Moved the osr import into the projection function.

SimPEG/MT/Utils/ediFilesUtils.py

@@ -14,12 +14,7 @@ class EDIimporter:
     A class to import EDIfiles.
 
     """
-    # Import the coordinate projections
-    try:
-        import osr
-    except ImportError as e:
-        print 'Could not import osr, missing the gdal package'
-        raise e
+
 
     # Define data converters
     _impUnitEDI2SI = 4*np.pi*1e-4 # Convert Z[mV/km/nT] (as in EDI)to Z[V/A] SI unit
@@ -117,6 +112,12 @@ class EDIimporter:
     # nOutData=length(obj.data);
     # obj.data(nOutData+1:nOutData+length(TEMP.data),:) = TEMP.data;
     def _transfromPoints(self,longD,latD):
+        # Import the coordinate projections
+        try:
+            import osr
+        except ImportError as e:
+            print 'Could not import osr, missing the gdal package\nCan not project coordinates'
+            raise e
         # Coordinates convertor
         if self._2out is None:
             src = osr.SpatialReference()