你看这样能满足需要吗?
代码如下
import pandas as pd
test = pd.DataFrame({'A': ['1,232.1', '22,332.3', '3,232', '1,111,111']})
print(type(test.loc[0,'A']))
test1 = pd.DataFrame({}).append(test)
test1['A'] = test1['A'].apply(lambda x: "".join(x.split(','))).astype('float')
print(type(test1.loc[0,'A']))