diff --git a/美国内地区疫情.py b/美国内地区疫情.py new file mode 100644 index 0000000..1c32b59 --- /dev/null +++ b/美国内地区疫情.py @@ -0,0 +1,61 @@ +import requests +url = "https://www.bitpush.news/covid19/" +# 设置请求头信息 +headers = { + "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/95.0.4638.69 Safari/537.36" +} +# 使用reqeusts模快发起 GET 请求 +response = requests.get(url, headers=headers) +# 获取请求的返回结果 +html = response.text +html +# 导入 lxml +from lxml import etree +# 若是本地没有安装 lxml 的同学可以通过“pip install lxml”来安装 +# 创建一个 lxml 对象,编码方式设为 utf-8 +parse = etree.HTMLParser(encoding='utf-8') # 添加编码 +# 解析 requests 返回的响应结果 +doc = etree.HTML(html) +country = doc.xpath('//div[@class="table_container"]//tbody/tr/td/span/text()') +# 确诊人数 +person = doc.xpath('//div[@class="table_container"]//tbody/tr/td[2]/text()') +# 由于确诊人数中有逗号,我们使用列表推导式删除 +person = [x.replace(",", "") for x in person] +# 死亡人数 +death = doc.xpath('//div[@class="table_container"]//tbody/tr/td[3]/text()') +# 同样使用列表推导式删除逗号 +death = [x.replace(",", "") for x in death] +message = list(zip(country, person, death)) +message +import csv +with open("content.csv", "w") as f: + w = csv.writer(f) + w.writerows(message) +import pandas as pd + +# 读取数据 +df = pd.read_csv("content.csv", names=["country", "person", "death"],encoding='gbk') +df.head() +df.info() +df1 = df.drop(0).tail(58) +df2=df1.head(15) +print(df2) +import matplotlib.pyplot as plt + +# 在jupyter中直接展示图像 +%matplotlib inline +# 设置中文显示 +plt.rcParams['font.sans-serif'] = ['SimHei'] +plt.rcParams['figure.figsize'] = (10, 5) # 设置figure_size尺寸 + +# x轴坐标 +x = df2["country"].values +# y轴坐标 +y = df2["death"].values +# 绘制柱状图 +plt.bar(x, y) +# 设置x轴名称 +plt.xlabel("国家",fontsize=14) +# 设置x轴名称 +plt.ylabel("死亡人数",fontsize=14) +plt.show()