By the print you posted, it seems like you have whitespaces as delimiters. pd.read_csv will read using , as default separator, so you have to explicitly state it:
pd.read_csv('source.txt',header=0, delim_whitespace=True)
By the print you posted, it seems like you have whitespaces as delimiters. pd.read_csv will read using , as default separator, so you have to explicitly state it:
pd.read_csv('source.txt',header=0, delim_whitespace=True)