REF: Remove BinGrouper.__iter__ (#54544)

taytzehao · web-flow · commit 9d70a4956e28 · 2023-08-19T07:04:18.000-04:00
diff --git a/pandas/core/groupby/ops.py b/pandas/core/groupby/ops.py
@@ -996,9 +996,6 @@ def groups(self):
         }
         return result
 
-    def __iter__(self) -> Iterator[Hashable]:
-        return iter(self.groupings[0].grouping_vector)
-
     @property
     def nkeys(self) -> int:
         # still matches len(self.groupings), but we can hard-code

Original file line number	Diff line number	Diff line change
`@@ -996,9 +996,6 @@ def groups(self):`
`996`	`996`	`}`
`997`	`997`	`return result`
`998`	`998`
`999`		`- def __iter__(self) -> Iterator[Hashable]:`
`1000`		`- return iter(self.groupings[0].grouping_vector)`
`1001`		`-`
`1002`	`999`	`@property`
`1003`	`1000`	`def nkeys(self) -> int:`
`1004`	`1001`	`# still matches len(self.groupings), but we can hard-code`