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cmd_args.py
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cmd_args.py
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#!/usr/bin/env python
#
# Copyright (c) 2019, NVIDIA CORPORATION. All rights reserved.
#
# NVIDIA CORPORATION and its licensors retain all intellectual property
# and proprietary rights in and to this software, related documentation
# and any modifications thereto. Any use, reproduction, disclosure or
# distribution of this software and related documentation without an express
# license agreement from NVIDIA CORPORATION is strictly prohibited.
#
"""Module to parse command line arguments of main.py."""
import os
import configargparse
def check_dependence(
arg1, arg2, parser, err_msg="Argument dependency test failed."):
"""Ensure provided arguments are both defined. Raise error if not.
Args:
arg1 : One of the dependent argument.
arg2 : Argument to check arg1 against.
parser: Argument parser object.
err_msg : Error message to print out if dependency is not met.
Error:
Print error if condition is not met.
"""
if arg1 and not arg2:
parser.error(err_msg)
def check_mutual_exclusive(
arg1, arg2, parser, err_msg="Argument mutual exclusive test failed."):
"""Ensure provided arguments are not defined at the same time.
Args:
arg1 : One of the mutually exclusive argument.
arg2 : Argument to check arg1 against.
parser: Argument parser object.
err_msg : Error message to print out if both arguments are defined.
Error:
Print error if condition is not met.
"""
if arg1 and arg2:
parser.error(err_msg)
def type_or_none_fn(type):
"""Generate function to interpret a string as a specific type or None.
Args:
type: Data type to check for.
Error:
None, if val is str(None)
else, type(val)
"""
def type_or_none(val):
if str(val) == "None":
return None
else:
return type(val)
return type_or_none
def add_common_options(parser):
"""Add common options to the parser.
Args:
parser : parser to add the arguments to.
Return:
parser : After adding the arguments.
"""
# Pre-processing
parser.add('--genome', required=True, type=str,
help='chromosome sizes file for the genome. Sizes \
files for human genome 19 (hg19) and human \
genome 38 (hg38) are already available. To use \
hg19, specify --genome hg19, to use \
hg38, specify --genome hg38. Alternatively, \
to pass in a path to a different sizes file, \
specify --genome <path-to-file>.')
parser.add('--interval_size', type=int, help='Interval size \
defines the input feature size for the model. It should \
be atleast as big as the receptive field of the network.')
parser.add('--noisybw', required=True, type=type_or_none_fn(str),
help='Path to bigwig file containing noisy \
(low coverage/low quality/ low cell) \
ATAC-seq signal). If a directory is provided, \
files are read in sorted order')
parser.add('--layersbw', type=type_or_none_fn(str),
help='Paths to bigWig files containing \
additional layers. If single file, \
use format: "name:file". \
If there are multiple files, use format: \
"[name1:file1, name2:file2,...]"')
parser.add('--read_buffer', type=type_or_none_fn(int),
help='Number of intervals to read from bigWig \
files at a time, since very big files may not fit \
in memory if read at once.')
parser.add('--nonzero', action='store_true',
help='Only save intervals with nonzero coverage. \
Recommended when encoding training data, as intervals \
with zero coverage do not help the model to learn.')
# experiment args
parser.add('--exp_name', required=True, type=str,
help='Name of the experiment; used for naming output folder')
parser.add('--out_home', required=True, type=str,
help='parent directory in which to create the output folder')
parser.add('--task', required=True,
choices=['regression', 'classification', 'both'],
help='Task can be regression or classification or both. \
When using for denoising, this should match the \
task the model was trained for.')
parser.add('--batch_size', required=True, type=int,
help="batch size to be used for training.")
parser.add('--num_workers', required=True, type=int,
help="number of workers for dataloader")
# Dataset args
parser.add('--pad', required=True, type=type_or_none_fn(int),
help="Number of additional bases to add as padding \
on either side of each interval.")
parser.add('--layers', required=True, type=type_or_none_fn(str),
help='Names of additional layers to read from h5 file \
as input, in the form: "[name1, name2]". \
Layers will be concatenated to the noisy ATAC-seq signal \
in the order supplied.')
parser.add('--weights_path', required=True, type=type_or_none_fn(str),
help="checkpoint path to load the model from for\
inference or resume training")
# dist-env args
parser.add('--gpu_idx', required=False, type=int,
help='GPU ID to use. ID can be known from nvidia-smi; \
preempted by --distributed which uses all \
available gpus ')
parser.add('--distributed', action='store_true',
help='Do distributed training \
across all available gpus on the node')
parser.add('--dist-url', required=True, type=str,
help='url used to set up distributed training')
parser.add('--dist-backend', required=True, type=str,
help='distributed backend')
parser.add('--seed', required=True, type=int,
help='Seed value to set for RNG (Random Number Generators).\
Data loading and model initialization are \
deterministic with seed setting, model training is not.')
def add_train_options(parser):
"""Add training options to the parser.
Args:
parser : parser to add the arguments to.
Return:
parser : After adding the arguments.
"""
add_common_options(parser)
parser.add('--cleanbw', type=type_or_none_fn(str),
help='Path to bigwig file containing clean \
(high-coverage/high-quality) ATAC-seq signal.)\
If a directory is provided, files are read in \
sorted order')
parser.add('--cleanpeakfile', type=type_or_none_fn(str),
help='Path to narrowPeak or BED file containing peak calls '
'from MACS2 on the clean (high-coverage/high-quality) \
ATAC-seq signal. If a directory is provided, files are \
read in sorted order.')
parser.add('--val_chrom', type=type_or_none_fn(str),
help='Chromosome to be reserved for validation')
parser.add('--holdout_chrom', type=type_or_none_fn(str),
help='Chromosome to be reserved for hold out')
parser.add('--nonpeak', type=type_or_none_fn(int),
help='Ratio between number of non-peak intervals and \
peak intervals. In other words, \
nonpeak intervals = nonpeak*(peak intervals)')
parser.add('--checkpoint_fname', required=True, type=str,
help="checkpoint filename to save the model")
# Learning args
parser.add('--lr', required=True, type=float,
help='Learning rate to be used for training.')
parser.add('--epochs', required=True, type=int,
help='Number of epochs to train the model for.')
parser.add('--mse_weight', required=True, type=float,
help='Relative weight of mse loss')
parser.add('--pearson_weight', required=True, type=float,
help='Relative weight of pearson correlation loss')
parser.add('--poisson_weight', required=True, type=float,
help='Relative weight of poisson loss')
parser.add('--train_h5_files', required=False,
type=type_or_none_fn(str),
help="Instead of providing bigwig files, users can \
optionally provide pre-processed h5 files \
generated by previous runs. If h5 files are \
provided, then atacworks will skip re-generating \
the h5 files. ONLY MEANT FOR ADVANCED USERS. Can \
provide path to the folder containing all h5 \
files or a comma separated list of file paths \
like [file1,file2,file3]")
# validation args
parser.add('--val_h5_files', required=False,
type=type_or_none_fn(str),
help="Instead of providing bigwig files, users can \
optionally provide pre-processed h5 files \
generated by previous runs. If h5 files are \
provided, then atacworks will skip re-generating \
the h5 files. ONLY MEANT FOR ADVANCED USERS. Can \
provide path to the folder containing all h5 \
files or a comma separated list of file paths \
like [file1,file2,file3]")
parser.add('--threshold', required=True, type=float,
help="probability threshold above which to call peaks. \
Used for classification metrics")
parser.add('--best_metric_choice', required=True,
type=str,
choices=['BCE', 'MSE', 'Recall',
'Specificity', 'CorrCoef', 'AUROC'],
help="metric to select the best model.\
Choice is case sensitive.")
def add_inference_options(parser):
"""Add inference options to the parser.
Args:
parser : parser to add the arguments to.
Return:
parser : After adding the arguments.
"""
add_common_options(parser)
parser.add('--config', required=False,
is_config_file=True, help='config file path')
parser.add('--regions', required=True, type=type_or_none_fn(str),
help='atacworks denoising is done on whole genome by \
default. You can optionally specify a list of \
chromosomes separated by comma and no spaces \
like [chr1,chr2]. You can also provide list of \
region indices with each chromosome like \
[chr1:0-1000,chr2,chr3:0-500]. Please note \
NO SPACES. You can also provide a BED file that \
contains genomic intervals of length equal to \
--interval_size. The BED file should have three \
columns (chromosome, start position, end position) \
and no header. Specified chromosomes MUST be \
present in the --genome file and the number of \
base pairs specified by the region i.e, the diff \
where diff = (end position - start position) \
MUST be a multiple of --interval_size.')
parser.add('--peaks', action='store_true',
help='Output denoised peaks from atacworks. \
If --task is regression, \
model only outputs denoised tracks and \
this option becomes irrelevant.')
parser.add('--tracks', action='store_true',
help='Output denoised tracks from atacworks. If --task \
is classification, \
model only outputs denoised peaks and \
this option becomes irrelevant.')
parser.add('--threshold', required=True,
type=type_or_none_fn(float),
help='threshold above which to call peaks from the \
predicted probability values.')
parser.add('--reg_rounding', required=True, type=int,
help='number of decimal digits to round values \
for regression outputs')
parser.add('--batches_per_worker', required=True, type=int,
help='number of batches to run per worker\
during multiprocessing')
parser.add('--gen_bigwig', action='store_true',
help='save the inference output to bigwig\
in addition to bedgraph')
parser.add('--deletebg', action='store_true',
help='delete output bedGraph file')
parser.add('--out_resolution', required=False,
type=type_or_none_fn(int),
help='resolution of output files. default 1bp. \
Atacworks always denoises at 1 base pair \
resolution. If out_resolution is 5, then \
the coverage values for every 5 base pairs is \
averaged. Keep in mind that the interval_size \
provided should be a multiple of the \
out_resolution value provided.')
parser.add('--denoise_h5_files', required=False,
type=type_or_none_fn(str),
help="Instead of providing bigwig files, users can \
optionally provide pre-processed h5 files \
generated by previous runs. If h5 files are \
provided, then atacworks will skip re-generating \
the h5 files. ONLY MEANT FOR ADVANCED USERS. Can \
provide path to the folder containing all h5 \
files or a comma separated list of file paths \
like [file1,file2,file3]")
parser.add('--intervals_file', required=False,
type=type_or_none_fn(str),
help="ONLY RELEVANT IF USING --denoise_h5_files option.\
Provide the path to intervals file that was used \
to generate the h5 files.")
def add_eval_options(parser):
"""Add evaluation options to the parser.
Args:
parser : parser to add the arguments to.
Return:
parser : After adding the arguments.
"""
add_inference_options(parser)
parser.add('--cleanbw', type=type_or_none_fn(str),
help='Path to bigwig file containing clean \
(high-coverage/high-quality) ATAC-seq signal.')
parser.add('--cleanpeakfile', type=type_or_none_fn(str),
help='Path to narrowPeak or BED file containing peak calls '
'from MACS2 on the clean (high-coverage/high-quality) \
ATAC-seq signal.')
parser.add('--best_metric_choice', required=True,
type=str,
choices=['BCE', 'MSE', 'Recall',
'Specificity', 'CorrCoef', 'AUROC'],
help="metric to select the best model.\
Choice is case sensitive.")
def parse_args(root_dir):
"""Parse command line arguments.
Args:
root_dir : Path to the root directory,
where the configs folder can be found.
Return:
args : parsed argument object.
"""
parser = configargparse.ArgParser()
# =========================================================================
# training args
subparsers = parser.add_subparsers(dest="mode")
train_config_path = os.path.join(root_dir, 'configs', 'train_config.yaml')
parser_train = subparsers.add_parser(
'train',
config_file_parser_class=configargparse.YAMLConfigFileParser,
default_config_files=[train_config_path])
add_train_options(parser_train)
# =========================================================================
# Inference args
infer_config_path = os.path.join(root_dir, 'configs', 'infer_config.yaml')
parser_infer = subparsers.add_parser(
'denoise',
config_file_parser_class=configargparse.YAMLConfigFileParser,
default_config_files=[infer_config_path])
add_inference_options(parser_infer)
# =========================================================================
# Evaluation args
parser_eval = subparsers.add_parser(
'eval',
config_file_parser_class=configargparse.YAMLConfigFileParser,
default_config_files=[infer_config_path])
add_eval_options(parser_eval)
# =========================================================================
args, extra = parser.parse_known_args()
if args.mode == "denoise":
check_dependence(args.deletebg, args.gen_bigwig, parser,
"--deletebg requires --gen_bigwig")
if args.mode == "train":
if not (args.val_chrom or args.holdout_chrom):
if args.train_h5_files or args.val_h5_files:
check_dependence(args.train_h5_files,
args.val_h5_files,
parser,
"Specify both --train_h5_file and "
"--val_h5_file.")
else:
parser.error("val_chrom and holdout_chrom are required for \
training.")
check_dependence(args.cleanbw, args.cleanpeakfile, parser,
"cleanbw and cleanpeakfile are required for \
training")
if args.mode == "eval":
check_dependence(args.cleanbw, args.cleanpeakfile, parser,
"cleanbw and cleanpeakfile are required for \
eval")
if not(args.distributed) and (args.gpu_idx is None):
parser.error("Either specify which GPU to run atacworks on \
through --gpu_idx, or pass the flag --distributed \
to run on ALL available GPUs.")
return args