GET - 83天 - 在线学Python100天

记录#

今天是编程练习，对第 77 天的代码进行调整。
通过传递不同的参数，背景颜色显示不同。
今天的编程练习比较顺利，在编写过程中思路上是对的，只是个别地方语法还不熟练，有待加强。

CODE#

main.py#

from flask import Flask, redirect, request

app = Flask(__name__, static_url_path="/static")


def bgcolor(s):
    if s == 'default':
        color = 'style="background-color:#708090"'
    elif s == 'green':
        color = 'style="background-color:#90EE90"'
    elif s == 'blue':
        color = 'style="background-color:#B0C4DE"'
    else:
        color = 'style="background-color:#fff"'
    return color


@app.route('/')
def index():
    blogtitle = "R's Blog"
    link1 = "/link1?color=blue"
    link2 = "/link2?color=green"
    f = open("template/index.html", "r")
    page = f.read()
    f.close
    page = page.replace("{blogtitle}", blogtitle)
    page = page.replace("{link1}", link1)
    page = page.replace("{link2}", link2)
    return page


@app.route('/link1', methods=["GET"])
def link1():
    s = request.args
    color = bgcolor(s["color"])
    title = "link1"
    blogdate = "Day 56 Solution"
    text = "texttexttexttexttexttexttexttexttexttexttext"
    home = "/home"
    page = ""
    f = open("template/blog.html", "r")
    page = f.read()
    f.close()
    page = page.replace("{title}", title)
    page = page.replace("{blogdate}", blogdate)
    page = page.replace("{text}", text)
    page = page.replace("{home}", home)
    page = page.replace("{color}", color)
    return page


@app.route('/link2', methods=["GET"])
def link2():
    s = request.args
    color = bgcolor(s["color"])
    title = "link2"
    blogdate = "Day 57 Solution"
    text = "texttexttexttexttexttexttexttexttexttexttexttexttexttexttexttexttexttexttexttexttexttext"
    home = "/home"
    page = ""
    f = open("template/blog.html", "r")
    page = f.read()
    f.close()
    page = page.replace("{title}", title)
    page = page.replace("{blogdate}", blogdate)
    page = page.replace("{text}", text)
    page = page.replace("{home}", home)
    page = page.replace("{color}", color)
    return page


@app.route("/home")
def seventySeven():
    return redirect("https://replit.com/@DengLe/python100day77#main.py")


app.run(host='0.0.0.0', port=81)

index.html#

<!DOCTYPE html>
<html>

<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width">
  <title>{blogtitle}</title>
  <link href="/static/css/portfolio.css" rel="stylesheet" type="text/css" />
</head>

<body>
  <h1>{blogtitle}</h1>
  <p><a href={link1}>Link1</a></p>
  <p><a href={link2}>Link2</a></p>
</body>

</html>

blog.html#

<!DOCTYPE html>
<html>

<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width">
  <title>Blog</title>
  <link href="/static/css/portfolio.css" rel="stylesheet" type="text/css" />
</head>

<body {color}>

  <h1>{title}</h1>
  <h2>{blogdate}</h2>
  <p>{text}</p>
<a href="{home}">Page Home</a>
  
</body>

</html>