esp-idf/tools/ci/python_packages/idf_iperf_test_util/LineChart.py
2022-07-11 12:58:06 +00:00

48 lines
1.9 KiB
Python

# SPDX-FileCopyrightText: 2015-2022 Espressif Systems (Shanghai) CO LTD
# SPDX-License-Identifier: Apache-2.0
from collections import OrderedDict
import pyecharts.options as opts
from pyecharts.charts import Line
def draw_line_chart(file_name, title, x_label, y_label, data_series, range_list):
"""
draw line chart and save to file.
:param file_name: abs/relative file name to save chart figure
:param title: chart title
:param x_label: x-axis label
:param y_label: y-axis label
:param data_series: a dict {"name": data}. data is a dict.
:param range_list: a list of x-axis range
"""
line = Line()
# echarts do not support minus number for x axis, convert to string
_range_list = [str(x) for x in range_list]
line.add_xaxis(_range_list)
for item in data_series:
_data = OrderedDict.fromkeys(_range_list, None)
for key in data_series[item]:
_data[str(key)] = data_series[item][key]
_data = list(_data.values())
try:
legend = item + ' (max: {:.02f})'.format(max([x for x in _data if x]))
except TypeError:
legend = item
line.add_yaxis(legend, _data, is_smooth=True, is_connect_nones=True,
label_opts=opts.LabelOpts(is_show=False))
line.set_global_opts(
datazoom_opts=opts.DataZoomOpts(range_start=0, range_end=100),
title_opts=opts.TitleOpts(title=title, pos_left='center'),
legend_opts=opts.LegendOpts(pos_top='10%', pos_left='right', orient='vertical'),
tooltip_opts=opts.TooltipOpts(trigger='axis'),
xaxis_opts=opts.AxisOpts(type_='category', name=x_label, splitline_opts=opts.SplitLineOpts(is_show=True)),
yaxis_opts=opts.AxisOpts(type_='value', name=y_label,
axistick_opts=opts.AxisTickOpts(is_show=True),
splitline_opts=opts.SplitLineOpts(is_show=True)),
)
line.render(file_name)