.count())
ht_summary.show(n=20)
def main(args):
print("importing main table")
ht = hl.read_table(
f'{nfs_dir}/hail_data/variant_qc/chd_ukbb.table_for_RF_by_variant_type_all_cols.ht'
)
if args.train_rf:
# ht = hl.read_table(
# f'{temp_dir}/ddd-elgh-ukbb/variant_qc/Sanger_table_for_RF_by_variant_type.ht')
run_hash = str(uuid.uuid4())[:8]
rf_runs = get_rf_runs(f'{tmp_dir}/rf_runs.json')
while run_hash in rf_runs:
run_hash = str(uuid.uuid4())[:8]
ht_result, rf_model = train_rf(ht, args)
print("Writing out ht_training data")
ht_result = ht_result.checkpoint(get_rf(data="training",
run_hash=run_hash).path,
overwrite=True)
# f'{tmp_dir}/ddd-elgh-ukbb/Sanger_RF_training_data.ht', overwrite=True)
rf_runs[run_hash] = get_run_data(
vqsr_training=False,
transmitted_singletons=True,
test_intervals=args.test_intervals,
adj=True,
features_importance=hl.eval(ht_result.features_importance),
test_results=hl.eval(ht_result.test_results),
)
with hl.hadoop_open(f'{tmp_dir}/rf_runs.json', "w") as f:
json.dump(rf_runs, f)
pretty_print_runs(rf_runs)
logger.info("Saving RF model")
save_model(rf_model,
get_rf(data="model", run_hash=run_hash),
overwrite=True)
# f'{tmp_dir}/ddd-elgh-ukbb/rf_model.model')
else:
run_hash = args.run_hash
if args.apply_rf:
logger.info(f"Applying RF model {run_hash}...")
rf_model = load_model(get_rf(data="model", run_hash=run_hash))
ht = get_rf(data="training", run_hash=run_hash).ht()
features = hl.eval(ht.features)
ht = apply_rf_model(ht, rf_model, features, label=LABEL_COL)
logger.info("Finished applying RF model")
ht = ht.annotate_globals(rf_hash=run_hash)
ht = ht.checkpoint(
get_rf("rf_result_chd_ukbb", run_hash=run_hash).path,
overwrite=True,
)
ht_summary = ht.group_by("tp", "fp", TRAIN_COL, LABEL_COL,
PREDICTION_COL).aggregate(n=hl.agg.count())
ht_summary.show(n=20)
if args.finalize:
# TODO: Adjust this step to run on the CHD-UKBB cohort
run_hash = args.run_hash
ht = hl.read_table(
f'{tmp_dir}/variant_qc/models/{run_hash}/rf_result_ac_added.ht')
# ht = create_grouped_bin_ht(
# model_id=run_hash, overwrite=True)
freq_ht = hl.read_table(
f'{tmp_dir}/variant_qc/mt_sampleQC_FILTERED_FREQ_adj.ht')
freq = freq_ht[ht.key]
print("created bin ht")
ht = generate_final_rf_ht(
ht,
ac0_filter_expr=freq.freq[0].AC == 0,
ts_ac_filter_expr=freq.freq[1].AC == 1,
mono_allelic_fiter_expr=(freq.freq[1].AF == 1) |
(freq.freq[1].AF == 0),
snp_cutoff=args.snp_cutoff,
indel_cutoff=args.indel_cutoff,
determine_cutoff_from_bin=False,
aggregated_bin_ht=bin_ht,
bin_id=bin_ht.bin,
inbreeding_coeff_cutoff=INBREEDING_COEFF_HARD_CUTOFF,
)
# This column is added by the RF module based on a 0.5 threshold which doesn't correspond to what we use
# ht = ht.drop(ht[PREDICTION_COL])
ht.write(f'{tmp_dir}/rf_final.ht', overwrite=True)
def main(args):
hl.init(log='/variantqc.log')
data_type = 'exomes' if args.exomes else 'genomes'
if args.debug:
logger.setLevel(logging.DEBUG)
if args.list_rf_runs:
logger.info(f"RF runs for {data_type}:")
random_forest.pretty_print_runs(get_rf_runs(data_type))
if args.annotate_for_rf:
ht = create_rf_ht(data_type,
n_variants_median=args.n_variants_median,
impute_features_by_variant_type=not args.
impute_features_no_variant_type,
group='adj' if args.adj else 'raw')
ht.write(rf_annotated_path(data_type, args.adj),
overwrite=args.overwrite)
run_hash = train_rf(data_type, args) if args.train_rf else args.run_hash
if args.apply_rf:
logger.info(f"Applying RF model {run_hash} to {data_type}.")
rf_model = random_forest.load_model(
rf_path(data_type, data='model', run_hash=run_hash))
ht = hl.read_table(
rf_path(data_type, data='training', run_hash=run_hash))
ht = random_forest.apply_rf_model(ht,
rf_model,
get_features_list(
True, not args.vqsr_features,
args.vqsr_features),
label=LABEL_COL)
if 'singleton' in ht.row and 'was_split' in ht.row: # Needed for backwards compatibility for RF runs that happened prior to updating annotations
ht = add_rank(ht,
score_expr=ht.rf_probability['FP'],
subrank_expr={
'singleton_rank':
ht.singleton,
'biallelic_rank':
~ht.was_split,
'biallelic_singleton_rank':
~ht.was_split & ht.singleton
})
else:
logger.warn(
"Ranking was not added because of missing annotations -- please run 'create_ranked_scores.py' to add rank."
)
ht.write(rf_path(data_type, 'rf_result', run_hash=run_hash),
overwrite=args.overwrite)
if args.finalize:
ht = prepare_final_ht(data_type, args.run_hash, args.snp_bin_cutoff,
args.indel_bin_cutoff)
ht.write(annotations_ht_path(data_type, 'rf'), args.overwrite)
