python统计学院人数

Question

输入学院编号，输出学院人数

import pandas as pd
df = pd.read_csv('./surveyRes.csv')
df.head()
dicts = df.set_index('number')['college'].to_dict()
print(dicts)  
num = int(input())
for num in dicts.values():
    print(dicts.count(num))

AttributeError: 'dict' object has no attribute 'count'

Answer 1

正确代码如下，如果有帮助，请点击一下采纳谢谢：

import pandas as pd
df = pd.read_csv('./surveyRes.csv')
df.head()
dicts = df.set_index('number')['college'].to_dict()
print(dicts)  
num = int(input())
count = 0
for key, value in dicts.items():
    if key == num:
        count += 1
print(count)