How to use the scons.scons-local-250.SCons.Warnings.MandatoryDeprecatedWarning function in SCons

class DeprecatedBuildDirWarning(DeprecatedWarning):
    pass

class TaskmasterNeedsExecuteWarning(DeprecatedWarning):
    pass

class DeprecatedCopyWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedOptionsWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedSourceSignaturesWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedTargetSignaturesWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedDebugOptionsWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedSigModuleWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedBuilderKeywordsWarning(MandatoryDeprecatedWarning):
    pass


# The below is a list of 2-tuples.  The first element is a class object.
# The second element is true if that class is enabled, false if it is disabled.
_enabled = []

class PythonVersionWarning(DeprecatedWarning):
    pass

class DeprecatedSourceCodeWarning(FutureDeprecatedWarning):
    pass

class DeprecatedBuildDirWarning(DeprecatedWarning):
    pass

class TaskmasterNeedsExecuteWarning(DeprecatedWarning):
    pass

class DeprecatedCopyWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedOptionsWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedSourceSignaturesWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedTargetSignaturesWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedDebugOptionsWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedSigModuleWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedBuilderKeywordsWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedBuildDirWarning(DeprecatedWarning):
    pass

class TaskmasterNeedsExecuteWarning(DeprecatedWarning):
    pass

class DeprecatedCopyWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedOptionsWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedSourceSignaturesWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedTargetSignaturesWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedDebugOptionsWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedSigModuleWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedBuilderKeywordsWarning(MandatoryDeprecatedWarning):
    pass


# The below is a list of 2-tuples.  The first element is a class object.
# The second element is true if that class is enabled, false if it is disabled.
_enabled = []

class DeprecatedCopyWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedOptionsWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedSourceSignaturesWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedTargetSignaturesWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedDebugOptionsWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedSigModuleWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedBuilderKeywordsWarning(MandatoryDeprecatedWarning):
    pass


# The below is a list of 2-tuples.  The first element is a class object.
# The second element is true if that class is enabled, false if it is disabled.
_enabled = []

# If set, raise the warning as an exception
_warningAsException = 0

# If not None, a function to call with the warning
_warningOut = None

if elems[0] == 'no':
            enable = 0
            del elems[0]

        if len(elems) == 1 and elems[0] == 'all':
            class_name = "Warning"
        else:
            class_name = ''.join(map(_capitalize, elems)) + "Warning"
        try:
            clazz = globals()[class_name]
        except KeyError:
            sys.stderr.write("No warning type: '%s'\n" % arg)
        else:
            if enable:
                enableWarningClass(clazz)
            elif issubclass(clazz, MandatoryDeprecatedWarning):
                fmt = "Can not disable mandataory warning: '%s'\n"
                sys.stderr.write(fmt % arg)
            else:
                suppressWarningClass(clazz)

class TaskmasterNeedsExecuteWarning(DeprecatedWarning):
    pass

class DeprecatedCopyWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedOptionsWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedSourceSignaturesWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedTargetSignaturesWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedDebugOptionsWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedSigModuleWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedBuilderKeywordsWarning(MandatoryDeprecatedWarning):
    pass


# The below is a list of 2-tuples.  The first element is a class object.
# The second element is true if that class is enabled, false if it is disabled.
_enabled = []

# If set, raise the warning as an exception
_warningAsException = 0

class DeprecatedSourceCodeWarning(FutureDeprecatedWarning):
    pass

class DeprecatedBuildDirWarning(DeprecatedWarning):
    pass

class TaskmasterNeedsExecuteWarning(DeprecatedWarning):
    pass

class DeprecatedCopyWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedOptionsWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedSourceSignaturesWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedTargetSignaturesWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedDebugOptionsWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedSigModuleWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedBuilderKeywordsWarning(MandatoryDeprecatedWarning):
    pass


# The below is a list of 2-tuples.  The first element is a class object.

class DeprecatedSourceCodeWarning(FutureDeprecatedWarning):
    pass

class DeprecatedBuildDirWarning(DeprecatedWarning):
    pass

class TaskmasterNeedsExecuteWarning(DeprecatedWarning):
    pass

class DeprecatedCopyWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedOptionsWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedSourceSignaturesWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedTargetSignaturesWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedDebugOptionsWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedSigModuleWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedBuilderKeywordsWarning(MandatoryDeprecatedWarning):
    pass


# The below is a list of 2-tuples.  The first element is a class object.

class PythonVersionWarning(DeprecatedWarning):
    pass

class DeprecatedSourceCodeWarning(FutureDeprecatedWarning):
    pass

class DeprecatedBuildDirWarning(DeprecatedWarning):
    pass

class TaskmasterNeedsExecuteWarning(DeprecatedWarning):
    pass

class DeprecatedCopyWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedOptionsWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedSourceSignaturesWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedTargetSignaturesWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedDebugOptionsWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedSigModuleWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedBuilderKeywordsWarning(MandatoryDeprecatedWarning):
    pass

class TaskmasterNeedsExecuteWarning(DeprecatedWarning):
    pass

class DeprecatedCopyWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedOptionsWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedSourceSignaturesWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedTargetSignaturesWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedDebugOptionsWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedSigModuleWarning(MandatoryDeprecatedWarning):
    pass

class DeprecatedBuilderKeywordsWarning(MandatoryDeprecatedWarning):
    pass


# The below is a list of 2-tuples.  The first element is a class object.
# The second element is true if that class is enabled, false if it is disabled.
_enabled = []

# If set, raise the warning as an exception
_warningAsException = 0