+
+ # NOTE(flaper87): Ignore hidden dirs as we don't
+ # generate templates for those.
+ # Note the slice assigment for `dirs` is necessary
+ # because we need to modify the *elements* in the
+ # dirs list rather than the reference to the list.
+ # This way we'll make sure os.walk will iterate over
+ # the shrunk list. os.walk doesn't have an API for
+ # filtering dirs at this point.
+ dirs[:] = [d for d in dirs if not d[0] == '.']
+ files = [f for f in files if not f[0] == '.']
+
+ # NOTE(flaper87): We could have used shutil.copytree
+ # but it requires the dst dir to not be present. This
+ # approach is safer as it doesn't require us to delete
+ # the output_dir in advance and it allows for running
+ # the command multiple times with the same output_dir.
+ out_dir = subdir
+ if output_dir:
+ out_dir = os.path.join(output_dir, subdir)
+ if not os.path.exists(out_dir):
+ os.mkdir(out_dir)
+