better portalocker

2012-08-27 10:06:09 -05:00
parent 86df475ae2
commit 9c4375258b
3 changed files with 72 additions and 116 deletions
@@ -1,6 +1,7 @@
 #!/usr/bin/env python
 # -*- coding: utf-8 -*-
-# portalocker.py - Cross-platform (posix/nt) API for flock-style file locking.
+# portalocker.py 
+# Cross-platform (posix/nt) API for flock-style file locking.
 #                  Requires python 1.5.2 or better.

 """
@@ -141,6 +142,17 @@ class LockedFile(object):
    def __del__(self):
        self.close()

+def read_locked(filename):
+    fp = portalocker.LockedFile(file, 'r')
+    data = fp.read()
+    fp.close()
+    return data
+
+def write_locked(filename,data):
+    fp = portalocker.LockedFile(file, 'w')
+    data = fp.write(data)
+    fp.close()
+
 if __name__=='__main__':
    f = LockedFile('test.txt',mode='wb')
    f.write('test ok')