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authorLance Stout <lancestout@gmail.com>2012-07-26 23:35:23 -0700
committerLance Stout <lancestout@gmail.com>2012-07-26 23:35:23 -0700
commit5867f08bf1c6bd9866321e148bf941c0ae0dbfa0 (patch)
tree32b1dd1a8e570d774666d4172e24f42bf656509b /sleekxmpp
parenta06fa2de677afad437622216fac7971b727ac569 (diff)
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Improve docs and fix typo in stringprep profiles.
Diffstat (limited to 'sleekxmpp')
-rw-r--r--sleekxmpp/util/stringprep_profiles.py41
1 files changed, 40 insertions, 1 deletions
diff --git a/sleekxmpp/util/stringprep_profiles.py b/sleekxmpp/util/stringprep_profiles.py
index 6844c9ac..08278d6c 100644
--- a/sleekxmpp/util/stringprep_profiles.py
+++ b/sleekxmpp/util/stringprep_profiles.py
@@ -1,3 +1,19 @@
+# -*- coding: utf-8 -*-
+"""
+ sleekxmpp.util.stringprep_profiles
+ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+ This module makes it easier to define profiles of stringprep,
+ such as nodeprep and resourceprep for JID validation, and
+ SASLprep for SASL.
+
+ Part of SleekXMPP: The Sleek XMPP Library
+
+ :copyright: (c) 2012 Nathanael C. Fritz, Lance J.T. Stout
+ :license: MIT, see LICENSE for more details
+"""
+
+
from __future__ import unicode_literals
import sys
@@ -10,6 +26,7 @@ class StringPrepError(UnicodeError):
def to_unicode(data):
+ """Ensure that a given string is Unicode, regardless of Python version."""
if sys.version_info < (3, 0):
return unicode(data)
else:
@@ -17,10 +34,12 @@ def to_unicode(data):
def b1_mapping(char):
- return '' if stringprep.in_table_c12(char) else None
+ """Map characters that are commonly mapped to nothing."""
+ return '' if stringprep.in_table_b1(char) else None
def c12_mapping(char):
+ """Map non-ASCII whitespace to spaces."""
return ' ' if stringprep.in_table_c12(char) else None
@@ -102,6 +121,26 @@ def check_bidi(data):
def create(nfkc=True, bidi=True, mappings=None,
prohibited=None, unassigned=None):
+ """Create a profile of stringprep.
+
+ :param bool nfkc:
+ If `True`, perform NFKC Unicode normalization. Defaults to `True`.
+ :param bool bidi:
+ If `True`, perform bidirectional text checks. Defaults to `True`.
+ :param list mappings:
+ Optional list of functions for mapping characters to
+ suitable replacements.
+ :param list prohibited:
+ Optional list of functions which check for the presence of
+ prohibited characters.
+ :param list unassigned:
+ Optional list of functions for detecting the use of unassigned
+ code points.
+
+ :raises: StringPrepError
+ :return: Unicode string of the resulting text passing the
+ profile's requirements.
+ """
def profile(data, query=False):
try:
data = to_unicode(data)