print statements for import error

Author: Kully

plotly/figure_factory/_county_choropleth.py

@@ -556,6 +556,13 @@ def create_choropleth(fips, values, scope=['usa'], binning_endpoints=None,
     ```
     """
     # ensure optional modules imported
+    if not gp:
+        print 'np gp'
+    if not shapefile:
+        print 'no shapefile'
+    if not shapely:
+        print 'no shaply'
+
     if not gp or not shapefile or not shapely:
         raise ImportError("geopandas, shapefile and shapely must be "
                           "installed for this figure factory")