Use textfile_open when loading core.pi to avoid encoding errors in Python3

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxPython/Phoenix/trunk@73194 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

buildtools/config.py

@@ -812,8 +812,8 @@ def myExecfile(filename, ns):
     
 def textfile_open(filename, mode='rt'):
     """
-    Simple wrapper around open() that will use codecs.open on Python 2.x and
-    on Python 2.3 will add the encoding parameter to the normal open(). The
+    Simple wrapper around open() that will use codecs.open on Python2 and
+    on Python3 will add the encoding parameter to the normal open(). The
     mode parameter must include the 't' to put the stream into text mode.
     """
     assert 't' in mode

etgtools/generators.py

@@ -106,8 +106,8 @@ class Utf8EncodingStream(io.StringIO):
 
 def textfile_open(filename, mode='rt'):
     """
-    Simple wrapper around open() that will use codecs.open on Python 2.x and
-    on Python 2.3 will add the encoding parameter to the normal open(). The
+    Simple wrapper around open() that will use codecs.open on Python2 and
+    on Python3 will add the encoding parameter to the normal open(). The
     mode parameter must include the 't' to put the stream into text mode.
     """
     assert 't' in mode

etgtools/tweaker_tools.py

@@ -114,7 +114,7 @@ class FixWxPrefix(object):
                 names.append(item.name)
         
         names = list()
-        text = open('wx/core.pi').read()
+        text = textfile_open('wx/core.pi').read()
         parseTree = ast.parse(text, 'wx/core.pi')
         for item in parseTree.body:
             _processItem(item, names)