上传文件至 /

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2026-07-04 21:56:16 +08:00
parent a6d2db4a56
commit 0cc6589183
2 changed files with 53 additions and 0 deletions

20
zhifang_time.py Normal file
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import matplotlib.pyplot as plt
import json
duration=[]
with open('movie.json', 'r', encoding='utf-8') as f:
data=json.load(f)
# print(data)
for i in data:
duration.append(i["duration"])
plt.figure(figsize=(12,8))
plt.hist( duration, # 数据
bins=10, # 分成几个柱子
color='#3498DB', # 颜色
edgecolor='white') # 柱子边框颜色
plt.title('时长分布', fontsize=14)
plt.xlabel('时长(分钟)', fontsize=13)
plt.grid(True, linestyle='--', alpha=0.5, axis='y')
plt.show()
plt.savefig("q4_3b_hist.png",dpi=150,format='png')

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zhuzhuang.py Normal file
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import matplotlib.pyplot as plt
import json
with open('movie.json', 'r', encoding='utf-8') as f:
data=json.load(f)
# print(data)
genre_shu={}
for g in data:
ge=g["genre"]
if ge in genre_shu:
genre_shu[ge]+=1
else:
genre_shu[ge]=1
# print("各类型的电影数量",genre_shu)
genre_lei=list(genre_shu.keys())
genre_liang=list(genre_shu.values())
print(genre_liang)
plt.figure(figsize=(14, 12))
plt.bar(genre_lei, genre_liang, # 类别, 数值
width=0.6) # 柱子宽度0~1之间
# 标题和标签
plt.title('类型电影数量分布', fontsize=14)
plt.xlabel('类型名称', fontsize=12)
plt.ylabel('电影数量', fontsize=12)
plt.show()
plt.savefig("q4_1_bar.png",dpi=150,format='png')