[pyramid/security] use cryptographically secure random generator
Based on django source code in case SystemRandom is not available.
According to python documentation:
https://docs.python.org/2/library/random.html
> Warning
> The pseudo-random generators of this module should not be used for security
> purposes. Use os.urandom() or SystemRandom if you require a cryptographically
> secure pseudo-random number generator.
.. _index_module:
:mod:`cubicweb`
===============
.. automodule:: cubicweb
Exceptions
----------
Base exceptions
~~~~~~~~~~~~~~~
.. autoexception:: ProgrammingError
:show-inheritance:
.. autoexception:: CubicWebException
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.. autoexception:: InternalError
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.. autoexception:: SecurityError
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.. autoexception:: RepositoryError
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.. autoexception:: SourceException
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.. autoexception:: CubicWebRuntimeError
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Repository exceptions
~~~~~~~~~~~~~~~~~~~~~
.. autoexception:: ConnectionError
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.. autoexception:: AuthenticationError
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.. autoexception:: BadConnectionId
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.. autoexception:: UnknownEid
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.. autoexception:: UniqueTogetherError
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Security Exceptions
~~~~~~~~~~~~~~~~~~~
.. autoexception:: Unauthorized
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.. autoexception:: Forbidden
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Source exceptions
~~~~~~~~~~~~~~~~~
.. autoexception:: EidNotInSource
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Registry exceptions
~~~~~~~~~~~~~~~~~~~
.. autoexception:: UnknownProperty
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Query exceptions
~~~~~~~~~~~~~~~~
.. autoexception:: QueryError
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.. autoexception:: NotAnEntity
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.. autoexception:: MultipleResultsError
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.. autoexception:: NoResultError
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.. autoexception:: UndoTransactionException
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Misc
~~~~
.. autoexception:: ConfigurationError
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.. autoexception:: ExecutionError
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.. autoexception:: BadCommandUsage
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.. autoexception:: ValidationError
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Utilities
---------
.. autoclass:: Binary
.. autoclass:: CubicWebEventManager
.. autofunction:: onevent
.. autofunction:: validation_error