Merge pyextra subtree

pyextra/websocket/_exceptions.py

@@ -0,0 +1,87 @@
+"""
+websocket - WebSocket client library for Python
+
+Copyright (C) 2010 Hiroki Ohtani(liris)
+
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2.1 of the License, or (at your option) any later version.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 51 Franklin Street, Fifth Floor,
+    Boston, MA  02110-1335  USA
+
+"""
+
+
+"""
+define websocket exceptions
+"""
+
+
+class WebSocketException(Exception):
+    """
+    websocket exception class.
+    """
+    pass
+
+
+class WebSocketProtocolException(WebSocketException):
+    """
+    If the websocket protocol is invalid, this exception will be raised.
+    """
+    pass
+
+
+class WebSocketPayloadException(WebSocketException):
+    """
+    If the websocket payload is invalid, this exception will be raised.
+    """
+    pass
+
+
+class WebSocketConnectionClosedException(WebSocketException):
+    """
+    If remote host closed the connection or some network error happened,
+    this exception will be raised.
+    """
+    pass
+
+
+class WebSocketTimeoutException(WebSocketException):
+    """
+    WebSocketTimeoutException will be raised at socket timeout during read/write data.
+    """
+    pass
+
+
+class WebSocketProxyException(WebSocketException):
+    """
+    WebSocketProxyException will be raised when proxy error occurred.
+    """
+    pass
+
+
+class WebSocketBadStatusException(WebSocketException):
+    """
+    WebSocketBadStatusException will be raised when we get bad handshake status code.
+    """
+
+    def __init__(self, message, status_code, status_message=None, resp_headers=None):
+        msg = message % (status_code, status_message)
+        super(WebSocketBadStatusException, self).__init__(msg)
+        self.status_code = status_code
+        self.resp_headers = resp_headers
+
+class WebSocketAddressException(WebSocketException):
+    """
+    If the websocket address info cannot be found, this exception will be raised.
+    """
+    pass