Fix error in EPD when using Python from C

theano/gof/compiledir.py

@@ -35,9 +35,47 @@ del p
 del dummy_in
 del dummy_err
 
+
+# EPD sometimes does not recognize python versions as valid,
+# as it expects it to include |EPD ...|.
+# However, even with EPD, this string is not included when
+# the Python interpreter is called via the C API.
+try:
+    _python_version = platform.python_version()
+except ValueError:
+    # Check the raw string from sys.version
+    # code copied and adapted from platform.py
+    import string
+    sys_version = sys.version
+    if (sys_version[:10] == 'IronPython' or
+            sys.platform[:4] == 'java' or
+            "PyPy" in sys_version):
+        # Something else went wrong
+        raise
+    else:
+        # It is CPython
+        _nonepd_sys_version_parser = re.compile(
+                r'([\w.+]+)\s*'
+                '\(#?([^,]+),\s*([\w ]+),\s*([\w :]+)\)\s*'
+                '\[([^\]]+)\]?')
+        match = _nonepd_sys_version_parser.match(sys_version)
+        if match is None:
+            raise
+        else:
+            _python_version = match.groups()[0]
+            # Add the patchlevel version if missing
+            l = string.split(_python_version, '.')
+            if len(l) == 2:
+                l.append('0')
+                _python_version = string.join(l, '.')
+            del l
+        del match
+        del _nonepd_sys_version_parser
+    del sys_version
+
 compiledir_format_dict = {"platform": platform.platform(),
                           "processor": platform.processor(),
-                          "python_version": platform.python_version(),
+                          "python_version": _python_version,
                           "theano_version": theano.__version__,
                           "numpy_version": numpy.__version__,
                           "gxx_version": gcc_version_str.replace(" ", "_"),