Invalid Python Syntax in utils.py

[danpat]

From version 0.7.1, geoalchemy/utils.py:

line 39 reads:

    geomtype = geom[:geom.index["("]]

it should read:

    geomtype = geom[:geom.index("(")]

(note change of [] to ()). .index is a function, not a sequence type.

[danpat]

--- a/geoalchemy/utils.py
+++ b/geoalchemy/utils.py
@@ -36,7 +36,7 @@ def from_wkt (geom):
     elif geom.startswith("POLYGON"):
         geomtype = "Polygon"
     else:
-        geomtype = geom[:geom.index["("]]
+        geomtype = geom[:geom.index("(")]
         raise Exception("Unsupported geometry type %s" % geomtype)

     return {"type": geomtype, "coordinates": coords}