FM / cachecontrol

/usr/local/lib/python3.6/site-packages/pip/_vendor/cachecontrol/

/usr/local/lib/python3.6/site-packages/pip/_vendor/cachecontrol

Name	Size	Mode	Actions
caches/	-	0755	rm
__pycache__/	-	0755	rm
adapter.py	4882	0644	edit dl rm
cache.py	805	0644	edit dl rm
compat.py	695	0644	edit dl rm
controller.py	14149	0644	edit dl rm
filewrapper.py	2533	0644	edit dl rm
heuristics.py	4070	0644	edit dl rm
serialize.py	7091	0644	edit dl rm
wrapper.py	690	0644	edit dl rm
_cmd.py	1295	0644	edit dl rm
__init__.py	302	0644	edit dl rm

Edit: /usr/local/lib/python3.6/site-packages/pip/_vendor/cachecontrol/filewrapper.py (2533B)

from io import BytesIO

class CallbackFileWrapper(object):
    """
    Small wrapper around a fp object which will tee everything read into a
    buffer, and when that file is closed it will execute a callback with the
    contents of that buffer.

All attributes are proxied to the underlying file object.

This class uses members with a double underscore (__) leading prefix so as
    not to accidentally shadow an attribute.
    """

def __init__(self, fp, callback):
        self.__buf = BytesIO()
        self.__fp = fp
        self.__callback = callback

def __getattr__(self, name):
        # The vaguaries of garbage collection means that self.__fp is
        # not always set.  By using __getattribute__ and the private
        # name[0] allows looking up the attribute value and raising an
        # AttributeError when it doesn't exist. This stop thigns from
        # infinitely recursing calls to getattr in the case where
        # self.__fp hasn't been set.
        #
        # [0] https://docs.python.org/2/reference/expressions.html#atom-identifiers
        fp = self.__getattribute__("_CallbackFileWrapper__fp")
        return getattr(fp, name)

def __is_fp_closed(self):
        try:
            return self.__fp.fp is None

except AttributeError:
            pass

try:
            return self.__fp.closed

except AttributeError:
            pass

# We just don't cache it then.
        # TODO: Add some logging here...
        return False

def _close(self):
        if self.__callback:
            self.__callback(self.__buf.getvalue())

# We assign this to None here, because otherwise we can get into
        # really tricky problems where the CPython interpreter dead locks
        # because the callback is holding a reference to something which
        # has a __del__ method. Setting this to None breaks the cycle
        # and allows the garbage collector to do it's thing normally.
        self.__callback = None

def read(self, amt=None):
        data = self.__fp.read(amt)
        self.__buf.write(data)
        if self.__is_fp_closed():
            self._close()

return data

def _safe_read(self, amt):
        data = self.__fp._safe_read(amt)
        if amt == 2 and data == b"\r\n":
            # urllib executes this read to toss the CRLF at the end
            # of the chunk.
            return data

self.__buf.write(data)
        if self.__is_fp_closed():
            self._close()

return data

cmd: