Python 实例 - 生成词云图 Python源码

""" author@liyi date: 2019/5/5 """ import os from wordcloud import WordCloud, STOPWORDS, ImageColorGenerator import matplotlib.pyplot as plt import jieba import numpy as np from PIL import Image def gen_word_cloud(text, name, img_path): #设置停用词 stop_words = set(STOPWORDS) stop_words.add("用户") #增加关键字 # text = text + " " + name + "网易云" background_image = np.array(Image.open(img_path)) word_cloud = WordCloud(font_path="simsun.ttf", background_color="white", max_font_size=100, mask=background_image, stopwords=stop_words).generate(text) #根据图片颜色设置文字颜色 image_color = ImageColorGenerator(background_image) word_cloud.recolor(color_func=image_color) plt.imshow(word_cloud, interpolation='bilinear') #去掉坐标轴 plt.axis("off") # plt.show() word_cloud.to_file("word-cloud-img/" + name + ".jpg") def main(): dir_name = os.path.dirname(__file__) word_cloud_imgs = os.path.join(dir_name, "word-cloud-img") #创建存储生成词云图片的文件夹 if not os.path.exists(word_cloud_imgs): os.mkdir(word_cloud_imgs) files = os.listdir("comments") for file in files: with open(os.path.join(dir_name, "comments", file), mode="r", encoding="utf8") as f: comments = ' '.join(jieba.cut(f.read())) gen_word_cloud(text=comments, name=file, img_path="imgs/douyin.jpg") print("生成了歌曲{}的评论词云......".format(file)) if __name__ == '__main__': main()