fix version

dist_blade

@@ -49,9 +49,9 @@ function make_blade_zip() {
 
     cd $src_dir
 
-    echo "VERSION = r'''$version'''" > blade/version.py
+    echo "BLADE_VERSION = r'''$version'''" > blade/blade_version.py
     zip blade.zip __main__.py blade/*.py
-    rm blade/version.py
+    rm blade/blade_version.py
     mv ./blade.zip ${dist_file_path}
 
     cd $blade_dir

src/blade/command_line.py

@@ -29,9 +29,9 @@
 
 # The 'version.py' is generated by the dist script, then it only exists in blade.zip
 try:
-    from blade.version import VERSION
+    from blade.blade_version import BLADE_VERSION
 except ImportError:
-    VERSION = '(developing, unversioned)'
+    BLADE_VERSION = '(developing, unversioned)'
 
 
 class CommandLineParser(object):
@@ -418,7 +418,7 @@ def _build_arg_parser(self):
         """Add command options, add options whthin this method."""
         blade_cmd_help = 'blade <subcommand> [options...] [targets...]'
         arg_parser = argparse.ArgumentParser(prog='blade', description=blade_cmd_help)
-        arg_parser.add_argument('--version', action='version', version='%(prog)s ' + VERSION)
+        arg_parser.add_argument('--version', action='version', version='%(prog)s ' + BLADE_VERSION)
         sub_parser = arg_parser.add_subparsers(dest='command', help='Available subcommands')
 
         sub_parser.required = True

src/blade/version.py

@@ -29,9 +29,12 @@
 """
 
 import re
+import sys
 import warnings
 import contextlib
 
+_IN_PY2 = sys.version_info[0] == 2
+
 
 @contextlib.contextmanager
 def suppress_known_deprecation():
@@ -149,8 +152,12 @@ class StrictVersion(Version):
     in the distutils documentation.
     """
 
+    if _IN_PY2:
+        char_flags = re.UNICODE
+    else:
+        char_flags = re.ASCII
     version_re = re.compile(
-        r'^(\d+) \. (\d+) (\. (\d+))? ([ab](\d+))?$', re.VERBOSE | re.ASCII
+        r'^(\d+) \. (\d+) (\. (\d+))? ([ab](\d+))?$', re.VERBOSE | char_flags
     )
 
     def parse(self, vstring):
@@ -356,4 +363,4 @@ def _cmp(self, other):
             return 1
 
 
-# end class LooseVersion
+# end class LooseVersion