Fix bug #414: error with Py3k when locale encoding is "ascii".

Open "docutils.sty" with encoding set to "utf8".
(We know the encoding as we provide the file.)

git-svn-id: https://svn.code.sf.net/p/docutils/code/trunk@8674 929543f6-e4f2-0310-98a6-ba3bd3dd1d04

3 files changed, 15 insertions, 8 deletions

diff --git a/docutils/HISTORY.txt b/docutils/HISTORY.txt
index d949170c4..db0c96684 100644
--- a/docutils/HISTORY.txt
+++ b/docutils/HISTORY.txt
@@ -16,16 +16,21 @@
 Changes Since 0.17
 ==================
 
-* manpage writer
+* docutils/writers/latex2e/__init__.py:
 
-  - Apply patch #160: move macro defs above ``.TH``
-    (thanks Willie and sorry for the delay).
+  - Open "docutils.sty" with encoding set to "utf8".
+    Fixes bug #414: error with Py3k when locale encoding is "ascii".
 
 * docutils/parsers/*.py, docutils/transforms/*.py
 
   - Provide fallbacks for parser config settings
     to facilitate programmatic use.
 
+* docutils/writers/manpage.py
+
+  - Apply patch #160: move macro defs above ``.TH``
+    (thanks Willie and sorry for the delay).
+
 Release 0.17 (2021-04-03)
 =========================
 
diff --git a/docutils/docutils/writers/latex2e/__init__.py b/docutils/docutils/writers/latex2e/__init__.py
index 5bd4f1220..43172767c 100644
--- a/docutils/docutils/writers/latex2e/__init__.py
+++ b/docutils/docutils/writers/latex2e/__init__.py
@@ -13,17 +13,19 @@ __docformat__ = 'reStructuredText'
 #
 # convention deactivate code by two # i.e. ##.
 
-import sys
+from io import open
 import os
 import re
 import string
+import sys
 
 try:
     import roman
 except ImportError:
     import docutils.utils.roman as roman
 
-from docutils import frontend, nodes, languages, writers, utils, io
+import docutils
+from docutils import frontend, nodes, languages, writers, utils
 from docutils.utils.error_reporting import SafeString
 from docutils.transforms import writer_aux
 from docutils.utils.math import pick_math_environment, unichar2tex
@@ -571,7 +573,7 @@ def _read_block(fp):
 
 _du_sty = os.path.join(os.path.dirname(os.path.abspath(__file__)),
                       'docutils.sty')
-with open(_du_sty) as fp:
+with open(_du_sty, encoding='utf8') as fp:
     for line in fp:
         line = line.strip('% \n')
         if not line.endswith('::'):
@@ -1330,7 +1332,7 @@ class LaTeXTranslator(nodes.NodeVisitor):
             if is_package:
                 path = base + '.sty' # ensure extension
             try:
-                content = io.FileInput(source_path=path,
+                content = docutils.io.FileInput(source_path=path,
                                        encoding='utf-8').read()
                 self.settings.record_dependencies.add(path)
             except IOError as err:
diff --git a/docutils/docutils/writers/latex2e/docutils.sty b/docutils/docutils/writers/latex2e/docutils.sty
index 2eee2382b..be8711e32 100644
--- a/docutils/docutils/writers/latex2e/docutils.sty
+++ b/docutils/docutils/writers/latex2e/docutils.sty
@@ -1,6 +1,6 @@
 %% docutils.sty: macros for Docutils LaTeX output.
 %%
-%%   Copyright (c) 2020 Günter Milde
+%%   Copyright © 2020 Günter Milde
 %%   Released under the terms of the `2-Clause BSD license`, in short:
 %%
 %%      Copying and distribution of this file, with or without modification,