create branch_name_hex.py

branch_name_hex.py

+from functools import reduce
+
+utf16le_hex = lambda name_part: reduce(
+    lambda s,next: s+next, (("%02x" % ch) for ch in name_part.encode("utf-16le"))
+)
+
+result = '/'.join(utf16le_hex(part) for part in input().split('/'))
+print(result)