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Test cases for determining a file-like object's type.
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When passed an object about which no sensible decision can be made, err
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Various utility functions in C{twisted.python.compat} provide same
functionality as modern Python variants.
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L{set} should behave like the expected set interface.
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L{frozenset} should behave like the expected frozenset interface.
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Tests for the Python 3-friendly L{execfile} implementation.
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Write L{content} to a new temporary file, returning the L{FilePath}
for the new file.
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L{execfile} executes the specified file in the given global namespace.
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L{execfile} executes the specified file in the given global and local
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Identification of PyPy.
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Objects that can be compared to each other, but not others.
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equality comparisons.
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Instances of a class that is decorated by C{comparable} support
greater-than comparisons.
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Python 3-specific functionality of C{comparable}.
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returning C{NotImplemented} from C{__eq__} if it is returned by the
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underlying C{__cmp__} call.
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Instances of a class that is decorated by C{comparable} support
returning C{NotImplemented} from C{__lt__} if it is returned by the
underlying C{__cmp__} call.
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underlying C{__cmp__} call.
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L{cmp} should behave like the built-in Python 2 C{cmp}.
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L{cmp} returns 0 for equal objects.
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L{cmp} returns 1 if its first argument is bigger than its second.
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Compatibility functions and types for strings.
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C{nativeString(original)} is unequal to the expected string, or is not
a native string.
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decodable.
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encodable.
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an ASCII encoding if applicable.
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C{nativeString} raises a C{TypeError} if given an object that is not a
string of some sort.
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Tests for L{networkString}.
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L{networkString} returns a C{unicode} object passed to it encoded into
a C{bytes} instance.
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L{networkString} raises L{UnicodeError} if passed a C{unicode} instance
containing characters not encodable in ASCII.
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L{networkString} raises L{TypeError} if passed a non-string object or
the wrong type of string object.
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L{reraise} re-raises exceptions on both Python 2 and Python 3.
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Calling L{reraise} with an exception instance and a traceback of
L{None} re-raises it with a new traceback.
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Calling L{reraise} with an exception instance and a traceback
re-raises the exception with the given traceback.
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Tests for L{iterbytes}, L{intToBytes}, L{lazyByteSlice}.
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When L{iterbytes} is called with a bytestring, the returned object
can be iterated over, resulting in the individual bytes of the
bytestring.
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When L{intToBytes} is called with an integer, the result is an
ASCII-encoded string representation of the number.
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L{lazyByteSlice} called with some bytes returns a semantically equal
version of these bytes.
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L{lazyByteSlice} called with some bytes and an offset returns a
semantically equal version of these bytes starting at the given offset.
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L{lazyByteSlice} called with some bytes, an offset and a length returns
a semantically equal version of these bytes starting at the given
offset, up to the given length.
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Tests for L{BytesEnviron}.
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The output of L{BytesEnviron} should always be a L{dict} with L{bytes}
values and L{bytes} keys.
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Tests for L{twisted.python.compat._get_async_param}
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L{twisted.python.compat._get_async_param} uses isAsync by default,
or deprecated async keyword argument if isAsync is None.
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L{twisted.python.compat._get_async_param} raises a deprecation
warning if async keyword argument is passed.
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