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# 此目录用于存放学生提交的文件,请勿删除
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# 此目录用于存放学生提交的文件,请勿删除
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33
q4/q4_1/q4_1.py
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q4/q4_1/q4_1.py
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import matplotlib.pyplot as plt
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import json
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with open('movie.json', 'r', encoding='utf-8') as f:
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data=json.load(f)
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# print(data)
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genre_shu={}
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for g in data:
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ge=g["genre"]
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if ge in genre_shu:
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genre_shu[ge]+=1
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else:
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genre_shu[ge]=1
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# print("各类型的电影数量",genre_shu)
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genre_lei=list(genre_shu.keys())
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genre_liang=list(genre_shu.values())
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print(genre_liang)
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plt.figure(figsize=(14, 12))
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plt.bar(genre_lei, genre_liang, # 类别, 数值
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width=0.6) # 柱子宽度(0~1之间)
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# 标题和标签
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plt.title('类型电影数量分布', fontsize=14)
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plt.xlabel('类型名称', fontsize=12)
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plt.ylabel('电影数量', fontsize=12)
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plt.show()
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q4/q4_1/q4_1_bar.png
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q4/q4_1/q4_1_bar.png
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# 此目录用于存放学生提交的文件,请勿删除
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q4/q4_2/q4_2.py
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q4/q4_2/q4_2.py
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import matplotlib.pyplot as plt
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import json
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rating=[]
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duration=[]
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with open('movie.json', 'r', encoding='utf-8') as f:
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data=json.load(f)
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# print(data)
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for i in data:
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rating.append(i["rating"])
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duration.append(i["duration"])
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plt.figure(figsize=(12, 8))
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plt.scatter(duration, rating,
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c='red',
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s=80, # 点的大小
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alpha=0.6, # 透明度
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edgecolors='white') # 点的边框
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plt.title('时长与评分关系散点图', fontsize=14)
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plt.xlabel('时长', fontsize=12)
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plt.ylabel('评分', fontsize=12)
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plt.grid(True, linestyle='--', alpha=0.5)
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plt.show()
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q4/q4_2/q4_2_scatter.png
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q4/q4_2/q4_2_scatter.png
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# 此目录用于存放学生提交的文件,请勿删除
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q4/q4_3a/q4_3a.py
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q4/q4_3a/q4_3a.py
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import matplotlib.pyplot as plt
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import json
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rating=[]
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with open('movie.json', 'r', encoding='utf-8') as f:
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data=json.load(f)
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# print(data)
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for i in data:
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rating.append(i["rating"])
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plt.figure(figsize=(12,8))
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plt.hist(rating, # 数据
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bins=3, # 分成几个柱子
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color='#3498DB', # 颜色
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edgecolor='white') # 柱子边框颜色
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plt.title('评分分布', fontsize=14)
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plt.xlabel('评分', fontsize=13)
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plt.grid(True, linestyle='--', alpha=0.5, axis='y')
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plt.show()
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q4/q4_3a/q4_3a_hist.png
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q4/q4_3a/q4_3a_hist.png
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# 此目录用于存放学生提交的文件,请勿删除
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q4/q4_3b/q4_3b.py
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q4/q4_3b/q4_3b.py
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import matplotlib.pyplot as plt
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import json
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duration=[]
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with open('movie.json', 'r', encoding='utf-8') as f:
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data=json.load(f)
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# print(data)
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for i in data:
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duration.append(i["duration"])
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plt.figure(figsize=(12,8))
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plt.hist( duration, # 数据
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bins=3, # 分成几个柱子
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color='#3498DB', # 颜色
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edgecolor='white') # 柱子边框颜色
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plt.title('时长分布', fontsize=14)
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plt.xlabel('时长(分钟)', fontsize=13)
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plt.grid(True, linestyle='--', alpha=0.5, axis='y')
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plt.show()
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q4/q4_3b/q4_3b_hist.png
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BIN
q4/q4_3b/q4_3b_hist.png
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