Python distutils.dist 模块，has_contents_for() 实例源码

def check_nsp(dist, attr, value):
    """Verify that namespace packages are valid"""
    ns_packages = value
    assert_string_list(dist, attr, ns_packages)
    for nsp in ns_packages:
        if not dist.has_contents_for(nsp):
            raise DistutilsSetupError(
                "Distribution contains no modules or packages for " +
                "namespace package %r" % nsp
            )
        parent, sep, child = nsp.rpartition('.')
        if parent and parent not in ns_packages:
            distutils.log.warn(
                "WARNING: %r is declared as a package namespace, but %r"
                " is not: please correct this in setup.py", nsp, parent
            )

def validate(self, dist):
        """Verify that feature makes sense in context of distribution

        This method is called by the distribution just before it parses its
        command line.  It checks to ensure that the 'remove' attribute, if any,
        contains only valid package/module names that are present in the base
        distribution when 'setup()' is called.  You may override it in a
        subclass to perform any other required validation of the feature
        against a target distribution.
        """

        for item in self.remove:
            if not dist.has_contents_for(item):
                raise DistutilsSetupError(
                    "%s wants to be able to remove %s, but the distribution"
                    " doesn't contain any packages or modules under %s"
                    % (self.description, item, item)
                )

def check_nsp(dist, attr, value):
    """Verify that namespace packages are valid"""
    ns_packages = value
    assert_string_list(dist, attr, ns_packages)
    for nsp in ns_packages:
        if not dist.has_contents_for(nsp):
            raise DistutilsSetupError(
                "Distribution contains no modules or packages for " +
                "namespace package %r" % nsp
            )
        parent, sep, child = nsp.rpartition('.')
        if parent and parent not in ns_packages:
            distutils.log.warn(
                "WARNING: %r is declared as a package namespace, but %r"
                " is not: please correct this in setup.py", nsp, parent
            )

def validate(self, dist):
        """Verify that feature makes sense in context of distribution

        This method is called by the distribution just before it parses its
        command line.  It checks to ensure that the 'remove' attribute, if any,
        contains only valid package/module names that are present in the base
        distribution when 'setup()' is called.  You may override it in a
        subclass to perform any other required validation of the feature
        against a target distribution.
        """

        for item in self.remove:
            if not dist.has_contents_for(item):
                raise DistutilsSetupError(
                    "%s wants to be able to remove %s, but the distribution"
                    " doesn't contain any packages or modules under %s"
                    % (self.description, item, item)
                )

def check_nsp(dist, attr, value):
    """Verify that namespace packages are valid"""
    ns_packages = value
    assert_string_list(dist, attr, ns_packages)
    for nsp in ns_packages:
        if not dist.has_contents_for(nsp):
            raise DistutilsSetupError(
                "Distribution contains no modules or packages for " +
                "namespace package %r" % nsp
            )
        parent, sep, child = nsp.rpartition('.')
        if parent and parent not in ns_packages:
            distutils.log.warn(
                "WARNING: %r is declared as a package namespace, but %r"
                " is not: please correct this in setup.py", nsp, parent
            )

def validate(self, dist):
        """Verify that feature makes sense in context of distribution

        This method is called by the distribution just before it parses its
        command line.  It checks to ensure that the 'remove' attribute, if any,
        contains only valid package/module names that are present in the base
        distribution when 'setup()' is called.  You may override it in a
        subclass to perform any other required validation of the feature
        against a target distribution.
        """

        for item in self.remove:
            if not dist.has_contents_for(item):
                raise DistutilsSetupError(
                    "%s wants to be able to remove %s, but the distribution"
                    " doesn't contain any packages or modules under %s"
                    % (self.description, item, item)
                )

def check_nsp(dist, attr, value):
    """Verify that namespace packages are valid"""
    assert_string_list(dist,attr,value)
    for nsp in value:
        if not dist.has_contents_for(nsp):
            raise DistutilsSetupError(
                "Distribution contains no modules or packages for " +
                "namespace package %r" % nsp
            )
        if '.' in nsp:
            parent = '.'.join(nsp.split('.')[:-1])
            if parent not in value:
                distutils.log.warn(
                    "WARNING: %r is declared as a package namespace, but %r"
                    " is not: please correct this in setup.py", nsp, parent
                )

def validate(self,dist):

        """Verify that feature makes sense in context of distribution

        This method is called by the distribution just before it parses its
        command line.  It checks to ensure that the 'remove' attribute, if any,
        contains only valid package/module names that are present in the base
        distribution when 'setup()' is called.  You may override it in a
        subclass to perform any other required validation of the feature
        against a target distribution.
        """

        for item in self.remove:
            if not dist.has_contents_for(item):
                raise DistutilsSetupError(
                    "%s wants to be able to remove %s, but the distribution"
                    " doesn't contain any packages or modules under %s"
                    % (self.description, item, item)
                )

def check_nsp(dist, attr, value):
    """Verify that namespace packages are valid"""
    assert_string_list(dist,attr,value)
    for nsp in value:
        if not dist.has_contents_for(nsp):
            raise DistutilsSetupError(
                "Distribution contains no modules or packages for " +
                "namespace package %r" % nsp
            )
        if '.' in nsp:
            parent = '.'.join(nsp.split('.')[:-1])
            if parent not in value:
                distutils.log.warn(
                    "WARNING: %r is declared as a package namespace, but %r"
                    " is not: please correct this in setup.py", nsp, parent
                )

def check_nsp(dist, attr, value):
    """Verify that namespace packages are valid"""
    assert_string_list(dist,attr,value)
    for nsp in value:
        if not dist.has_contents_for(nsp):
            raise DistutilsSetupError(
                "Distribution contains no modules or packages for " +
                "namespace package %r" % nsp
            )
        if '.' in nsp:
            parent = '.'.join(nsp.split('.')[:-1])
            if parent not in value:
                distutils.log.warn(
                    "WARNING: %r is declared as a package namespace, but %r"
                    " is not: please correct this in setup.py", nsp, parent
                )

def validate(self,dist):

        """Verify that feature makes sense in context of distribution

        This method is called by the distribution just before it parses its
        command line.  It checks to ensure that the 'remove' attribute, if any,
        contains only valid package/module names that are present in the base
        distribution when 'setup()' is called.  You may override it in a
        subclass to perform any other required validation of the feature
        against a target distribution.
        """

        for item in self.remove:
            if not dist.has_contents_for(item):
                raise DistutilsSetupError(
                    "%s wants to be able to remove %s, but the distribution"
                    " doesn't contain any packages or modules under %s"
                    % (self.description, item, item)
                )

def check_nsp(dist, attr, value):
    """Verify that namespace packages are valid"""
    ns_packages = value
    assert_string_list(dist, attr, ns_packages)
    for nsp in ns_packages:
        if not dist.has_contents_for(nsp):
            raise DistutilsSetupError(
                "Distribution contains no modules or packages for " +
                "namespace package %r" % nsp
            )
        parent, sep, child = nsp.rpartition('.')
        if parent and parent not in ns_packages:
            distutils.log.warn(
                "WARNING: %r is declared as a package namespace, but %r"
                " is not: please correct this in setup.py", nsp, parent
            )

def validate(self, dist):
        """Verify that feature makes sense in context of distribution

        This method is called by the distribution just before it parses its
        command line.  It checks to ensure that the 'remove' attribute, if any,
        contains only valid package/module names that are present in the base
        distribution when 'setup()' is called.  You may override it in a
        subclass to perform any other required validation of the feature
        against a target distribution.
        """

        for item in self.remove:
            if not dist.has_contents_for(item):
                raise DistutilsSetupError(
                    "%s wants to be able to remove %s, but the distribution"
                    " doesn't contain any packages or modules under %s"
                    % (self.description, item, item)
                )

def check_nsp(dist, attr, value):
    """Verify that namespace packages are valid"""
    assert_string_list(dist,attr,value)
    for nsp in value:
        if not dist.has_contents_for(nsp):
            raise DistutilsSetupError(
                "Distribution contains no modules or packages for " +
                "namespace package %r" % nsp
            )
        if '.' in nsp:
            parent = '.'.join(nsp.split('.')[:-1])
            if parent not in value:
                distutils.log.warn(
                    "WARNING: %r is declared as a package namespace, but %r"
                    " is not: please correct this in setup.py", nsp, parent
                )

def validate(self,dist):

        """Verify that feature makes sense in context of distribution

        This method is called by the distribution just before it parses its
        command line.  It checks to ensure that the 'remove' attribute, if any,
        contains only valid package/module names that are present in the base
        distribution when 'setup()' is called.  You may override it in a
        subclass to perform any other required validation of the feature
        against a target distribution.
        """

        for item in self.remove:
            if not dist.has_contents_for(item):
                raise DistutilsSetupError(
                    "%s wants to be able to remove %s, but the distribution"
                    " doesn't contain any packages or modules under %s"
                    % (self.description, item, item)
                )

def check_nsp(dist, attr, value):
    """Verify that namespace packages are valid"""
    ns_packages = value
    assert_string_list(dist, attr, ns_packages)
    for nsp in ns_packages:
        if not dist.has_contents_for(nsp):
            raise DistutilsSetupError(
                "Distribution contains no modules or packages for " +
                "namespace package %r" % nsp
            )
        parent, sep, child = nsp.rpartition('.')
        if parent and parent not in ns_packages:
            distutils.log.warn(
                "WARNING: %r is declared as a package namespace, but %r"
                " is not: please correct this in setup.py", nsp, parent
            )

def validate(self, dist):
        """Verify that feature makes sense in context of distribution

        This method is called by the distribution just before it parses its
        command line.  It checks to ensure that the 'remove' attribute, if any,
        contains only valid package/module names that are present in the base
        distribution when 'setup()' is called.  You may override it in a
        subclass to perform any other required validation of the feature
        against a target distribution.
        """

        for item in self.remove:
            if not dist.has_contents_for(item):
                raise DistutilsSetupError(
                    "%s wants to be able to remove %s, but the distribution"
                    " doesn't contain any packages or modules under %s"
                    % (self.description, item, item)
                )

def check_nsp(dist, attr, value):
    """Verify that namespace packages are valid"""
    ns_packages = value
    assert_string_list(dist, attr, ns_packages)
    for nsp in ns_packages:
        if not dist.has_contents_for(nsp):
            raise DistutilsSetupError(
                "Distribution contains no modules or packages for " +
                "namespace package %r" % nsp
            )
        parent, sep, child = nsp.rpartition('.')
        if parent and parent not in ns_packages:
            distutils.log.warn(
                "WARNING: %r is declared as a package namespace, but %r"
                " is not: please correct this in setup.py", nsp, parent
            )

def check_nsp(dist, attr, value):
    """Verify that namespace packages are valid"""
    ns_packages = value
    assert_string_list(dist, attr, ns_packages)
    for nsp in ns_packages:
        if not dist.has_contents_for(nsp):
            raise DistutilsSetupError(
                "Distribution contains no modules or packages for " +
                "namespace package %r" % nsp
            )
        parent, sep, child = nsp.rpartition('.')
        if parent and parent not in ns_packages:
            distutils.log.warn(
                "WARNING: %r is declared as a package namespace, but %r"
                " is not: please correct this in setup.py", nsp, parent
            )

def validate(self, dist):
        """Verify that feature makes sense in context of distribution

        This method is called by the distribution just before it parses its
        command line.  It checks to ensure that the 'remove' attribute, if any,
        contains only valid package/module names that are present in the base
        distribution when 'setup()' is called.  You may override it in a
        subclass to perform any other required validation of the feature
        against a target distribution.
        """

        for item in self.remove:
            if not dist.has_contents_for(item):
                raise DistutilsSetupError(
                    "%s wants to be able to remove %s, but the distribution"
                    " doesn't contain any packages or modules under %s"
                    % (self.description, item, item)
                )

def check_nsp(dist, attr, value):
    """Verify that namespace packages are valid"""
    ns_packages = value
    assert_string_list(dist, attr, ns_packages)
    for nsp in ns_packages:
        if not dist.has_contents_for(nsp):
            raise DistutilsSetupError(
                "Distribution contains no modules or packages for " +
                "namespace package %r" % nsp
            )
        parent, sep, child = nsp.rpartition('.')
        if parent and parent not in ns_packages:
            distutils.log.warn(
                "WARNING: %r is declared as a package namespace, but %r"
                " is not: please correct this in setup.py", nsp, parent
            )

def validate(self, dist):
        """Verify that feature makes sense in context of distribution

        This method is called by the distribution just before it parses its
        command line.  It checks to ensure that the 'remove' attribute, if any,
        contains only valid package/module names that are present in the base
        distribution when 'setup()' is called.  You may override it in a
        subclass to perform any other required validation of the feature
        against a target distribution.
        """

        for item in self.remove:
            if not dist.has_contents_for(item):
                raise DistutilsSetupError(
                    "%s wants to be able to remove %s, but the distribution"
                    " doesn't contain any packages or modules under %s"
                    % (self.description, item, item)
                )

def check_nsp(dist, attr, value):
    """Verify that namespace packages are valid"""
    ns_packages = value
    assert_string_list(dist, attr, ns_packages)
    for nsp in ns_packages:
        if not dist.has_contents_for(nsp):
            raise DistutilsSetupError(
                "Distribution contains no modules or packages for " +
                "namespace package %r" % nsp
            )
        parent, sep, child = nsp.rpartition('.')
        if parent and parent not in ns_packages:
            distutils.log.warn(
                "WARNING: %r is declared as a package namespace, but %r"
                " is not: please correct this in setup.py", nsp, parent
            )

def validate(self, dist):
        """Verify that feature makes sense in context of distribution

        This method is called by the distribution just before it parses its
        command line.  It checks to ensure that the 'remove' attribute, if any,
        contains only valid package/module names that are present in the base
        distribution when 'setup()' is called.  You may override it in a
        subclass to perform any other required validation of the feature
        against a target distribution.
        """

        for item in self.remove:
            if not dist.has_contents_for(item):
                raise DistutilsSetupError(
                    "%s wants to be able to remove %s, but the distribution"
                    " doesn't contain any packages or modules under %s"
                    % (self.description, item, item)
                )

def check_nsp(dist, attr, value):
    """Verify that namespace packages are valid"""
    ns_packages = value
    assert_string_list(dist, attr, ns_packages)
    for nsp in ns_packages:
        if not dist.has_contents_for(nsp):
            raise DistutilsSetupError(
                "Distribution contains no modules or packages for " +
                "namespace package %r" % nsp
            )
        parent, sep, child = nsp.rpartition('.')
        if parent and parent not in ns_packages:
            distutils.log.warn(
                "WARNING: %r is declared as a package namespace, but %r"
                " is not: please correct this in setup.py", nsp, parent
            )

def validate(self, dist):
        """Verify that feature makes sense in context of distribution

        This method is called by the distribution just before it parses its
        command line.  It checks to ensure that the 'remove' attribute, if any,
        contains only valid package/module names that are present in the base
        distribution when 'setup()' is called.  You may override it in a
        subclass to perform any other required validation of the feature
        against a target distribution.
        """

        for item in self.remove:
            if not dist.has_contents_for(item):
                raise DistutilsSetupError(
                    "%s wants to be able to remove %s, but the distribution"
                    " doesn't contain any packages or modules under %s"
                    % (self.description, item, item)
                )

def check_nsp(dist, attr, value):
    """Verify that namespace packages are valid"""
    assert_string_list(dist,attr,value)
    for nsp in value:
        if not dist.has_contents_for(nsp):
            raise DistutilsSetupError(
                "Distribution contains no modules or packages for " +
                "namespace package %r" % nsp
            )
        if '.' in nsp:
            parent = '.'.join(nsp.split('.')[:-1])
            if parent not in value:
                distutils.log.warn(
                    "WARNING: %r is declared as a package namespace, but %r"
                    " is not: please correct this in setup.py", nsp, parent
                )

def validate(self,dist):

        """Verify that feature makes sense in context of distribution

        This method is called by the distribution just before it parses its
        command line.  It checks to ensure that the 'remove' attribute, if any,
        contains only valid package/module names that are present in the base
        distribution when 'setup()' is called.  You may override it in a
        subclass to perform any other required validation of the feature
        against a target distribution.
        """

        for item in self.remove:
            if not dist.has_contents_for(item):
                raise DistutilsSetupError(
                    "%s wants to be able to remove %s, but the distribution"
                    " doesn't contain any packages or modules under %s"
                    % (self.description, item, item)
                )

def check_nsp(dist, attr, value):
    """Verify that namespace packages are valid"""
    ns_packages = value
    assert_string_list(dist, attr, ns_packages)
    for nsp in ns_packages:
        if not dist.has_contents_for(nsp):
            raise DistutilsSetupError(
                "Distribution contains no modules or packages for " +
                "namespace package %r" % nsp
            )
        parent, sep, child = nsp.rpartition('.')
        if parent and parent not in ns_packages:
            distutils.log.warn(
                "WARNING: %r is declared as a package namespace, but %r"
                " is not: please correct this in setup.py", nsp, parent
            )

def validate(self, dist):
        """Verify that feature makes sense in context of distribution

        This method is called by the distribution just before it parses its
        command line.  It checks to ensure that the 'remove' attribute, if any,
        contains only valid package/module names that are present in the base
        distribution when 'setup()' is called.  You may override it in a
        subclass to perform any other required validation of the feature
        against a target distribution.
        """

        for item in self.remove:
            if not dist.has_contents_for(item):
                raise DistutilsSetupError(
                    "%s wants to be able to remove %s, but the distribution"
                    " doesn't contain any packages or modules under %s"
                    % (self.description, item, item)
                )

def check_nsp(dist, attr, value):
    """Verify that namespace packages are valid"""
    ns_packages = value
    assert_string_list(dist, attr, ns_packages)
    for nsp in ns_packages:
        if not dist.has_contents_for(nsp):
            raise DistutilsSetupError(
                "Distribution contains no modules or packages for " +
                "namespace package %r" % nsp
            )
        parent, sep, child = nsp.rpartition('.')
        if parent and parent not in ns_packages:
            distutils.log.warn(
                "WARNING: %r is declared as a package namespace, but %r"
                " is not: please correct this in setup.py", nsp, parent
            )

def validate(self, dist):
        """Verify that feature makes sense in context of distribution

        This method is called by the distribution just before it parses its
        command line.  It checks to ensure that the 'remove' attribute, if any,
        contains only valid package/module names that are present in the base
        distribution when 'setup()' is called.  You may override it in a
        subclass to perform any other required validation of the feature
        against a target distribution.
        """

        for item in self.remove:
            if not dist.has_contents_for(item):
                raise DistutilsSetupError(
                    "%s wants to be able to remove %s, but the distribution"
                    " doesn't contain any packages or modules under %s"
                    % (self.description, item, item)
                )

def check_nsp(dist, attr, value):
    """Verify that namespace packages are valid"""
    ns_packages = value
    assert_string_list(dist, attr, ns_packages)
    for nsp in ns_packages:
        if not dist.has_contents_for(nsp):
            raise DistutilsSetupError(
                "Distribution contains no modules or packages for " +
                "namespace package %r" % nsp
            )
        parent, sep, child = nsp.rpartition('.')
        if parent and parent not in ns_packages:
            distutils.log.warn(
                "WARNING: %r is declared as a package namespace, but %r"
                " is not: please correct this in setup.py", nsp, parent
            )

def validate(self, dist):
        """Verify that feature makes sense in context of distribution

        This method is called by the distribution just before it parses its
        command line.  It checks to ensure that the 'remove' attribute, if any,
        contains only valid package/module names that are present in the base
        distribution when 'setup()' is called.  You may override it in a
        subclass to perform any other required validation of the feature
        against a target distribution.
        """

        for item in self.remove:
            if not dist.has_contents_for(item):
                raise DistutilsSetupError(
                    "%s wants to be able to remove %s, but the distribution"
                    " doesn't contain any packages or modules under %s"
                    % (self.description, item, item)
                )

def check_nsp(dist, attr, value):
    """Verify that namespace packages are valid"""
    assert_string_list(dist, attr, value)
    for nsp in value:
        if not dist.has_contents_for(nsp):
            raise DistutilsSetupError(
                "Distribution contains no modules or packages for " +
                "namespace package %r" % nsp
            )
        if '.' in nsp:
            parent = '.'.join(nsp.split('.')[:-1])
            if parent not in value:
                distutils.log.warn(
                    "WARNING: %r is declared as a package namespace, but %r"
                    " is not: please correct this in setup.py", nsp, parent
                )

def validate(self, dist):
        """Verify that feature makes sense in context of distribution

        This method is called by the distribution just before it parses its
        command line.  It checks to ensure that the 'remove' attribute, if any,
        contains only valid package/module names that are present in the base
        distribution when 'setup()' is called.  You may override it in a
        subclass to perform any other required validation of the feature
        against a target distribution.
        """

        for item in self.remove:
            if not dist.has_contents_for(item):
                raise DistutilsSetupError(
                    "%s wants to be able to remove %s, but the distribution"
                    " doesn't contain any packages or modules under %s"
                    % (self.description, item, item)
                )

def check_nsp(dist, attr, value):
    """Verify that namespace packages are valid"""
    assert_string_list(dist,attr,value)
    for nsp in value:
        if not dist.has_contents_for(nsp):
            raise DistutilsSetupError(
                "Distribution contains no modules or packages for " +
                "namespace package %r" % nsp
            )
        if '.' in nsp:
            parent = '.'.join(nsp.split('.')[:-1])
            if parent not in value:
                distutils.log.warn(
                    "WARNING: %r is declared as a package namespace, but %r"
                    " is not: please correct this in setup.py", nsp, parent
                )

def validate(self,dist):

        """Verify that feature makes sense in context of distribution

        This method is called by the distribution just before it parses its
        command line.  It checks to ensure that the 'remove' attribute, if any,
        contains only valid package/module names that are present in the base
        distribution when 'setup()' is called.  You may override it in a
        subclass to perform any other required validation of the feature
        against a target distribution.
        """

        for item in self.remove:
            if not dist.has_contents_for(item):
                raise DistutilsSetupError(
                    "%s wants to be able to remove %s, but the distribution"
                    " doesn't contain any packages or modules under %s"
                    % (self.description, item, item)
                )

def check_nsp(dist, attr, value):
    """Verify that namespace packages are valid"""
    ns_packages = value
    assert_string_list(dist, attr, ns_packages)
    for nsp in ns_packages:
        if not dist.has_contents_for(nsp):
            raise DistutilsSetupError(
                "Distribution contains no modules or packages for " +
                "namespace package %r" % nsp
            )
        parent, sep, child = nsp.rpartition('.')
        if parent and parent not in ns_packages:
            distutils.log.warn(
                "WARNING: %r is declared as a package namespace, but %r"
                " is not: please correct this in setup.py", nsp, parent
            )

def validate(self, dist):
        """Verify that feature makes sense in context of distribution

        This method is called by the distribution just before it parses its
        command line.  It checks to ensure that the 'remove' attribute, if any,
        contains only valid package/module names that are present in the base
        distribution when 'setup()' is called.  You may override it in a
        subclass to perform any other required validation of the feature
        against a target distribution.
        """

        for item in self.remove:
            if not dist.has_contents_for(item):
                raise DistutilsSetupError(
                    "%s wants to be able to remove %s, but the distribution"
                    " doesn't contain any packages or modules under %s"
                    % (self.description, item, item)
                )

def check_nsp(dist, attr, value):
    """Verify that namespace packages are valid"""
    ns_packages = value
    assert_string_list(dist, attr, ns_packages)
    for nsp in ns_packages:
        if not dist.has_contents_for(nsp):
            raise DistutilsSetupError(
                "Distribution contains no modules or packages for " +
                "namespace package %r" % nsp
            )
        parent, sep, child = nsp.rpartition('.')
        if parent and parent not in ns_packages:
            distutils.log.warn(
                "WARNING: %r is declared as a package namespace, but %r"
                " is not: please correct this in setup.py", nsp, parent
            )

def validate(self, dist):
        """Verify that feature makes sense in context of distribution

        This method is called by the distribution just before it parses its
        command line.  It checks to ensure that the 'remove' attribute, if any,
        contains only valid package/module names that are present in the base
        distribution when 'setup()' is called.  You may override it in a
        subclass to perform any other required validation of the feature
        against a target distribution.
        """

        for item in self.remove:
            if not dist.has_contents_for(item):
                raise DistutilsSetupError(
                    "%s wants to be able to remove %s, but the distribution"
                    " doesn't contain any packages or modules under %s"
                    % (self.description, item, item)
                )

def check_nsp(dist, attr, value):
    """Verify that namespace packages are valid"""
    ns_packages = value
    assert_string_list(dist, attr, ns_packages)
    for nsp in ns_packages:
        if not dist.has_contents_for(nsp):
            raise DistutilsSetupError(
                "Distribution contains no modules or packages for " +
                "namespace package %r" % nsp
            )
        parent, sep, child = nsp.rpartition('.')
        if parent and parent not in ns_packages:
            distutils.log.warn(
                "WARNING: %r is declared as a package namespace, but %r"
                " is not: please correct this in setup.py", nsp, parent
            )

def validate(self, dist):
        """Verify that feature makes sense in context of distribution

        This method is called by the distribution just before it parses its
        command line.  It checks to ensure that the 'remove' attribute, if any,
        contains only valid package/module names that are present in the base
        distribution when 'setup()' is called.  You may override it in a
        subclass to perform any other required validation of the feature
        against a target distribution.
        """

        for item in self.remove:
            if not dist.has_contents_for(item):
                raise DistutilsSetupError(
                    "%s wants to be able to remove %s, but the distribution"
                    " doesn't contain any packages or modules under %s"
                    % (self.description, item, item)
                )

def check_nsp(dist, attr, value):
    """Verify that namespace packages are valid"""
    ns_packages = value
    assert_string_list(dist, attr, ns_packages)
    for nsp in ns_packages:
        if not dist.has_contents_for(nsp):
            raise DistutilsSetupError(
                "Distribution contains no modules or packages for " +
                "namespace package %r" % nsp
            )
        parent, sep, child = nsp.rpartition('.')
        if parent and parent not in ns_packages:
            distutils.log.warn(
                "WARNING: %r is declared as a package namespace, but %r"
                " is not: please correct this in setup.py", nsp, parent
            )

def validate(self, dist):
        """Verify that feature makes sense in context of distribution

        This method is called by the distribution just before it parses its
        command line.  It checks to ensure that the 'remove' attribute, if any,
        contains only valid package/module names that are present in the base
        distribution when 'setup()' is called.  You may override it in a
        subclass to perform any other required validation of the feature
        against a target distribution.
        """

        for item in self.remove:
            if not dist.has_contents_for(item):
                raise DistutilsSetupError(
                    "%s wants to be able to remove %s, but the distribution"
                    " doesn't contain any packages or modules under %s"
                    % (self.description, item, item)
                )

def check_nsp(dist, attr, value):
    """Verify that namespace packages are valid"""
    ns_packages = value
    assert_string_list(dist, attr, ns_packages)
    for nsp in ns_packages:
        if not dist.has_contents_for(nsp):
            raise DistutilsSetupError(
                "Distribution contains no modules or packages for " +
                "namespace package %r" % nsp
            )
        parent, sep, child = nsp.rpartition('.')
        if parent and parent not in ns_packages:
            distutils.log.warn(
                "WARNING: %r is declared as a package namespace, but %r"
                " is not: please correct this in setup.py", nsp, parent
            )

def validate(self, dist):
        """Verify that feature makes sense in context of distribution

        This method is called by the distribution just before it parses its
        command line.  It checks to ensure that the 'remove' attribute, if any,
        contains only valid package/module names that are present in the base
        distribution when 'setup()' is called.  You may override it in a
        subclass to perform any other required validation of the feature
        against a target distribution.
        """

        for item in self.remove:
            if not dist.has_contents_for(item):
                raise DistutilsSetupError(
                    "%s wants to be able to remove %s, but the distribution"
                    " doesn't contain any packages or modules under %s"
                    % (self.description, item, item)
                )

def check_nsp(dist, attr, value):
    """Verify that namespace packages are valid"""
    ns_packages = value
    assert_string_list(dist, attr, ns_packages)
    for nsp in ns_packages:
        if not dist.has_contents_for(nsp):
            raise DistutilsSetupError(
                "Distribution contains no modules or packages for " +
                "namespace package %r" % nsp
            )
        parent, sep, child = nsp.rpartition('.')
        if parent and parent not in ns_packages:
            distutils.log.warn(
                "WARNING: %r is declared as a package namespace, but %r"
                " is not: please correct this in setup.py", nsp, parent
            )

def validate(self, dist):
        """Verify that feature makes sense in context of distribution

        This method is called by the distribution just before it parses its
        command line.  It checks to ensure that the 'remove' attribute, if any,
        contains only valid package/module names that are present in the base
        distribution when 'setup()' is called.  You may override it in a
        subclass to perform any other required validation of the feature
        against a target distribution.
        """

        for item in self.remove:
            if not dist.has_contents_for(item):
                raise DistutilsSetupError(
                    "%s wants to be able to remove %s, but the distribution"
                    " doesn't contain any packages or modules under %s"
                    % (self.description, item, item)
                )