Remove duplicate code for argument parsing.

vulture/core.py

@@ -1,4 +1,3 @@
-import argparse
 import ast
 from fnmatch import fnmatch, fnmatchcase
 import os.path
@@ -676,68 +675,6 @@ def generic_visit(self, node):
                 self.visit(value)
 
 
-def _parse_args():
-    def csv(exclude):
-        return exclude.split(",")
-
-    usage = "%(prog)s [options] PATH [PATH ...]"
-    version = f"vulture {__version__}"
-    glob_help = "Patterns may contain glob wildcards (*, ?, [abc], [!abc])."
-    parser = argparse.ArgumentParser(prog="vulture", usage=usage)
-    parser.add_argument(
-        "paths",
-        nargs="+",
-        metavar="PATH",
-        help="Paths may be Python files or directories. For each directory"
-        " Vulture analyzes all contained *.py files.",
-    )
-    parser.add_argument(
-        "--exclude",
-        metavar="PATTERNS",
-        type=csv,
-        help=f"Comma-separated list of paths to ignore (e.g.,"
-        f' "*settings.py,docs/*.py"). {glob_help} A PATTERN without glob'
-        f" wildcards is treated as *PATTERN*.",
-    )
-    parser.add_argument(
-        "--ignore-decorators",
-        metavar="PATTERNS",
-        type=csv,
-        help=f"Comma-separated list of decorators. Functions and classes using"
-        f' these decorators are ignored (e.g., "@app.route,@require_*").'
-        f" {glob_help}",
-    )
-    parser.add_argument(
-        "--ignore-names",
-        metavar="PATTERNS",
-        type=csv,
-        default=None,
-        help=f'Comma-separated list of names to ignore (e.g., "visit_*,do_*").'
-        f" {glob_help}",
-    )
-    parser.add_argument(
-        "--make-whitelist",
-        action="store_true",
-        help="Report unused code in a format that can be added to a"
-        " whitelist module.",
-    )
-    parser.add_argument(
-        "--min-confidence",
-        type=int,
-        default=0,
-        help="Minimum confidence (between 0 and 100) for code to be"
-        " reported as unused.",
-    )
-    parser.add_argument(
-        "--sort-by-size",
-        action="store_true",
-        help="Sort unused functions and classes by their lines of code.",
-    )
-    parser.add_argument("-v", "--verbose", action="store_true")
-    parser.add_argument("--version", action="version", version=version)
-    return parser.parse_args()
-
-
 def main():
     config = make_config()
     vulture = Vulture(