From 4d3d762e54b9eaaf7b798e04bb09bb863cf17f15 Mon Sep 17 00:00:00 2001
From: Qshfmlgn5 <1343980745@qq.com>
Date: Fri, 28 May 2021 23:10:35 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BB=B7=E6=A0=BC=E5=88=86=E6=9E=90=E4=BB=A3?=
 =?UTF-8?q?=E7=A0=81?=
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---
 价格分析 | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 价格分析

diff --git a/价格分析 b/价格分析
new file mode 100644
index 0000000..b677067
--- /dev/null
+++ b/价格分析
@@ -0,0 +1,32 @@
+import csv
+import matplotlib.pyplot as plt
+plt.rcParams['font.sans-serif']=['Arial Unicode MS']#防止图片乱码
+plt.rcParams['font.sans-serif'] = ['SimHei']  # 用来正常显示中文标签
+plt.rcParams['axes.unicode_minus'] = False  # 用来正常显示负号
+
+brand=[]
+price=[]
+v=[]
+m=[]
+q=[]
+with open('联想笔记本.csv','r',encoding='utf-8-sig') as file:#打开文件
+    reader=csv.reader(file)
+    for item in reader:         #遍历文件内容放入列表中
+        v.append(item[2])
+    v=v[1:]           #切片去头
+with open('联想笔记本.csv','r',encoding='utf-8-sig') as file:#打开文件
+    reader=csv.reader(file)
+    for item in reader:         #遍历文件内容放入列表中
+        m.append(item[0])
+    m=m[1:]           #切片去头
+for i in m:         #从商品名称中提取商品品牌
+    q=i[0]+i[1]
+    brand.append(q)
+for x in v:
+    price.append(float(x))
+plt.style.use('ggplot')
+plt.scatter(brand,price)
+plt.xlabel('brand')
+plt.ylabel('price')
+plt.title('价格分析')
+plt.show()