TypeError: 'function' object is not subscriptable

Question

print(df['用人单位列席'].unique())
print(df.isnull())
df_4 =(df["用人单位列席"].value_counts())
print(df_4)

print(df['用人单位类型'].unique())
print(df.isnull())
df_5 =(df["用人单位类型"].value_counts())
print(df_5)

print(df['所在城市'].unique())
print(df.isnull())
df_6 =(df["所在城市"].value_counts())
print(df_6)

Answer 1

代码不全，报错信息也不全
就这点代码，盲猜，df是不是被你定义成函数了