resolves #61 groupby not consistent with pandas

casact · Mar 7, 2020 · 0c66fbf · 0c66fbf
1 parent 024d54a
commit 0c66fbf
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/chainladder/core/pandas.py b/chainladder/core/pandas.py
@@ -138,9 +138,10 @@ def groupby(self, by, *args, **kwargs):
         -------
             GroupBy object (pandas or Triangle)
         """
-        if self.shape[:2] == (1, 1):
+        try:
             return self.to_frame().groupby(*args, **kwargs)
-        return TriangleGroupBy(self, by)
+        except:
+            return TriangleGroupBy(self, by)
 
     def append(self, other):
         """ Append rows of other to the end of caller, returning a new object.