import pandas as pd
import matplotlib.pyplot as plt
import matplotlib.patches as mpatches

# 读取你的聚类结果CSV
df = pd.read_csv("./clustering_result.csv")
# 统计各赛道人数
cluster_count = df["技术赛道标签"].value_counts()

# 绘图设置
plt.rcParams["font.sans-serif"] = ["SimHei"]
plt.figure(figsize=(10,7))
colors = ["#FF6B6B","#4ECDC4","#45B7D1","#96CEB4","#FECA57","#DDA0DD"]

# 绘制饼图
wedges, texts, autotexts = plt.pie(
    cluster_count.values,
    labels=cluster_count.index,
    colors=colors,
    autopct="%1.1f%%",
    startangle=90,
    textprops={"fontsize":10}
)

plt.title("简历聚类-技术赛道人数分布", fontsize=16, pad=20)
plt.savefig("聚类赛道分布饼图.png", dpi=300, bbox_inches="tight")
plt.show()