From 68df54d6629ec019142eb149dd037774f2d11e7c Mon Sep 17 00:00:00 2001
From: Shubham Saini <shubham6405@gmail.com>
Date: Tue, 11 Dec 2018 15:31:23 +0530
Subject: First commit

---
 .../pip/_internal/utils/deprecation.py             | 77 ++++++++++++++++++++++
 1 file changed, 77 insertions(+)
 create mode 100644 venv/lib/python3.7/site-packages/pip-10.0.1-py3.7.egg/pip/_internal/utils/deprecation.py

(limited to 'venv/lib/python3.7/site-packages/pip-10.0.1-py3.7.egg/pip/_internal/utils/deprecation.py')

diff --git a/venv/lib/python3.7/site-packages/pip-10.0.1-py3.7.egg/pip/_internal/utils/deprecation.py b/venv/lib/python3.7/site-packages/pip-10.0.1-py3.7.egg/pip/_internal/utils/deprecation.py
new file mode 100644
index 0000000..c0e3884
--- /dev/null
+++ b/venv/lib/python3.7/site-packages/pip-10.0.1-py3.7.egg/pip/_internal/utils/deprecation.py
@@ -0,0 +1,77 @@
+"""
+A module that implements tooling to enable easy warnings about deprecations.
+"""
+from __future__ import absolute_import
+
+import logging
+import warnings
+
+from pip._internal.utils.typing import MYPY_CHECK_RUNNING
+
+if MYPY_CHECK_RUNNING:
+    from typing import Any
+
+
+class PipDeprecationWarning(Warning):
+    pass
+
+
+class Pending(object):
+    pass
+
+
+class RemovedInPip11Warning(PipDeprecationWarning):
+    pass
+
+
+class RemovedInPip12Warning(PipDeprecationWarning, Pending):
+    pass
+
+
+# Warnings <-> Logging Integration
+
+
+_warnings_showwarning = None  # type: Any
+
+
+def _showwarning(message, category, filename, lineno, file=None, line=None):
+    if file is not None:
+        if _warnings_showwarning is not None:
+            _warnings_showwarning(
+                message, category, filename, lineno, file, line,
+            )
+    else:
+        if 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")
+
+            # This is purposely using the % formatter here instead of letting
+            # the logging module handle the interpolation. This is because we
+            # want it to appear as if someone typed this entire message out.
+            log_message = "DEPRECATION: %s" % message
+
+            # PipDeprecationWarnings that are Pending still have at least 2
+            # versions to go until they are removed so they can just be
+            # warnings.  Otherwise, they will be removed in the very next
+            # version of pip. We want these to be more obvious so we use the
+            # ERROR logging level.
+            if issubclass(category, Pending):
+                logger.warning(log_message)
+            else:
+                logger.error(log_message)
+        else:
+            _warnings_showwarning(
+                message, category, filename, lineno, file, line,
+            )
+
+
+def install_warning_logger():
+    # Enable our Deprecation Warnings
+    warnings.simplefilter("default", PipDeprecationWarning, append=True)
+
+    global _warnings_showwarning
+
+    if _warnings_showwarning is None:
+        _warnings_showwarning = warnings.showwarning
+        warnings.showwarning = _showwarning
-- 
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