[ref] Move random_ascii to text utils

moulinette/interfaces/api.py

@@ -4,7 +4,6 @@ import os
 import re
 import errno
 import logging
-import binascii
 import argparse
 from json import dumps as json_encode
 
@@ -19,16 +18,13 @@ from moulinette.interfaces import (
     BaseActionsMapParser, BaseInterface, ExtendedArgumentParser,
 )
 from moulinette.utils.serialize import JSONExtendedEncoder
+from moulinette.utils.text import random_ascii
 
 logger = logging.getLogger('moulinette.interface.api')
 
 
 # API helpers ----------------------------------------------------------
 
-def random_ascii(length=20):
-    """Return a random ascii string"""
-    return binascii.hexlify(os.urandom(length)).decode('ascii')
-
 class _HTTPArgumentParser(object):
     """Argument parser for HTTP requests
 

moulinette/utils/text.py

@@ -1,5 +1,7 @@
+import os
 import re
 import mmap
+import binascii
 
 
 # Pattern searching ----------------------------------------------------
@@ -56,3 +58,10 @@ def prependlines(text, prepend):
     """Prepend a string to each line of a text"""
     lines = text.splitlines(True)
     return "%s%s" % (prepend, prepend.join(lines))
+
+
+# Randomize ------------------------------------------------------------
+
+def random_ascii(length=20):
+    """Return a random ascii string"""
+    return binascii.hexlify(os.urandom(length)).decode('ascii')