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"""Converters for use as the type argument for arparse's add_argument method."""
from __future__ import annotations
import argparse
def key_value_type(value: str) -> tuple[str, str]:
"""Wrapper around key_value."""
return key_value(value)
def key_value(value: str) -> tuple[str, str]:
"""Type parsing and validation for argparse key/value pairs separated by an '=' character."""
parts = value.split('=')
if len(parts) != 2:
raise argparse.ArgumentTypeError('"%s" must be in the format "key=value"' % value)
return parts[0], parts[1]
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