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//opt/alt/python27/lib/python2.7/site-packages/requests/exceptions.py

# -*- coding: utf-8 -*-

"""
requests.exceptions
~~~~~~~~~~~~~~~~~~~

This module contains the set of Requests' exceptions.

"""
from .packages.urllib3.exceptions import HTTPError as BaseHTTPError

class RequestException(IOError):
    """There was an ambiguous exception that occurred while handling your
    request."""

def __init__(self, *args, **kwargs):
        """
        Initialize RequestException with `request` and `response` objects.
        """
        response = kwargs.pop('response', None)
        self.response = response
        self.request = kwargs.pop('request', None)
        if (response is not None and not self.request and
                hasattr(response, 'request')):
            self.request = self.response.request
        super(RequestException, self).__init__(*args, **kwargs)

class HTTPError(RequestException):
    """An HTTP error occurred."""

class ConnectionError(RequestException):
    """A Connection error occurred."""

class ProxyError(ConnectionError):
    """A proxy error occurred."""

class SSLError(ConnectionError):
    """An SSL error occurred."""

class Timeout(RequestException):
    """The request timed out.

Catching this error will catch both
    :exc:`~requests.exceptions.ConnectTimeout` and
    :exc:`~requests.exceptions.ReadTimeout` errors.
    """

class ConnectTimeout(ConnectionError, Timeout):
    """The request timed out while trying to connect to the remote server.

Requests that produced this error are safe to retry.
    """

class ReadTimeout(Timeout):
    """The server did not send any data in the allotted amount of time."""

class URLRequired(RequestException):
    """A valid URL is required to make a request."""

class TooManyRedirects(RequestException):
    """Too many redirects."""

class MissingSchema(RequestException, ValueError):
    """The URL schema (e.g. http or https) is missing."""

class InvalidSchema(RequestException, ValueError):
    """See defaults.py for valid schemas."""

class InvalidURL(RequestException, ValueError):
    """ The URL provided was somehow invalid. """

class ChunkedEncodingError(RequestException):
    """The server declared chunked encoding but sent an invalid chunk."""

class ContentDecodingError(RequestException, BaseHTTPError):
    """Failed to decode response content"""

class StreamConsumedError(RequestException, TypeError):
    """The content for this response was already consumed"""

class RetryError(RequestException):
    """Custom retries logic failed"""

# Warnings

class RequestsWarning(Warning):
    """Base warning for Requests."""
    pass

class FileModeWarning(RequestsWarning, DeprecationWarning):
    """
    A file was opened in text mode, but Requests determined its binary length.
    """
    pass