]> git.madduck.net Git - etc/vim.git/blobdiff - blib2to3/pgen2/grammar.py

madduck's git repository

Every one of the projects in this repository is available at the canonical URL git://git.madduck.net/madduck/pub/<projectpath> — see each project's metadata for the exact URL.

All patches and comments are welcome. Please squash your changes to logical commits before using git-format-patch and git-send-email to patches@git.madduck.net. If you'd read over the Git project's submission guidelines and adhered to them, I'd be especially grateful.

SSH access, as well as push access can be individually arranged.

If you use my repositories frequently, consider adding the following snippet to ~/.gitconfig and using the third clone URL listed for each project:

[url "git://git.madduck.net/madduck/"]
  insteadOf = madduck:

Fix indent calculation with tabs when computing prefixes (#595)
[etc/vim.git] / blib2to3 / pgen2 / grammar.py
index c00cb2248d5676092c82d9da3f67d9b2f54f67ad..b20b9236b212d2886bbf986b90db1139afddae5e 100644 (file)
@@ -13,8 +13,9 @@ fallback token code OP, but the parser needs the actual token code.
 """
 
 # Python imports
-import collections
+import os.path
 import pickle
+import tempfile
 
 # Local imports
 from . import token
@@ -87,8 +88,9 @@ class Grammar(object):
 
     def dump(self, filename):
         """Dump the grammar tables to a pickle file."""
-        with open(filename, "wb") as f:
+        with tempfile.NamedTemporaryFile(dir=os.path.dirname(filename), delete=False) as f:
             pickle.dump(self.__dict__, f, pickle.HIGHEST_PROTOCOL)
+        os.replace(f.name, filename)
 
     def load(self, filename):
         """Load the grammar tables from a pickle file."""