python pandas complex number

Question

I am using pandas which very efficiently sorts/filters the data they way I need.

This code worked fine, until I changed the last column to a complex number; now I ge

Answer 1

I tried implementing the lambda but was getting a error:

ValueError: complex() arg is a malformed string

I found out I had to eliminate the spaces as well as change the 'i' character to 'j' Here's my code:

for tits in df.columns:
    if df[tits].dtypes =='O':
        df[tits] = df[tits].str.replace('i','j')
        df[tits] = df[tits].str.replace(' ','')
        df[tits] = df[tits].apply(lambda x: np.complex(x))
print(df[df.columns[1]])
print(df.dtypes)