re-pcre: sub(): If suffix of string matched, None was returned.

re-pcre/metadata.txt

@@ -0,0 +1,5 @@
+name = re
+srctype = micropython-lib
+type = module
+version = 0.1.7
+author = Paul Sokolovsky

re-pcre/re.py

@@ -95,6 +95,7 @@ class PCREPattern:
             else:
                 res += repl
             s = s[end:]
+        return res
 
     def split(self, s, maxsplit=0):
         res = []

re-pcre/setup.py

@@ -1,14 +1,18 @@
 import sys
-# Remove current dir from sys.path, otherwise distutils will peek up our
+# Remove current dir from sys.path, otherwise setuptools will peek up our
 # module instead of system.
 sys.path.pop(0)
-from distutils.core import setup
+from setuptools import setup
+
 
 setup(name='micropython-re-pcre',
-      version='0.1.6',
-      description='re module for MicroPython, based on PCRE and FFI',
+      version='0.1.7',
+      description='re-pcre module for MicroPython',
+      long_description="This is a module reimplemented specifically for MicroPython standard library,\nwith efficient and lean design in mind. Note that this module is likely work\nin progress and likely supports just a subset of CPython's corresponding\nmodule. Please help with the development if you are interested in this\nmodule.",
       url='https://github.com/micropython/micropython/issues/405',
       author='Paul Sokolovsky',
       author_email='micro-python@googlegroups.com',
+      maintainer='MicroPython Developers',
+      maintainer_email='micro-python@googlegroups.com',
       license='MIT',
       py_modules=['re'])

re-pcre/test_re.py

@@ -28,3 +28,5 @@ assert re.split('(\W+)', 'Words, words, words.') == ['Words', ', ', 'words', ',
 assert re.split('\W+', 'Words, words, words.', 1) == ['Words', 'words, words.']
 assert re.split('[a-f]+', '0a3B9', flags=re.IGNORECASE) == ['0', '3', '9']
 assert re.split('(\W+)', '...words, words...') == ['', '...', 'words', ', ', 'words', '...', '']
+
+assert re.sub(r"[ :/?&]", "_", "http://foo.ua/bar/?a=1&b=baz/") == "http___foo.ua_bar__a=1_b=baz_"