我试图“连接”或“合并”两个列列表,但是在下面发现错误。看来它不喜欢重复。任何帮助,将不胜感激。谢谢!
import numpy as np
import pandas as pd
df1 = pd.DataFrame(np.random.randint(0,10,size=(10, 4)), columns=list('ABCD'))
df2 = pd.DataFrame(np.random.randint(0,10,size=(10, 4)), columns=list('BCDE'))
df3 = pd.DataFrame(np.random.randint(0,10,size=(10, 4)), columns=list('CDEF'))
inclusive_list13 = np.intersect1d(df1.columns, df3.columns)
inclusive_list23 = np.intersect1d(df2.columns, df3.columns)
inclusive_list13
Out[3]: array(['C', 'D'], dtype=object)
inclusive_list23
Out[4]: array(['C', 'D', 'E'], dtype=object)
inclusive_list = inclusive_list13 + inclusive_list23
inclusive_list
ValueError: operands could not be broadcast together with shapes (2,) (3,)
答案 0 :(得分:1)
尝试:
inclusive_list = list(inclusive_list13) + list(inclusive_list23)
inclusive_list
输出:
['C', 'D', 'C', 'D', 'E']