DataFrame.insert(loc, column, value, allow_duplicates=False)
[source]
Insert column into DataFrame at specified location.
Raises a ValueError if column
is already contained in the DataFrame, unless allow_duplicates
is set to True.
Parameters: |
loc : int 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 |
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http://pandas.pydata.org/pandas-docs/version/0.22.0/generated/pandas.DataFrame.insert.html