energy-data-trans/tmp_file/read_and_draw_png.py

import multiprocessing
import os

from utils.draw.draw_file import scatter
from utils.file.trans_methods import read_file_to_df


def draw(file, fengchang='测试'):
    name = os.path.basename(file).split('.')[0]
    df = read_file_to_df(file)
    df.loc[df['active_power'] <= 0, 'lab'] = -1

    color_map = {-1: 'red', 0: 'green', 1: 'blue', 2: 'black', 3: 'orange', 4: 'magenta'}
    c = df['lab'].map(color_map)

    # -1:停机 0:好点  1:欠发功率点；2:超发功率点；3:额定风速以上的超发功率点 4: 限电
    legend_map = {"停机": 'red', "好点": 'green', "欠发": 'blue', "超发": 'black', "额定风速以上的超发": 'orange', "限电": 'magenta'}
    scatter(name, x_label='风速', y_label='有功功率', x_values=df['wind_velocity'].values,
            y_values=df['active_power'].values, color=c, col_map=legend_map,
            save_file_path=os.path.dirname(
                    os.path.dirname(__file__)) + os.sep + "tmp" + os.sep + str(fengchang) + os.sep + name + '结果.png')


if __name__ == '__main__':
    read_dir = r"D:\data\清理数据\和风元宝山\test_11_test\minute"

    files = [read_dir + os.sep + i for i in os.listdir(read_dir)]

    with multiprocessing.Pool(6) as pool:
        pool.starmap(draw, [(file, "和风元宝山") for file in files])