XlsxWriter 是一个Python库,使用它可以对excel文件执行多项操作,例如创建,编写,算术运算和绘制图形。
# import xlsxwriter module import xlsxwriter # Workbook() takes one, non-optional, argument which is the filename #that we want to create. workbook = xlsxwriter.Workbook('chart_gradient1.xlsx') # The workbook object is then used to add new worksheet via the #add_worksheet() method. worksheet = workbook.add_worksheet() # Create a new Format object to formats cells in worksheets using #add_format() method . # here we create bold format object . bold = workbook.add_format({'bold': 1}) # Add the worksheet data that the charts will refer to. headings = ['Number', 'Batch 1', 'Batch 2'] data = [ [2, 3, 4, 5, 6, 7], [10, 40, 50, 20, 10, 50], [30, 60, 70, 50, 40, 30], ] # Write a row of data starting from 'A1'with bold format worksheet.write_row('A1', headings, bold) # Write a column of data starting from 'A2', 'B2', 'C2' respectively . worksheet.write_column('A2', data[0]) worksheet.write_column('B2', data[1]) worksheet.write_column('C2', data[2]) # Create a chart object that can be added to a worksheet using #add_chart() method. # here we create a column chart object chart = workbook.add_chart({'type': 'column'}) #Add a data series with Gradient to a chart using add_series method. # Configure the first series. = Sheet1 !$A$1 is equivalent to #['Sheet1', 0, 0]. # note : spaces is not inserted in b/w = and Sheet1, Sheet1 and ! # if space is inserted it throws warning. chart.add_series({ 'name': '= Sheet1 !$B$1', 'categories': '= Sheet1 !$A$2:$A$7', 'values': '= Sheet1 !$B$2:$B$7', 'gradient': {'colors': ['# 963735', '# F1DCDB']} }) # Configure the second series, including a gradient. chart.add_series({ 'name': '= Sheet1 !$C$1', 'categories': '= Sheet1 !$A$2:$A$7', 'values': '= Sheet1 !$C$2:$C$7', 'gradient': {'colors': ['# E36C0A', '# FCEADA']} }) # Add a chart title chart.set_title ({'name': 'Chart With Gradient Fills'}) # Add x-axis label chart.set_x_axis({'name': 'Test number'}) # Add y-axis label chart.set_y_axis({'name': 'Sample length (mm)'}) # Turn off the chart legend. chart.set_legend({'none': True}) # add chart to the worksheet with given offset values at the top-#left corner of a chart is anchored to cell D2 . worksheet.insert_chart('D2', chart, {'x_offset': 25, 'y_offset': 10}) # Finally, close the Excel file via the close() method. workbook.close()