今天学学习了python组件的使用和kotlin的一些用法,明天打算摄入学习kotlin
import requests from bs4 import BeautifulSoup as bs import pandas as pd from matplotlib import pyplot as pltdef get_rank(url): count = 0 rank = [] headers = { "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/101.0.4951.54 Safari/537.36 Edg/101.0.1210.3" } resp = requests.get(url, headers=headers).content.decode() soup = bs(resp, "lxml") univname = soup.find_all('a', class_="name-cn") for i in univname: if count != 10: university = i.text.replace(" ", "") score = soup.select("#content-box > div.rk-table-box > table > tbody > tr:nth-child({}) > td:nth-child(5)" .format(count + 1))[0].text.strip() rank.append([university, score]) else: break count += 1 return rank
total = [] u_year = 2015 for i in range(15, 20): url = "https://www.shanghairanking.cn/rankings/bcur/20{}11".format(i) print(url) title = ['学校名称', '总分'] df = pd.DataFrame(get_rank(url), columns=title) total.append(df) for i in total: plt.rcParams['font.sans-serif'] = ['SimHei'] # 用来正常显示中文标签 x = list(i["学校名称"])[::-1] y = list(i["总分"])[::-1] # 1.创建画布 plt.figure(figsize=(20, 8), dpi=100) # 2.绘制图像 plt.plot(x, y, label="大学排名") # 2.2 添加网格显示 plt.grid(True, linestyle="--", alpha=0.5) # 2.3 添加描述信息 plt.xlabel("大学名称") plt.ylabel("总分") plt.title(str(u_year) + "年软科中国最好大学排名Top10", fontsize=20) # 2.5 添加图例 plt.legend(loc="best") # 3.图像显示 plt.savefig(str(u_year)+".png") plt.show()
u_year += 1
while True: info = input("请输入要查询的大学名称和年份:") count = 0 university, year = info.split() year = int(year) judge = 2019 - year tmp = total[::-1] if 4 >= judge >= 0: name = list(total[judge - 1]["学校名称"]) for j in name: if university == j: print(university + "在{0}年排名第{1}".format(year, count + 1)) break count += 1 if count ==10: print("很抱歉,没有该学校的排名记录!!!") print("请选择以下选项:") print(" 1.继续查询") print(" 2.结束查询") select = int(input(""))
if select == 1: continue elif select == 2: break else: break else: print("很抱歉,没有该年份的排名记录!!!") print("请选择以下选项:") print(" 1.继续查询") print(" 2.结束查询") select = int(input(""))
if select == 1: continue elif select == 2: break 标签:count,break,plt,30,第六十篇,2024,year,print,select From: https://www.cnblogs.com/xuechenhao173/p/18223347