remove mention of DataFrame.insert from concat docstring (#309)

MarcoGorelli · web-flow · commit 4d4654bb4e74 · 2023-11-01T13:13:04.000-04:00
* typo

* just remove
diff --git a/spec/API_specification/dataframe_api/__init__.py b/spec/API_specification/dataframe_api/__init__.py
@@ -57,8 +57,6 @@ def concat(dataframes: Sequence[DataFrame]) -> DataFrame:
     """
     Concatenate DataFrames vertically.
 
-    To concatenate horizontally, please use ``insert``.
-
     Parameters
     ----------
     dataframes : Sequence[DataFrame]
