Using ast.literal_eval is no good here

1 files changed, 11 insertions, 2 deletions

diff --git a/configure.py b/configure.py
index 08ef220a7..3d788d2eb 100755
--- a/configure.py
+++ b/configure.py
@@ -36,7 +36,6 @@ import logging
 import time
 import errno
 import optparse # pylint: disable=deprecated-module
-import ast
 
 # An error caused by and to be fixed by the user, e.g. invalid command line argument
 class UserError(Exception):
@@ -62,7 +61,17 @@ def parse_version_file(version_path):
             continue
         match = key_and_val.match(line)
         if match:
-            results[match.group(1)] = ast.literal_eval(match.group(2))
+            key = match.group(1)
+            val = match.group(2)
+
+            if val == 'None':
+                val = None
+            elif val.startswith("'") and val.endswith("'"):
+                val = val[1:len(val)-1]
+            else:
+                val = int(val)
+
+            results[key] = val
     return results
 
 class Version(object):