一键生成漂亮的节日快乐词云图，给女神一个特别的礼物~

# Python 实用宝典

# 2020/03/23

先看效果图：

代码传送门：

import numpy

import multidict

import matplotlib.pyplot as plt

from scipy.misc import imread

from wordcloud import WordCloud, ImageColorGenerator

def transform_format(val):

"""

用于去除杂色

Arguments:

val {[array]} -- RGB颜色组

Returns:

[array] -- 去除杂色后的值

"""

if val[0] > 245 and val[1] > 245 and val[2] > 245:

val[0] = val[1] = val[2] = 255

return val

else:

return val

def gen_happy_birthday_cloud(file, name):

words = multidict.MultiDict()

# 节日快乐和姓名的权重必须先初始化两个最大权重的

words.add('节日快乐', 10)

words.add(name, 12)

# 随意插入新的词语

for i in range(1000):

words.add('节日', numpy.random.randint(1, 5))

words.add('快乐', numpy.random.randint(1, 5))

words.add(name, numpy.random.randint(1, 5))

# 设定图片

bimg = imread(file)

for color in range(len(bimg)):

bimg[color] = list(map(transform_format, bimg[color]))

wordcloud = WordCloud(

background_color='white',

mask=bimg,

font_path='simhei.ttf'

).generate_from_frequencies(words)

# 生成词云

bimgColors = ImageColorGenerator(bimg)

# 渲染词云

plt.axis("off")

plt.imshow(wordcloud.recolor(color_func=bimgColors))

plt.savefig(name+'.png')

plt.show()

gen_happy_birthday_cloud("example.png","女神")