set numeric_only in geomap sum to avoid concatting strings

Author: nmdefries

_delphi_utils_python/delphi_utils/geomap.py

@@ -401,7 +401,7 @@ def replace_geocode(
             df.drop("weight", axis=1, inplace=True)
 
         if not date_col is None:
-            df = df.groupby([date_col, new_col]).sum().reset_index()
+            df = df.groupby([date_col, new_col]).sum(numeric_only=True).reset_index()
         else:
             df = df.groupby([new_col]).sum().reset_index()
         return df