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.venv/lib/python3.9/site-packages/hyperframe/exceptions.py

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+# -*- coding: utf-8 -*-
+"""
+hyperframe/exceptions
+~~~~~~~~~~~~~~~~~~~~~
+
+Defines the exceptions that can be thrown by hyperframe.
+"""
+
+
+class HyperframeError(Exception):
+    """
+    The base class for all exceptions for the hyperframe module.
+
+    .. versionadded:: 6.0.0
+    """
+
+
+class UnknownFrameError(HyperframeError):
+    """
+    A frame of unknown type was received.
+
+    .. versionchanged:: 6.0.0
+        Changed base class from `ValueError` to :class:`HyperframeError`
+    """
+    def __init__(self, frame_type, length):
+        #: The type byte of the unknown frame that was received.
+        self.frame_type = frame_type
+
+        #: The length of the data portion of the unknown frame.
+        self.length = length
+
+    def __str__(self):
+        return (
+            "UnknownFrameError: Unknown frame type 0x%X received, "
+            "length %d bytes" % (self.frame_type, self.length)
+        )
+
+
+class InvalidPaddingError(HyperframeError):
+    """
+    A frame with invalid padding was received.
+
+    .. versionchanged:: 6.0.0
+        Changed base class from `ValueError` to :class:`HyperframeError`
+    """
+    pass
+
+
+class InvalidFrameError(HyperframeError):
+    """
+    Parsing a frame failed because the data was not laid out appropriately.
+
+    .. versionadded:: 3.0.2
+
+    .. versionchanged:: 6.0.0
+        Changed base class from `ValueError` to :class:`HyperframeError`
+    """
+    pass
+
+
+class InvalidDataError(HyperframeError):
+    """
+    Content or data of a frame was is invalid or violates the specification.
+
+    .. versionadded:: 6.0.0
+    """
+    pass