from flask import Flask, request, send_file<\/p>\nimport qrcode<\/p>\n
import io<\/p>\n
app = Flask(__name__)<\/p>\n
@app.route('\/generate_qr')<\/p>\n
def generate_qr():<\/p>\n
data = request.args.get('data', '')<\/p>\n
color = request.args.get('color', 'black')<\/p>\n
background = request.args.get('background', 'white')<\/p>\n
# \u521b\u5efa\u4e8c\u7ef4\u7801\u5bf9\u8c61<\/p>\n
qr = qrcode.QRCode(<\/p>\n
version=1,<\/p>\n
error_correction=qrcode.constants.ERROR_CORRECT_L,<\/p>\n
box_size=10,<\/p>\n
border=4,<\/p>\n
)<\/p>\n
# \u6dfb\u52a0\u6570\u636e\u5230\u4e8c\u7ef4\u7801<\/p>\n
qr.add_data(data)<\/p>\n
qr.make(fit=True)<\/p>\n
# \u751f\u6210\u56fe\u50cf<\/p>\n
img = qr.make_image(fill_color=color, back_color=background)<\/p>\n
# \u5c06\u56fe\u50cf\u4fdd\u5b58\u5230\u5185\u5b58\u4e2d<\/p>\n
img_io = io.BytesIO()<\/p>\n
img.save(img_io, 'PNG')<\/p>\n
img_io.seek(0)<\/p>\n
return send_file(img_io, mimetype='image\/png')<\/p>\n
if __name__ == '__main__':<\/p>\n
app.run(debug=True)<\/p>\n
<\/code><\/pre>\n<\/p>\n
2\u3001\u96c6\u6210\u5230Web\u5e94\u7528<\/h3>\n<\/p>\n
\u5c06\u4e0a\u8ff0Flask\u5e94\u7528\u96c6\u6210\u5230\u4f60\u7684Web\u5e94\u7528\u4e2d\uff0c\u5e76\u901a\u8fc7\u524d\u7aef\u9875\u9762\u52a8\u6001\u4f20\u9012\u53c2\u6570\u751f\u6210\u4e8c\u7ef4\u7801\u3002<\/p>\n<\/p>\n
\u524d\u7aefHTML\u793a\u4f8b\uff1a<\/strong><\/p>\n<\/p>\n<!DOCTYPE html><\/p>\n<html><\/p>\n
<head><\/p>\n
<title>QR Code Generator<\/title><\/p>\n
<\/head><\/p>\n
<body><\/p>\n
<h1>Generate QR Code<\/h1><\/p>\n
<form action="\/generate_qr" method="get"><\/p>\n
<label for="data">Data:<\/label><\/p>\n
<input type="text" id="data" name="data"><br><br><\/p>\n
<label for="color">Color:<\/label><\/p>\n
<input type="text" id="color" name="color" value="black"><br><br><\/p>\n
<label for="background">Background:<\/label><\/p>\n
<input type="text" id="background" name="background" value="white"><br><br><\/p>\n
<input type="submit" value="Generate"><\/p>\n
<\/form><\/p>\n
<img id="qr_code" src="" alt="QR Code"><\/p>\n
<\/body><\/p>\n
<script><\/p>\n
document.querySelector('form').addEventListener('submit', function(event) {<\/p>\n
event.preventDefault();<\/p>\n
var data = document.getElementById('data').value;<\/p>\n
var color = document.getElementById('color').value;<\/p>\n
var background = document.getElementById('background').value;<\/p>\n
var img = document.getElementById('qr_code');<\/p>\n
img.src = `\/generate_qr?data=${data}&color=${color}&background=${background}`;<\/p>\n
});<\/p>\n
<\/script><\/p>\n
<\/html><\/p>\n
<\/code><\/pre>\n<\/p>\n
\u901a\u8fc7\u4e0a\u8ff0HTML\u9875\u9762\uff0c\u53ef\u4ee5\u52a8\u6001\u751f\u6210\u548c\u663e\u793a\u4e8c\u7ef4\u7801\u3002<\/p>\n<\/p>\n
\u56db\u3001\u5b9e\u9645\u5e94\u7528\u573a\u666f<\/p>\n<\/p>\n
1\u3001\u7535\u5b50\u5546\u52a1<\/h3>\n<\/p>\n
\u5728\u7535\u5b50\u5546\u52a1\u7f51\u7ad9\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e8c\u7ef4\u7801\u751f\u6210\u6280\u672f\u6765\u521b\u5efa\u4f18\u60e0\u5238\u3001\u5546\u54c1\u4fe1\u606f\u7b49\u4e8c\u7ef4\u7801\uff0c\u65b9\u4fbf\u7528\u6237\u901a\u8fc7\u626b\u7801\u83b7\u53d6\u4fe1\u606f\u3002<\/p>\n<\/p>\n
2\u3001\u79fb\u52a8\u652f\u4ed8<\/h3>\n<\/p>\n
\u5728\u79fb\u52a8\u652f\u4ed8\u5e94\u7528\u4e2d\uff0c\u52a8\u6001\u751f\u6210\u4e8c\u7ef4\u7801\u53ef\u4ee5\u7528\u4e8e\u521b\u5efa\u652f\u4ed8\u94fe\u63a5\u3001\u6536\u6b3e\u7801\u7b49\uff0c\u63d0\u9ad8\u7528\u6237\u652f\u4ed8\u7684\u4fbf\u5229\u6027\u3002<\/p>\n<\/p>\n
3\u3001\u4fe1\u606f\u5171\u4eab<\/h3>\n<\/p>\n
\u5728\u793e\u4ea4\u5a92\u4f53\u3001\u540d\u7247\u7b49\u573a\u666f\u4e2d\uff0c\u901a\u8fc7\u751f\u6210\u4e8c\u7ef4\u7801\u53ef\u4ee5\u65b9\u4fbf\u5730\u5171\u4eab\u4e2a\u4eba\u4fe1\u606f\u3001\u7f51\u5740\u7b49\uff0c\u63d0\u9ad8\u4fe1\u606f\u4f20\u9012\u7684\u6548\u7387\u3002<\/p>\n<\/p>\n
4\u3001\u7269\u6d41\u8ddf\u8e2a<\/h3>\n<\/p>\n
\u5728\u7269\u6d41\u884c\u4e1a\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u751f\u6210\u5305\u542b\u7269\u6d41\u4fe1\u606f\u7684\u4e8c\u7ef4\u7801\uff0c\u5b9e\u73b0\u5305\u88f9\u7684\u52a8\u6001\u8ddf\u8e2a\u548c\u7ba1\u7406\u3002<\/p>\n<\/p>\n
\u4e94\u3001\u603b\u7ed3<\/p>\n<\/p>\n
\u901a\u8fc7\u672c\u6587\u7684\u4ecb\u7ecd\uff0c\u6211\u4eec\u8be6\u7ec6\u4e86\u89e3\u4e86Python\u751f\u6210\u52a8\u6001\u4e8c\u7ef4\u7801\u7684\u65b9\u6cd5\uff0c\u5305\u62ec\u4f7f\u7528QRCode\u6a21\u5757\u3001\u7ed3\u5408Pillow\u5e93\u8fdb\u884c\u56fe\u50cf\u5904\u7406\u3001\u5229\u7528Flask\u5b9e\u73b0\u52a8\u6001\u751f\u6210\u7b49\u3002\u5e0c\u671b\u8fd9\u4e9b\u5185\u5bb9\u80fd\u5e2e\u52a9\u4f60\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\u7075\u6d3b\u8fd0\u7528\u4e8c\u7ef4\u7801\u6280\u672f\uff0c\u63d0\u9ad8\u5de5\u4f5c\u6548\u7387\u548c\u7528\u6237\u4f53\u9a8c\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n \u5982\u4f55\u5728Python\u4e2d\u4f7f\u7528\u5e93\u751f\u6210\u52a8\u6001\u4e8c\u7ef4\u7801\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u751f\u6210\u52a8\u6001\u4e8c\u7ef4\u7801\u53ef\u4ee5\u4f7f\u7528qrcode<\/code>\u548cPIL<\/code>\uff08Pillow\uff09\u5e93\u3002\u9996\u5148\uff0c\u786e\u4fdd\u5b89\u88c5\u4e86\u8fd9\u4e24\u4e2a\u5e93\u3002\u53ef\u4ee5\u901a\u8fc7pip install qrcode[pil]<\/code>\u547d\u4ee4\u8fdb\u884c\u5b89\u88c5\u3002\u63a5\u4e0b\u6765\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u5982\u4e0b\u4ee3\u7801\u751f\u6210\u4e8c\u7ef4\u7801\uff1a <\/p>\nimport qrcode\nfrom PIL import Image\n\ndata = "https:\/\/example.com" # \u60a8\u5e0c\u671b\u4e8c\u7ef4\u7801\u6307\u5411\u7684\u7f51\u5740\nqr = qrcode.QRCode(version=1, box_size=10, border=5)\nqr.add_data(data)\nqr.make(fit=True)\n\nimg = qr.make_image(fill='black', back_color='white')\nimg.save('dynamic_qr.png')\n<\/code><\/pre>\n\u8fd9\u6bb5\u4ee3\u7801\u521b\u5efa\u4e86\u4e00\u4e2a\u6307\u5411\u7279\u5b9a\u7f51\u5740\u7684\u4e8c\u7ef4\u7801\u3002<\/p>\n
\u5982\u4f55\u66f4\u65b0\u52a8\u6001\u4e8c\u7ef4\u7801\u6307\u5411\u7684\u94fe\u63a5\uff1f<\/strong>
\u52a8\u6001\u4e8c\u7ef4\u7801\u7684\u9b45\u529b\u5728\u4e8e\u60a8\u53ef\u4ee5\u968f\u65f6\u66f4\u65b0\u5176\u6307\u5411\u7684\u94fe\u63a5\u800c\u65e0\u9700\u91cd\u65b0\u751f\u6210\u4e8c\u7ef4\u7801\u3002\u8fd9\u901a\u5e38\u901a\u8fc7\u4e00\u4e2a\u77ed\u94fe\u63a5\u670d\u52a1\u6765\u5b9e\u73b0\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u5982Bitly\u6216\u5176\u4ed6\u77ed\u94fe\u63a5\u751f\u6210\u5668\uff0c\u751f\u6210\u4e00\u4e2a\u6307\u5411\u60a8\u7f51\u9875\u7684\u77ed\u94fe\u63a5\uff0c\u5e76\u5c06\u5176\u653e\u5165\u4e8c\u7ef4\u7801\u4e2d\u3002\u5f53\u60a8\u9700\u8981\u66f4\u6539\u94fe\u63a5\u65f6\uff0c\u53ea\u9700\u66f4\u65b0\u77ed\u94fe\u63a5\u7684\u76ee\u6807\u7f51\u5740\u5373\u53ef\u3002<\/p>\n\u5728Python\u4e2d\u5982\u4f55\u8bbe\u7f6e\u4e8c\u7ef4\u7801\u7684\u6837\u5f0f\u548c\u989c\u8272\uff1f<\/strong>
\u60a8\u53ef\u4ee5\u901a\u8fc7make_image()<\/code>\u65b9\u6cd5\u81ea\u5b9a\u4e49\u4e8c\u7ef4\u7801\u7684\u6837\u5f0f\u548c\u989c\u8272\u3002\u4f8b\u5982\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u6765\u66f4\u6539\u4e8c\u7ef4\u7801\u7684\u989c\u8272\uff1a <\/p>\nimg = qr.make_image(fill='blue', back_color='yellow')\n<\/code><\/pre>\n\u8fd9\u5c06\u751f\u6210\u4e00\u4e2a\u84dd\u8272\u524d\u666f\u548c\u9ec4\u8272\u80cc\u666f\u7684\u4e8c\u7ef4\u7801\u3002\u901a\u8fc7\u8c03\u6574fill<\/code>\u548cback_color<\/code>\u53c2\u6570\uff0c\u60a8\u53ef\u4ee5\u5b9e\u73b0\u591a\u79cd\u989c\u8272\u7ec4\u5408\uff0c\u6ee1\u8db3\u4e0d\u540c\u7684\u8bbe\u8ba1\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"Python\u751f\u6210\u52a8\u6001\u4e8c\u7ef4\u7801\u7684\u65b9\u6cd5\u6709\uff1a\u4f7f\u7528QRCode\u6a21\u5757\u3001\u5229\u7528Pillow\u5e93\u8fdb\u884c\u56fe\u50cf\u5904\u7406\u3001\u7ed3\u5408Flask\u5b9e\u73b0\u52a8 […]","protected":false},"author":3,"featured_media":1121435,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1121427"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=1121427"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1121427\/revisions"}],"predecessor-version":[{"id":1121438,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1121427\/revisions\/1121438"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1121435"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1121427"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1121427"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1121427"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
![\"Python\u5982\u4f55\u751f\u6210\u52a8\u6001\u4e8c\u7ef4\u7801\"](\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/25083658\/682f84ba-abe7-43c3-b15e-51f8ddc13183.webp\")
<\/p>\n