python画图教师节

Python可以用来绘制教师节相关的图形，以下是一个使用Python绘制教师节贺卡的示例代码：

import cv2
import numpy as np
from PIL import Image
from wordcloud import WordCloud

# 读取背景图片
img = cv2.imread('test.png')

# 进行图像处理
mask = np.zeros(img.shape[:2], np.uint8)
size = (1, 65)
bgd = np.zeros(size, np.float64)
fgd = np.zeros(size, np.float64)
rect = (1, 1, img.shape = 255
img = img.astype(np.uint8)
img = cv2.cvtColor(img, cv2.COLOR_BGR2RGB)

# 生成词云
fp = open(r"word.txt", "r", encoding="utf-8")
text = fp.read()
mask_pic = np.array(Image.open(r"test1.jpg"))
wordcloud = WordCloud(font_path='hyr3gjm.ttf', mask=mask_pic, max_words=200).generate(text)
image = wordcloud.to_image()

# 将词云叠加在背景图片上
cloud_data = np.array(image)
alpha = np.copy(cloud_data[:, :, 0])
alpha = 255
new_image = Image.fromarray(np.dstack((cloud_data, alpha)))
card = Image.open("test.png")
card = card.convert("RGBA")
card.paste(new_image, (0, 0), mask=new_image)

# 保存生成的贺卡
card.save("card.png")

以上代码使用了OpenCV、PIL和WordCloud库来实现图像处理、词云生成和图像叠加等功能，通过读取背景图片、生成词云并将词云叠加在背景图片上，最后保存为教师节贺卡。您可以根据自己的需要修改代码中的文件路径和参数值来适应不同的情况。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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