Reference ABCMolecule ABCMolecule.head
ABCMolecule.head
head(n=10, filetype=None)
    Prints the first n rows.
Parameters:
- 
            n(int, default:10) –Amount of filelines to select. 
- 
            filetype(str | None, default:None) –Format of the printed file. 
Returns:
- 
              Method prints first n rows of filetype to terminal.–