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`@@ -10,6 +10,8 @@ Python技术公众号文章代码库`
`10`	`10`
`11`	`11`	`## 实例代码`
`12`	`12`
	`13`	`+[用 Python 实现图片转字符画,so easy!](https://github.com/JustDoPython/python-examples/tree/master/xianhuan/charPic):用 Python 实现图片转字符画,so easy!`
	`14`	`+`
`13`	`15`	`[绝了!自动点赞,我用 PyAutoGUI!](https://github.com/JustDoPython/python-examples/tree/master/xianhuan/pyautogui2):绝了!自动点赞,我用 PyAutoGUI!`
`14`	`16`
`15`	`17`	`[这个自动化利器,Pythoner都在用!](https://github.com/JustDoPython/python-examples/tree/master/xianhuan/pdffit):自动化利器,Pythoner都在用!`

Lines changed: 34 additions & 0 deletions

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`@@ -0,0 +1,34 @@`
	`1`	`+#!/usr/bin/python3`
	`2`	`+#coding: utf-8`
	`3`	`+`
	`4`	`+from PIL import Image`
	`5`	`+`
	`6`	`+ascii_char = list('M3NB6Q#OC?7>!:–;. ')`
	`7`	`+`
	`8`	`+def get_char(r, g, b, alpha=256):`
	`9`	`+ if alpha == 0:`
	`10`	`+ return ' '`
	`11`	`+`
	`12`	`+ grey = (2126 * r + 7152 * g + 722 * b) / 10000`
	`13`	`+`
	`14`	`+ char_idx = int((grey / (alpha + 1.0)) * len(ascii_char))`
	`15`	`+ return ascii_char[char_idx]`
	`16`	`+`
	`17`	`+def write_file(out_file_name, content):`
	`18`	`+ with open(out_file_name, 'w') as f:`
	`19`	`+ f.write(content)`
	`20`	`+`
	`21`	`+def main(file_name="input.jpg", width=100, height=80, out_file_name='output.txt'):`
	`22`	`+ text = ''`
	`23`	`+ im = Image.open(file_name)`
	`24`	`+ im = im.resize((width, height), Image.NEAREST)`
	`25`	`+ for i in range(height):`
	`26`	`+ for j in range(width):`
	`27`	`+ text += get_char(*im.getpixel((j, i)))`
	`28`	`+ text += '\n'`
	`29`	`+ print(text)`
	`30`	`+ write_file(out_file_name, text)`
	`31`	`+`
	`32`	`+if __name__ == '__main__':`
	`33`	`+ main('dance.png')`
	`34`	`+`

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