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/logging.py                 | 132 +++++++++++++++++++++
 1 file changed, 132 insertions(+)
 create mode 100644 venv/lib/python3.7/site-packages/pip-10.0.1-py3.7.egg/pip/_internal/utils/logging.py

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

diff --git a/venv/lib/python3.7/site-packages/pip-10.0.1-py3.7.egg/pip/_internal/utils/logging.py b/venv/lib/python3.7/site-packages/pip-10.0.1-py3.7.egg/pip/_internal/utils/logging.py
new file mode 100644
index 0000000..1fb3e8a
--- /dev/null
+++ b/venv/lib/python3.7/site-packages/pip-10.0.1-py3.7.egg/pip/_internal/utils/logging.py
@@ -0,0 +1,132 @@
+from __future__ import absolute_import
+
+import contextlib
+import logging
+import logging.handlers
+import os
+
+from pip._internal.compat import WINDOWS
+from pip._internal.utils.misc import ensure_dir
+
+try:
+    import threading
+except ImportError:
+    import dummy_threading as threading  # type: ignore
+
+
+try:
+    from pip._vendor import colorama
+# Lots of different errors can come from this, including SystemError and
+# ImportError.
+except Exception:
+    colorama = None
+
+
+_log_state = threading.local()
+_log_state.indentation = 0
+
+
+@contextlib.contextmanager
+def indent_log(num=2):
+    """
+    A context manager which will cause the log output to be indented for any
+    log messages emitted inside it.
+    """
+    _log_state.indentation += num
+    try:
+        yield
+    finally:
+        _log_state.indentation -= num
+
+
+def get_indentation():
+    return getattr(_log_state, 'indentation', 0)
+
+
+class IndentingFormatter(logging.Formatter):
+
+    def format(self, record):
+        """
+        Calls the standard formatter, but will indent all of the log messages
+        by our current indentation level.
+        """
+        formatted = logging.Formatter.format(self, record)
+        formatted = "".join([
+            (" " * get_indentation()) + line
+            for line in formatted.splitlines(True)
+        ])
+        return formatted
+
+
+def _color_wrap(*colors):
+    def wrapped(inp):
+        return "".join(list(colors) + [inp, colorama.Style.RESET_ALL])
+    return wrapped
+
+
+class ColorizedStreamHandler(logging.StreamHandler):
+
+    # Don't build up a list of colors if we don't have colorama
+    if colorama:
+        COLORS = [
+            # This needs to be in order from highest logging level to lowest.
+            (logging.ERROR, _color_wrap(colorama.Fore.RED)),
+            (logging.WARNING, _color_wrap(colorama.Fore.YELLOW)),
+        ]
+    else:
+        COLORS = []
+
+    def __init__(self, stream=None, no_color=None):
+        logging.StreamHandler.__init__(self, stream)
+        self._no_color = no_color
+
+        if WINDOWS and colorama:
+            self.stream = colorama.AnsiToWin32(self.stream)
+
+    def should_color(self):
+        # Don't colorize things if we do not have colorama or if told not to
+        if not colorama or self._no_color:
+            return False
+
+        real_stream = (
+            self.stream if not isinstance(self.stream, colorama.AnsiToWin32)
+            else self.stream.wrapped
+        )
+
+        # If the stream is a tty we should color it
+        if hasattr(real_stream, "isatty") and real_stream.isatty():
+            return True
+
+        # If we have an ASNI term we should color it
+        if os.environ.get("TERM") == "ANSI":
+            return True
+
+        # If anything else we should not color it
+        return False
+
+    def format(self, record):
+        msg = logging.StreamHandler.format(self, record)
+
+        if self.should_color():
+            for level, color in self.COLORS:
+                if record.levelno >= level:
+                    msg = color(msg)
+                    break
+
+        return msg
+
+
+class BetterRotatingFileHandler(logging.handlers.RotatingFileHandler):
+
+    def _open(self):
+        ensure_dir(os.path.dirname(self.baseFilename))
+        return logging.handlers.RotatingFileHandler._open(self)
+
+
+class MaxLevelFilter(logging.Filter):
+
+    def __init__(self, level):
+        self.level = level
+
+    def filter(self, record):
+        return record.levelno < self.level
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