>>> import pandas as pd >>> import numpy as np >>> x1 = {1: 106, 2: 3, 7: 42} >>> a = x1.keys() >>> b = x1.values() >>> df = pd.DataFrame([a,b],index=['type', 'cnt'])#创建dataframe >>> df2 = pd.DataFrame(df.values.T, index=df.columns, columns=df.index)#转置 >>> print(df) 0 1 2 type 1 2 7 cnt 106 3 42 >>> print(df2) type cnt 0 1 106 1 2 3 2 7 42 >>>