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DOC: minor enhancement of DataFrame.insert docstring #16341

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Merged
merged 2 commits into from
May 18, 2017
Merged

DOC: minor enhancement of DataFrame.insert docstring #16341

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b2fe908
minor enhancement of DataFrame.insert docstring
pierre-haessig May 12, 2017
3090f1f
further enhancement of DataFrame.insert docstring
pierre-haessig May 12, 2017
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12 changes: 7 additions & 5 deletions pandas/core/frame.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2559,15 +2559,17 @@ def insert(self, loc, column, value, allow_duplicates=False):
"""
Insert column into DataFrame at specified location.

If `allow_duplicates` is False, raises Exception if column
is already contained in the DataFrame.
Raises a ValueError if `column` is already contained in the DataFrame,
unless `allow_duplicates` is set to True.

Parameters
----------
loc : int
Must have 0 <= loc <= len(columns)
column : object
value : scalar, Series, or array-like
Insertion index. Must verify 0 <= loc <= len(columns)
column : string, number, or hashable object
label of the inserted column
value : int, Series, or array-like
allow_duplicates : bool, optional
"""
self._ensure_valid_index(value)
value = self._sanitize_column(column, value, broadcast=False)
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