143 lines
4.3 KiB
Python
143 lines
4.3 KiB
Python
"""Exceptions used throughout the package.
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Submodules of packaging may raise exceptions defined in this module as
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well as standard exceptions; in particular, SystemExit is usually raised
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for errors that are obviously the end-user's fault (e.g. bad
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command-line arguments).
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"""
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class PackagingError(Exception):
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"""The root of all Packaging evil."""
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class PackagingModuleError(PackagingError):
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"""Unable to load an expected module, or to find an expected class
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within some module (in particular, command modules and classes)."""
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class PackagingClassError(PackagingError):
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"""Some command class (or possibly distribution class, if anyone
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feels a need to subclass Distribution) is found not to be holding
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up its end of the bargain, ie. implementing some part of the
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"command "interface."""
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class PackagingGetoptError(PackagingError):
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"""The option table provided to 'fancy_getopt()' is bogus."""
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class PackagingArgError(PackagingError):
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"""Raised by fancy_getopt in response to getopt.error -- ie. an
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error in the command line usage."""
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class PackagingFileError(PackagingError):
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"""Any problems in the filesystem: expected file not found, etc.
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Typically this is for problems that we detect before IOError or
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OSError could be raised."""
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class PackagingOptionError(PackagingError):
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"""Syntactic/semantic errors in command options, such as use of
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mutually conflicting options, or inconsistent options,
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badly-spelled values, etc. No distinction is made between option
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values originating in the setup script, the command line, config
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files, or what-have-you -- but if we *know* something originated in
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the setup script, we'll raise PackagingSetupError instead."""
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class PackagingSetupError(PackagingError):
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"""For errors that can be definitely blamed on the setup script,
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such as invalid keyword arguments to 'setup()'."""
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class PackagingPlatformError(PackagingError):
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"""We don't know how to do something on the current platform (but
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we do know how to do it on some platform) -- eg. trying to compile
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C files on a platform not supported by a CCompiler subclass."""
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class PackagingExecError(PackagingError):
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"""Any problems executing an external program (such as the C
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compiler, when compiling C files)."""
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class PackagingInternalError(PackagingError):
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"""Internal inconsistencies or impossibilities (obviously, this
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should never be seen if the code is working!)."""
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class PackagingTemplateError(PackagingError):
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"""Syntax error in a file list template."""
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class PackagingByteCompileError(PackagingError):
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"""Byte compile error."""
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class PackagingPyPIError(PackagingError):
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"""Any problem occuring during using the indexes."""
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# Exception classes used by the CCompiler implementation classes
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class CCompilerError(Exception):
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"""Some compile/link operation failed."""
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class PreprocessError(CCompilerError):
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"""Failure to preprocess one or more C/C++ files."""
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class CompileError(CCompilerError):
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"""Failure to compile one or more C/C++ source files."""
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class LibError(CCompilerError):
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"""Failure to create a static library from one or more C/C++ object
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files."""
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class LinkError(CCompilerError):
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"""Failure to link one or more C/C++ object files into an executable
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or shared library file."""
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class UnknownFileError(CCompilerError):
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"""Attempt to process an unknown file type."""
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class MetadataMissingError(PackagingError):
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"""A required metadata is missing"""
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class MetadataConflictError(PackagingError):
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"""Attempt to read or write metadata fields that are conflictual."""
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class MetadataUnrecognizedVersionError(PackagingError):
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"""Unknown metadata version number."""
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class IrrationalVersionError(Exception):
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"""This is an irrational version."""
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pass
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class HugeMajorVersionNumError(IrrationalVersionError):
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"""An irrational version because the major version number is huge
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(often because a year or date was used).
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See `error_on_huge_major_num` option in `NormalizedVersion` for details.
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This guard can be disabled by setting that option False.
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"""
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pass
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class InstallationException(Exception):
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"""Base exception for installation scripts"""
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class InstallationConflict(InstallationException):
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"""Raised when a conflict is detected"""
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