{
"cells": [
{
"cell_type": "code",
"id": "initial_id",
"metadata": {
"collapsed": true,
"ExecuteTime": {
"end_time": "2025-05-06T11:49:40.195103Z",
"start_time": "2025-05-06T11:49:40.193162Z"
}
},
"source": [
"# 代码5-13\n",
"# 导库\n",
"from matplotlib import pyplot as plt\n",
"import pandas as pd\n",
"import seaborn as sns\n",
"import warnings\n",
"# 忽略所有警告\n",
"warnings.filterwarnings(\"ignore\")"
],
"outputs": [],
"execution_count": 1
},
{
"metadata": {
"ExecuteTime": {
"end_time": "2025-05-06T11:49:40.215751Z",
"start_time": "2025-05-06T11:49:40.205742Z"
}
},
"cell_type": "code",
"source": [
"# 设置中文字体\n",
"from matplotlib import font_manager as fm\n",
"import matplotlib as mpl\n",
"font_path = '/System/Library/Fonts/STHeiti Medium.ttc'\n",
"my_font = fm.FontProperties(fname=font_path)\n",
"mpl.rcParams['font.family'] = my_font.get_name()\n",
"mpl.rcParams['axes.unicode_minus'] = False"
],
"id": "1fdc04b40026a38b",
"outputs": [],
"execution_count": 2
},
{
"metadata": {
"ExecuteTime": {
"end_time": "2025-05-06T11:49:40.291504Z",
"start_time": "2025-05-06T11:49:40.262025Z"
}
},
"cell_type": "code",
"source": [
"# 加载数据\n",
"hr = pd.read_csv('./data/hr.csv', encoding='gbk')\n",
"hr.head(3)"
],
"id": "c1cbb2b07efac1d",
"outputs": [
{
"data": {
"text/plain": [
" 用户编号 满意度 评分 总项目数 每月平均工作小时数（小时） 工龄（年） 工作事故 离职 5年内升职 部门 薪资\n",
"0 1 0.38 0.53 2 157 3 0 1 0 销售部 低\n",
"1 2 0.80 0.86 5 242 6 0 1 0 销售部 中\n",
"2 3 0.11 0.88 7 242 4 0 1 0 销售部 中"
],
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