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#######################################################################
#
# An example of creating Excel Column charts with data tables using
# Python and XlsxWriter.
#
# SPDX-License-Identifier: BSD-2-Clause
# Copyright 2013-2023, John McNamara, jmcnamara@cpan.org
#
import xlsxwriter
workbook = xlsxwriter.Workbook("chart_data_table.xlsx")
worksheet = workbook.add_worksheet()
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],
]
worksheet.write_row("A1", headings, bold)
worksheet.write_column("A2", data[0])
worksheet.write_column("B2", data[1])
worksheet.write_column("C2", data[2])
#######################################################################
#
# Create a column chart with a data table.
#
chart1 = workbook.add_chart({"type": "column"})
# Configure the first series.
chart1.add_series(
{
"name": "=Sheet1!$B$1",
"categories": "=Sheet1!$A$2:$A$7",
"values": "=Sheet1!$B$2:$B$7",
}
)
# Configure second series. Note use of alternative syntax to define ranges.
chart1.add_series(
{
"name": ["Sheet1", 0, 2],
"categories": ["Sheet1", 1, 0, 6, 0],
"values": ["Sheet1", 1, 2, 6, 2],
}
)
# Add a chart title and some axis labels.
chart1.set_title({"name": "Chart with Data Table"})
chart1.set_x_axis({"name": "Test number"})
chart1.set_y_axis({"name": "Sample length (mm)"})
# Set a default data table on the X-Axis.
chart1.set_table()
# Insert the chart into the worksheet (with an offset).
worksheet.insert_chart("D2", chart1, {"x_offset": 25, "y_offset": 10})
#######################################################################
#
# Create a column chart with a data table and legend keys.
#
chart2 = workbook.add_chart({"type": "column"})
# Configure the first series.
chart2.add_series(
{
"name": "=Sheet1!$B$1",
"categories": "=Sheet1!$A$2:$A$7",
"values": "=Sheet1!$B$2:$B$7",
}
)
# Configure second series.
chart2.add_series(
{
"name": "=Sheet1!$C$1",
"categories": "=Sheet1!$A$2:$A$7",
"values": "=Sheet1!$C$2:$C$7",
}
)
# Add a chart title and some axis labels.
chart2.set_title({"name": "Data Table with legend keys"})
chart2.set_x_axis({"name": "Test number"})
chart2.set_y_axis({"name": "Sample length (mm)"})
# Set a data table on the X-Axis with the legend keys shown.
chart2.set_table({"show_keys": True})
# Hide the chart legend since the keys are shown on the data table.
chart2.set_legend({"position": "none"})
# Insert the chart into the worksheet (with an offset).
worksheet.insert_chart("D18", chart2, {"x_offset": 25, "y_offset": 10})
workbook.close()
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