Python distutils.dir_util 模块，create_tree() 实例源码

def make_release_tree(self, base_dir, files):
        """Create the directory tree that will become the source
        distribution archive.  All directories implied by the filenames in
        'files' are created under 'base_dir', and then we hard link or copy
        (if hard linking is unavailable) those files into place.
        Essentially, this duplicates the developer's source tree, but in a
        directory named after the distribution, containing only the files
        to be distributed.
        """
        # Create all the directories under 'base_dir' necessary to
        # put 'files' there; the 'mkpath()' is just so we don't die
        # if the manifest happens to be empty.
        self.mkpath(base_dir)
        dir_util.create_tree(base_dir, files, dry_run=self.dry_run)

        # And walk over the list of files, either making a hard link (if
        # os.link exists) to each one that doesn't already exist in its
        # corresponding location under 'base_dir', or copying each file
        # that's out-of-date in 'base_dir'.  (Usually, all files will be
        # out-of-date, because by default we blow away 'base_dir' when
        # we're done making the distribution archives.)

        if hasattr(os, 'link'):        # can make hard links on this system
            link = 'hard'
            msg = "making hard links in %s..." % base_dir
        else:                           # nope, have to copy
            link = None
            msg = "copying files to %s..." % base_dir

        if not files:
            log.warn("no files to distribute -- empty manifest?")
        else:
            log.info(msg)
        for file in files:
            if not os.path.isfile(file):
                log.warn("'%s' not a regular file -- skipping" % file)
            else:
                dest = os.path.join(base_dir, file)
                self.copy_file(file, dest, link=link)

        self.distribution.metadata.write_pkg_info(base_dir)

def make_release_tree(self, base_dir, files):
        """Create the directory tree that will become the source
        distribution archive.  All directories implied by the filenames in
        'files' are created under 'base_dir', and then we hard link or copy
        (if hard linking is unavailable) those files into place.
        Essentially, this duplicates the developer's source tree, but in a
        directory named after the distribution, containing only the files
        to be distributed.
        """
        # Create all the directories under 'base_dir' necessary to
        # put 'files' there; the 'mkpath()' is just so we don't die
        # if the manifest happens to be empty.
        self.mkpath(base_dir)
        dir_util.create_tree(base_dir, files, dry_run=self.dry_run)

        # And walk over the list of files, either making a hard link (if
        # os.link exists) to each one that doesn't already exist in its
        # corresponding location under 'base_dir', or copying each file
        # that's out-of-date in 'base_dir'.  (Usually, all files will be
        # out-of-date, because by default we blow away 'base_dir' when
        # we're done making the distribution archives.)

        if hasattr(os, 'link'):        # can make hard links on this system
            link = 'hard'
            msg = "making hard links in %s..." % base_dir
        else:                           # nope, have to copy
            link = None
            msg = "copying files to %s..." % base_dir

        if not files:
            log.warn("no files to distribute -- empty manifest?")
        else:
            log.info(msg)
        for file in files:
            if not os.path.isfile(file):
                log.warn("'%s' not a regular file -- skipping" % file)
            else:
                dest = os.path.join(base_dir, file)
                self.copy_file(file, dest, link=link)

        self.distribution.metadata.write_pkg_info(base_dir)

def make_release_tree(self, base_dir, files):
        """Create the directory tree that will become the source
        distribution archive.  All directories implied by the filenames in
        'files' are created under 'base_dir', and then we hard link or copy
        (if hard linking is unavailable) those files into place.
        Essentially, this duplicates the developer's source tree, but in a
        directory named after the distribution, containing only the files
        to be distributed.
        """
        # Create all the directories under 'base_dir' necessary to
        # put 'files' there; the 'mkpath()' is just so we don't die
        # if the manifest happens to be empty.
        self.mkpath(base_dir)
        dir_util.create_tree(base_dir, files, dry_run=self.dry_run)

        # And walk over the list of files, either making a hard link (if
        # os.link exists) to each one that doesn't already exist in its
        # corresponding location under 'base_dir', or copying each file
        # that's out-of-date in 'base_dir'.  (Usually, all files will be
        # out-of-date, because by default we blow away 'base_dir' when
        # we're done making the distribution archives.)

        if hasattr(os, 'link'):        # can make hard links on this system
            link = 'hard'
            msg = "making hard links in %s..." % base_dir
        else:                           # nope, have to copy
            link = None
            msg = "copying files to %s..." % base_dir

        if not files:
            log.warn("no files to distribute -- empty manifest?")
        else:
            log.info(msg)
        for file in files:
            if not os.path.isfile(file):
                log.warn("'%s' not a regular file -- skipping" % file)
            else:
                dest = os.path.join(base_dir, file)
                self.copy_file(file, dest, link=link)

        self.distribution.metadata.write_pkg_info(base_dir)

def make_release_tree(self, base_dir, files):
        """Create the directory tree that will become the source
        distribution archive.  All directories implied by the filenames in
        'files' are created under 'base_dir', and then we hard link or copy
        (if hard linking is unavailable) those files into place.
        Essentially, this duplicates the developer's source tree, but in a
        directory named after the distribution, containing only the files
        to be distributed.
        """
        # Create all the directories under 'base_dir' necessary to
        # put 'files' there; the 'mkpath()' is just so we don't die
        # if the manifest happens to be empty.
        self.mkpath(base_dir)
        dir_util.create_tree(base_dir, files, dry_run=self.dry_run)

        # And walk over the list of files, either making a hard link (if
        # os.link exists) to each one that doesn't already exist in its
        # corresponding location under 'base_dir', or copying each file
        # that's out-of-date in 'base_dir'.  (Usually, all files will be
        # out-of-date, because by default we blow away 'base_dir' when
        # we're done making the distribution archives.)

        if hasattr(os, 'link'):        # can make hard links on this system
            link = 'hard'
            msg = "making hard links in %s..." % base_dir
        else:                           # nope, have to copy
            link = None
            msg = "copying files to %s..." % base_dir

        if not files:
            log.warn("no files to distribute -- empty manifest?")
        else:
            log.info(msg)
        for file in files:
            if not os.path.isfile(file):
                log.warn("'%s' not a regular file -- skipping" % file)
            else:
                dest = os.path.join(base_dir, file)
                self.copy_file(file, dest, link=link)

        self.distribution.metadata.write_pkg_info(base_dir)

def make_release_tree(self, base_dir, files):
        """Create the directory tree that will become the source
        distribution archive.  All directories implied by the filenames in
        'files' are created under 'base_dir', and then we hard link or copy
        (if hard linking is unavailable) those files into place.
        Essentially, this duplicates the developer's source tree, but in a
        directory named after the distribution, containing only the files
        to be distributed.
        """
        # Create all the directories under 'base_dir' necessary to
        # put 'files' there; the 'mkpath()' is just so we don't die
        # if the manifest happens to be empty.
        self.mkpath(base_dir)
        dir_util.create_tree(base_dir, files, dry_run=self.dry_run)

        # And walk over the list of files, either making a hard link (if
        # os.link exists) to each one that doesn't already exist in its
        # corresponding location under 'base_dir', or copying each file
        # that's out-of-date in 'base_dir'.  (Usually, all files will be
        # out-of-date, because by default we blow away 'base_dir' when
        # we're done making the distribution archives.)

        if hasattr(os, 'link'):        # can make hard links on this system
            link = 'hard'
            msg = "making hard links in %s..." % base_dir
        else:                           # nope, have to copy
            link = None
            msg = "copying files to %s..." % base_dir

        if not files:
            log.warn("no files to distribute -- empty manifest?")
        else:
            log.info(msg)
        for file in files:
            if not os.path.isfile(file):
                log.warn("'%s' not a regular file -- skipping" % file)
            else:
                dest = os.path.join(base_dir, file)
                self.copy_file(file, dest, link=link)

        self.distribution.metadata.write_pkg_info(base_dir)

def make_release_tree(self, base_dir, files):
        """Create the directory tree that will become the source
        distribution archive.  All directories implied by the filenames in
        'files' are created under 'base_dir', and then we hard link or copy
        (if hard linking is unavailable) those files into place.
        Essentially, this duplicates the developer's source tree, but in a
        directory named after the distribution, containing only the files
        to be distributed.
        """
        # Create all the directories under 'base_dir' necessary to
        # put 'files' there; the 'mkpath()' is just so we don't die
        # if the manifest happens to be empty.
        self.mkpath(base_dir)
        dir_util.create_tree(base_dir, files, dry_run=self.dry_run)

        # And walk over the list of files, either making a hard link (if
        # os.link exists) to each one that doesn't already exist in its
        # corresponding location under 'base_dir', or copying each file
        # that's out-of-date in 'base_dir'.  (Usually, all files will be
        # out-of-date, because by default we blow away 'base_dir' when
        # we're done making the distribution archives.)

        if hasattr(os, 'link'):        # can make hard links on this system
            link = 'hard'
            msg = "making hard links in %s..." % base_dir
        else:                           # nope, have to copy
            link = None
            msg = "copying files to %s..." % base_dir

        if not files:
            log.warn("no files to distribute -- empty manifest?")
        else:
            log.info(msg)
        for file in files:
            if not os.path.isfile(file):
                log.warn("'%s' not a regular file -- skipping" % file)
            else:
                dest = os.path.join(base_dir, file)
                self.copy_file(file, dest, link=link)

        self.distribution.metadata.write_pkg_info(base_dir)

def make_release_tree(self, base_dir, files):
        """Create the directory tree that will become the source
        distribution archive.  All directories implied by the filenames in
        'files' are created under 'base_dir', and then we hard link or copy
        (if hard linking is unavailable) those files into place.
        Essentially, this duplicates the developer's source tree, but in a
        directory named after the distribution, containing only the files
        to be distributed.
        """
        # Create all the directories under 'base_dir' necessary to
        # put 'files' there; the 'mkpath()' is just so we don't die
        # if the manifest happens to be empty.
        self.mkpath(base_dir)
        dir_util.create_tree(base_dir, files, dry_run=self.dry_run)

        # And walk over the list of files, either making a hard link (if
        # os.link exists) to each one that doesn't already exist in its
        # corresponding location under 'base_dir', or copying each file
        # that's out-of-date in 'base_dir'.  (Usually, all files will be
        # out-of-date, because by default we blow away 'base_dir' when
        # we're done making the distribution archives.)

        if hasattr(os, 'link'):        # can make hard links on this system
            link = 'hard'
            msg = "making hard links in %s..." % base_dir
        else:                           # nope, have to copy
            link = None
            msg = "copying files to %s..." % base_dir

        if not files:
            log.warn("no files to distribute -- empty manifest?")
        else:
            log.info(msg)
        for file in files:
            if not os.path.isfile(file):
                log.warn("'%s' not a regular file -- skipping" % file)
            else:
                dest = os.path.join(base_dir, file)
                self.copy_file(file, dest, link=link)

        self.distribution.metadata.write_pkg_info(base_dir)

def make_release_tree(self, base_dir, files):
        """Create the directory tree that will become the source
        distribution archive.  All directories implied by the filenames in
        'files' are created under 'base_dir', and then we hard link or copy
        (if hard linking is unavailable) those files into place.
        Essentially, this duplicates the developer's source tree, but in a
        directory named after the distribution, containing only the files
        to be distributed.
        """
        # Create all the directories under 'base_dir' necessary to
        # put 'files' there; the 'mkpath()' is just so we don't die
        # if the manifest happens to be empty.
        self.mkpath(base_dir)
        dir_util.create_tree(base_dir, files, dry_run=self.dry_run)

        # And walk over the list of files, either making a hard link (if
        # os.link exists) to each one that doesn't already exist in its
        # corresponding location under 'base_dir', or copying each file
        # that's out-of-date in 'base_dir'.  (Usually, all files will be
        # out-of-date, because by default we blow away 'base_dir' when
        # we're done making the distribution archives.)

        if hasattr(os, 'link'):        # can make hard links on this system
            link = 'hard'
            msg = "making hard links in %s..." % base_dir
        else:                           # nope, have to copy
            link = None
            msg = "copying files to %s..." % base_dir

        if not files:
            log.warn("no files to distribute -- empty manifest?")
        else:
            log.info(msg)
        for file in files:
            if not os.path.isfile(file):
                log.warn("'%s' not a regular file -- skipping" % file)
            else:
                dest = os.path.join(base_dir, file)
                self.copy_file(file, dest, link=link)

        self.distribution.metadata.write_pkg_info(base_dir)

def make_release_tree(self, base_dir, files):
        """Create the directory tree that will become the source
        distribution archive.  All directories implied by the filenames in
        'files' are created under 'base_dir', and then we hard link or copy
        (if hard linking is unavailable) those files into place.
        Essentially, this duplicates the developer's source tree, but in a
        directory named after the distribution, containing only the files
        to be distributed.
        """
        # Create all the directories under 'base_dir' necessary to
        # put 'files' there; the 'mkpath()' is just so we don't die
        # if the manifest happens to be empty.
        self.mkpath(base_dir)
        dir_util.create_tree(base_dir, files, dry_run=self.dry_run)

        # And walk over the list of files, either making a hard link (if
        # os.link exists) to each one that doesn't already exist in its
        # corresponding location under 'base_dir', or copying each file
        # that's out-of-date in 'base_dir'.  (Usually, all files will be
        # out-of-date, because by default we blow away 'base_dir' when
        # we're done making the distribution archives.)

        if hasattr(os, 'link'):        # can make hard links on this system
            link = 'hard'
            msg = "making hard links in %s..." % base_dir
        else:                           # nope, have to copy
            link = None
            msg = "copying files to %s..." % base_dir

        if not files:
            log.warn("no files to distribute -- empty manifest?")
        else:
            log.info(msg)
        for file in files:
            if not os.path.isfile(file):
                log.warn("'%s' not a regular file -- skipping" % file)
            else:
                dest = os.path.join(base_dir, file)
                self.copy_file(file, dest, link=link)

        self.distribution.metadata.write_pkg_info(base_dir)

def make_release_tree(self, base_dir, files):
        """Create the directory tree that will become the source
        distribution archive.  All directories implied by the filenames in
        'files' are created under 'base_dir', and then we hard link or copy
        (if hard linking is unavailable) those files into place.
        Essentially, this duplicates the developer's source tree, but in a
        directory named after the distribution, containing only the files
        to be distributed.
        """
        # Create all the directories under 'base_dir' necessary to
        # put 'files' there; the 'mkpath()' is just so we don't die
        # if the manifest happens to be empty.
        self.mkpath(base_dir)
        dir_util.create_tree(base_dir, files, dry_run=self.dry_run)

        # And walk over the list of files, either making a hard link (if
        # os.link exists) to each one that doesn't already exist in its
        # corresponding location under 'base_dir', or copying each file
        # that's out-of-date in 'base_dir'.  (Usually, all files will be
        # out-of-date, because by default we blow away 'base_dir' when
        # we're done making the distribution archives.)

        if hasattr(os, 'link'):        # can make hard links on this system
            link = 'hard'
            msg = "making hard links in %s..." % base_dir
        else:                           # nope, have to copy
            link = None
            msg = "copying files to %s..." % base_dir

        if not files:
            log.warn("no files to distribute -- empty manifest?")
        else:
            log.info(msg)
        for file in files:
            if not os.path.isfile(file):
                log.warn("'%s' not a regular file -- skipping" % file)
            else:
                dest = os.path.join(base_dir, file)
                self.copy_file(file, dest, link=link)

        self.distribution.metadata.write_pkg_info(base_dir)

def setup_python3():
    # Taken from "distribute" setup.py
    from distutils.filelist import FileList
    from distutils import dir_util, file_util, util, log
    from os.path import join, exists

    tmp_src = join("build", "src")
    # Not covered by "setup.py clean --all", so explicit deletion required.
    if exists(tmp_src):
        dir_util.remove_tree(tmp_src)
    # log.set_verbosity(1)
    fl = FileList()
    for line in open("MANIFEST.in"):
        if not line.strip():
            continue
        fl.process_template_line(line)
    dir_util.create_tree(tmp_src, fl.files)
    outfiles_2to3 = []
    for f in fl.files:
        outf, copied = file_util.copy_file(f, join(tmp_src, f), update=1)
        if copied and outf.endswith(".py"):
            outfiles_2to3.append(outf)

    util.run_2to3(outfiles_2to3)

    # arrange setup to use the copy
    sys.path.insert(0, tmp_src)

    return tmp_src