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Name	Size	Permission
__init__.py	486 B	-rw-r--r--
__init__.pyc	787 B	-rw-r--r--
__init__.pyo	787 B	-rw-r--r--
connection.py	3.22 KB	-rw-r--r--
connection.pyc	2.87 KB	-rw-r--r--
connection.pyo	2.87 KB	-rw-r--r--
request.py	2.04 KB	-rw-r--r--
request.pyc	2.09 KB	-rw-r--r--
request.pyo	2.09 KB	-rw-r--r--
response.py	566 B	-rw-r--r--
response.pyc	632 B	-rw-r--r--
response.pyo	632 B	-rw-r--r--
retry.py	10.21 KB	-rw-r--r--
retry.pyc	9.89 KB	-rw-r--r--
retry.pyo	9.89 KB	-rw-r--r--
ssl_.py	8.63 KB	-rw-r--r--
ssl_.pyc	7.98 KB	-rw-r--r--
ssl_.pyo	7.98 KB	-rw-r--r--
timeout.py	9.32 KB	-rw-r--r--
timeout.pyc	9.32 KB	-rw-r--r--
timeout.pyo	9.32 KB	-rw-r--r--
url.py	5.92 KB	-rw-r--r--
url.pyc	6.05 KB	-rw-r--r--
url.pyo	6.05 KB	-rw-r--r--

Code Editor : connection.py

import socket
try:
    from select import poll, POLLIN
except ImportError:  # `poll` doesn't exist on OSX and other platforms
    poll = False
    try:
        from select import select
    except ImportError:  # `select` doesn't exist on AppEngine.
        select = False

def is_connection_dropped(conn):  # Platform-specific
    """
    Returns True if the connection is dropped and should be closed.

:param conn:
        :class:`httplib.HTTPConnection` object.

Note: For platforms like AppEngine, this will always return ``False`` to
    let the platform handle connection recycling transparently for us.
    """
    sock = getattr(conn, 'sock', False)
    if sock is False:  # Platform-specific: AppEngine
        return False
    if sock is None:  # Connection already closed (such as by httplib).
        return True

if not poll:
        if not select:  # Platform-specific: AppEngine
            return False

try:
            return select([sock], [], [], 0.0)[0]
        except socket.error:
            return True

# This version is better on platforms that support it.
    p = poll()
    p.register(sock, POLLIN)
    for (fno, ev) in p.poll(0.0):
        if fno == sock.fileno():
            # Either data is buffered (bad), or the connection is dropped.
            return True

# This function is copied from socket.py in the Python 2.7 standard
# library test suite. Added to its signature is only `socket_options`.
def create_connection(address, timeout=socket._GLOBAL_DEFAULT_TIMEOUT,
                      source_address=None, socket_options=None):
    """Connect to *address* and return the socket object.

Convenience function.  Connect to *address* (a 2-tuple ``(host,
    port)``) and return the socket object.  Passing the optional
    *timeout* parameter will set the timeout on the socket instance
    before attempting to connect.  If no *timeout* is supplied, the
    global default timeout setting returned by :func:`getdefaulttimeout`
    is used.  If *source_address* is set it must be a tuple of (host, port)
    for the socket to bind as a source address before making the connection.
    An host of '' or port 0 tells the OS to use the default.
    """

host, port = address
    err = None
    for res in socket.getaddrinfo(host, port, 0, socket.SOCK_STREAM):
        af, socktype, proto, canonname, sa = res
        sock = None
        try:
            sock = socket.socket(af, socktype, proto)

# If provided, set socket level options before connecting.
            # This is the only addition urllib3 makes to this function.
            _set_socket_options(sock, socket_options)

if timeout is not socket._GLOBAL_DEFAULT_TIMEOUT:
                sock.settimeout(timeout)
            if source_address:
                sock.bind(source_address)
            sock.connect(sa)
            return sock

except socket.error as _:
            err = _
            if sock is not None:
                sock.close()
                sock = None

if err is not None:
        raise err
    else:
        raise socket.error("getaddrinfo returns an empty list")

def _set_socket_options(sock, options):
    if options is None:
        return

for opt in options:
        sock.setsockopt(*opt)

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Code Editor : connection.py