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kn_​example_​python_​excel_​enter_​formula_​openpyxl

KNIME - openpyxl and xlsxwriter to add formulas to excel files

use python package openpyxl to add formulas to excel files



Openpyxlhttps://www.geeksforgeeks.org/python-adjusting-rows-and-columns-of-an-excel-file-using-openpyxl-module/https://openpyxl.readthedocs.io/en/stable/usage.htmlhttp://zetcode.com/python/openpyxl/https://realpython.com/openpyxl-excel-spreadsheets-python/ use python package openpyxl to add formulas to excel files import knime.scripting.io as knioimport openpyxlimport osfrom openpyxl.formula.translate import Translatorfrom openpyxl.utils import get_column_letterfrom openpyxl.styles import Font, Fillvar_workflow_path = knio.flow_variables['context.workflow.absolute-path']print("var_workflow_path : ", var_workflow_path )var_path_excel_file = knio.flow_variables['v_path_excel_file']print("var_path_excel_file : ", var_path_excel_file )# Create an new Excel file and add a worksheet.wb = openpyxl.load_workbook(var_path_excel_file)ws_sheet_to_remove = 'Sheet1'v_list_sheetnames = wb.sheetnamesprint(v_list_sheetnames)# delete the new ws if it already existsfor i in v_list_sheetnames: if i == ws_sheet_to_remove: std=wb.get_sheet_by_name(i) print("remove: ", i) wb.remove_sheet(std)ws = wb.create_sheet("Sheet1")# https://www.geeksforgeeks.org/python-adjusting-rows-and-columns-of-an-excel-file-using-openpyxl-module/# Widen the first column to make the text clearer.# ws.column_dimensions['A:B'].width = 20# Write some simple text.ws['A1'] = 'Values'# Text with formatting.ws['B1'] = 'Sum of first 100 lines:'ws['A2'] = 123.1ws['A3'] = 456.2ws['B2'] = "=SUM(A1:A100)"wb.save(var_path_excel_file)knio.output_tables[0] = knio.input_tables[0] locate and create/data/ folderwith absolute pathsv_path_excel_filecreate filedemo1.xlsxv_path*demo 1 Collect LocalMetadata Java EditVariable (simple) Variable toTable Row Excel Writer String to Path(Variable) Python Script Openpyxlhttps://www.geeksforgeeks.org/python-adjusting-rows-and-columns-of-an-excel-file-using-openpyxl-module/https://openpyxl.readthedocs.io/en/stable/usage.htmlhttp://zetcode.com/python/openpyxl/https://realpython.com/openpyxl-excel-spreadsheets-python/ use python package openpyxl to add formulas to excel files import knime.scripting.io as knioimport openpyxlimport osfrom openpyxl.formula.translate import Translatorfrom openpyxl.utils import get_column_letterfrom openpyxl.styles import Font, Fillvar_workflow_path = knio.flow_variables['context.workflow.absolute-path']print("var_workflow_path : ", var_workflow_path )var_path_excel_file = knio.flow_variables['v_path_excel_file']print("var_path_excel_file : ", var_path_excel_file )# Create an new Excel file and add a worksheet.wb = openpyxl.load_workbook(var_path_excel_file)ws_sheet_to_remove = 'Sheet1'v_list_sheetnames = wb.sheetnamesprint(v_list_sheetnames)# delete the new ws if it already existsfor i in v_list_sheetnames: if i == ws_sheet_to_remove: std=wb.get_sheet_by_name(i) print("remove: ", i) wb.remove_sheet(std)ws = wb.create_sheet("Sheet1")# https://www.geeksforgeeks.org/python-adjusting-rows-and-columns-of-an-excel-file-using-openpyxl-module/# Widen the first column to make the text clearer.# ws.column_dimensions['A:B'].width = 20# Write some simple text.ws['A1'] = 'Values'# Text with formatting.ws['B1'] = 'Sum of first 100 lines:'ws['A2'] = 123.1ws['A3'] = 456.2ws['B2'] = "=SUM(A1:A100)"wb.save(var_path_excel_file)knio.output_tables[0] = knio.input_tables[0] locate and create/data/ folderwith absolute pathsv_path_excel_filecreate filedemo1.xlsxv_path*demo 1 Collect LocalMetadata Java EditVariable (simple) Variable toTable Row Excel Writer String to Path(Variable) Python Script

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Created by: m_lauber
Created at: 2018-11-23
On NodePit since: 2019-11-17
Last update: 2024-11-23
Created with KNIME version: v4.7.0
Tags: excelpythonopenpyxl

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