Source code for pyani.scripts.parsers.classify_parser

# -*- coding: utf-8 -*-
# (c) The James Hutton Institute 2016-2019
# (c) University of Strathclyde 2019-2020
# Author: Leighton Pritchard
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# Leighton Pritchard,
# Strathclyde Institute for Pharmacy and Biomedical Sciences,
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# Scotland,
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# The MIT License
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# Copyright (c) 2016-2019 The James Hutton Institute
# Copyright (c) 2019-2020 University of Strathclyde
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"""Provides parser for classify subcommand."""

from argparse import ArgumentDefaultsHelpFormatter, ArgumentParser, _SubParsersAction
from pathlib import Path
from typing import List, Optional

from pyani.scripts import subcommands


[docs]def build( subps: _SubParsersAction, parents: Optional[List[ArgumentParser]] = None ) -> None: """Return a command-line parser for the classify subcommand. :param subps: collection of subparsers in main parser :param parents: parsers from which arguments are inherited The classify subcommand takes specific arguments: --cov_min (minimum coverage threshold for an edge) --id_min (minimum identity threshold for an edge) --resolution (number of identity thresholds to test) """ parser = subps.add_parser( "classify", parents=parents, formatter_class=ArgumentDefaultsHelpFormatter ) # Required arguments: output directory and run ID parser.add_argument( "-o", "--outdir", action="store", dest="outdir", default=None, type=Path, help="output directory", required=True, ) parser.add_argument( "--run_id", action="store", dest="run_id", default=None, help="run ID to classify", required=True, ) # Optional arguments parser.add_argument( "--dbpath", action="store", dest="dbpath", default=Path(".pyani/pyanidb"), type=Path, help="path to pyani database", ) # Parameters for classification: minimum %coverage, %identity, # and the resolution of thresholds to test parser.add_argument( "--cov_min", dest="cov_min", action="store", type=float, default=0.5, help="minimum %%coverage for an edge", ) parser.add_argument( "--id_min", dest="id_min", action="store", type=float, default=0.8, help="minimum %%identity for an edge", ) parser.add_argument( "--min_id", dest="min_id", action="store", type=float, default=None, help="minimum identity threshold to test", ) parser.add_argument( "--max_id", dest="max_id", action="store", type=float, default=None, help="maximum identity threshold to test", ) parser.add_argument( "--resolution", dest="resolution", action="store", type=float, default=1e-4, help="number of identity thresholds to test", ) parser.add_argument( "--show_all", dest="show_all", action="store_true", default=False, help=( "report all intervals in log (default: " "only intervals where all subgraphs are k-complete" ), ) parser.set_defaults(func=subcommands.subcmd_classify)