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__pycache__	-	Open
appdirs.py	1.67 MB	View DL Edit
compat.py	2.34 MB	View DL Edit
compatibility_tags.py	6.51 MB	View DL Edit
datetime.py	241 B	View DL Edit
deprecation.py	3.62 MB	View DL Edit
direct_url_helpers.py	3.12 MB	View DL Edit
egg_link.py	2.41 MB	View DL Edit
entrypoints.py	3.25 MB	View DL Edit
filesystem.py	4.83 MB	View DL Edit
filetypes.py	715 B	View DL Edit
glibc.py	3.65 MB	View DL Edit
hashes.py	4.86 MB	View DL Edit
logging.py	11.79 MB	View DL Edit
misc.py	22.9 MB	View DL Edit
packaging.py	1.57 MB	View DL Edit
retry.py	1.36 MB	View DL Edit
setuptools_build.py	4.38 MB	View DL Edit
subprocess.py	8.78 MB	View DL Edit
temp_dir.py	9.09 MB	View DL Edit
unpacking.py	11.65 MB	View DL Edit
urls.py	1.56 MB	View DL Edit
virtualenv.py	3.38 MB	View DL Edit
wheel.py	4.39 MB	View DL Edit
_jaraco_text.py	3.27 MB	View DL Edit
_log.py	1015 B	View DL Edit
__init__.py	0 B	View DL Edit

Edit file: /opt/imunify360/venv/lib/python3.11/site-packages/pip/_internal/utils/deprecation.py

"""
A module that implements tooling to enable easy warnings about deprecations.
"""

import logging
import warnings
from typing import Any, Optional, TextIO, Type, Union

from pip._vendor.packaging.version import parse

from pip import __version__ as current_version  # NOTE: tests patch this name.

DEPRECATION_MSG_PREFIX = "DEPRECATION: "

class PipDeprecationWarning(Warning):
    pass

_original_showwarning: Any = None

# Warnings <-> Logging Integration
def _showwarning(
    message: Union[Warning, str],
    category: Type[Warning],
    filename: str,
    lineno: int,
    file: Optional[TextIO] = None,
    line: Optional[str] = None,
) -> None:
    if file is not None:
        if _original_showwarning is not None:
            _original_showwarning(message, category, filename, lineno, file, line)
    elif issubclass(category, PipDeprecationWarning):
        # We use a specially named logger which will handle all of the
        # deprecation messages for pip.
        logger = logging.getLogger("pip._internal.deprecations")
        logger.warning(message)
    else:
        _original_showwarning(message, category, filename, lineno, file, line)

def install_warning_logger() -> None:
    # Enable our Deprecation Warnings
    warnings.simplefilter("default", PipDeprecationWarning, append=True)

global _original_showwarning

if _original_showwarning is None:
        _original_showwarning = warnings.showwarning
        warnings.showwarning = _showwarning

def deprecated(
    *,
    reason: str,
    replacement: Optional[str],
    gone_in: Optional[str],
    feature_flag: Optional[str] = None,
    issue: Optional[int] = None,
) -> None:
    """Helper to deprecate existing functionality.

reason:
        Textual reason shown to the user about why this functionality has
        been deprecated. Should be a complete sentence.
    replacement:
        Textual suggestion shown to the user about what alternative
        functionality they can use.
    gone_in:
        The version of pip does this functionality should get removed in.
        Raises an error if pip's current version is greater than or equal to
        this.
    feature_flag:
        Command-line flag of the form --use-feature={feature_flag} for testing
        upcoming functionality.
    issue:
        Issue number on the tracker that would serve as a useful place for
        users to find related discussion and provide feedback.
    """

# Determine whether or not the feature is already gone in this version.
    is_gone = gone_in is not None and parse(current_version) >= parse(gone_in)

message_parts = [
        (reason, f"{DEPRECATION_MSG_PREFIX}{{}}"),
        (
            gone_in,
            (
                "pip {} will enforce this behaviour change."
                if not is_gone
                else "Since pip {}, this is no longer supported."
            ),
        ),
        (
            replacement,
            "A possible replacement is {}.",
        ),
        (
            feature_flag,
            (
                "You can use the flag --use-feature={} to test the upcoming behaviour."
                if not is_gone
                else None
            ),
        ),
        (
            issue,
            "Discussion can be found at https://github.com/pypa/pip/issues/{}",
        ),
    ]

message = " ".join(
        format_str.format(value)
        for value, format_str in message_parts
        if format_str is not None and value is not None
    )

# Raise as an error if this behaviour is deprecated.
    if is_gone:
        raise PipDeprecationWarning(message)

warnings.warn(message, category=PipDeprecationWarning, stacklevel=2)

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