def fix_local_symlinks()

in dh_virtualenv/deployment.py [0:0]

• 18 lines of code
• 6 McCabe index (conditional complexity)

    def fix_local_symlinks(self):
        # The virtualenv might end up with a local folder that points outside the package
        # Specifically it might point at the build environment that created it!
        # Make those links relative
        # See https://github.com/pypa/virtualenv/commit/5cb7cd652953441a6696c15bdac3c4f9746dfaa1
        local_dir = os.path.join(self.package_dir, "local")
        if not os.path.isdir(local_dir):
            return
        elif os.path.samefile(self.package_dir, local_dir):
            # "local" points directly to its containing directory
            os.unlink(local_dir)
            os.symlink(".", local_dir)
            return

        for d in os.listdir(local_dir):
            path = os.path.join(local_dir, d)
            if not os.path.islink(path):
                continue

            existing_target = os.readlink(path)
            if not os.path.isabs(existing_target):
                # If the symlink is already relative, we don't
                # want to touch it.
                continue

            new_target = os.path.relpath(existing_target, local_dir)
            os.unlink(path)
            os.symlink(new_target, path)