Pandas DataFrame: to_excel() function

Last update on August 19 2022 21:50:51 (UTC/GMT +8 hours)

DataFrame - to_excel() function

The to_excel() function is used to write object to an Excel sheet.

Syntax:

DataFrame.to_excel(self, excel_writer, sheet_name='Sheet1', na_rep='', float_format=None, columns=None, header=True, index=True, index_label=None, startrow=0, startcol=0, engine=None, merge_cells=True, encoding=None, inf_rep='inf', verbose=True, freeze_panes=None)

Parameters:

Name	Description	Type / Default Value	Required / Optional
excel_writer	File path or existing ExcelWriter.	str or ExcelWriter object	Required
sheet_name	Name of sheet which will contain DataFrame.	str Default Value: ‘Sheet1’	Required
na_rep	Missing data representation.	str Default Value: ''	Required
float_format	Format string for floating point numbers. For example float_format="%.2f" will format 0.1234 to 0.12.	str	Optional
columns	Columns to write.	sequence or list of str	Optional
header	Write out the column names. If a list of string is given it is assumed to be aliases for the column names.	bool or list of str Default Value: True	Required
index	Write row names (index).	bool Default Value: True	Required
index_label	Column label for index column(s) if desired. If not specified, and header and index are True, then the index names are used. A sequence should be given if the DataFrame uses MultiIndex.	str or sequence	Optional
startrow	Upper left cell row to dump data frame.	int Default Value: 0	Required
startcol	Upper left cell column to dump data frame.	int Default Value: 0	Required
engine	Write engine to use, 'openpyxl' or 'xlsxwriter'. You can also set this via the options io.excel.xlsx.writer, io.excel.xls.writer, and io.excel.xlsm.writer.	str	Optional
merge_cells	Write MultiIndex and Hierarchical Rows as merged cells.	bool Default Value: True	Required
encoding	Encoding of the resulting excel file. Only necessary for xlwt, other writers support unicode natively.	str	Optional
inf_rep	Representation for infinity (there is no native representation for infinity in Excel).	str Default Value: 'inf'	Required
verbose	Display more information in the error logs.	bool Default Value: True	Required
freeze_panes	Specifies the one-based bottommost row and rightmost column that is to be frozen.	tuple of int (length 2)	Optional

Notes

For compatibility with to_csv(), to_excel serializes lists and dicts to strings before writing.
Once a workbook has been saved it is not possible write further data without rewriting the whole workbook.

Example:

Download the Pandas DataFrame Notebooks from here.

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