autoflake.py
def get_indentation(line):
    """Return leading whitespace."""
    if line.strip():
        non_whitespace_index = len(line) - len(line.lstrip())
        return line[:non_whitespace_index]
    else:
        return ''
def get_indentation(line):
    if line.strip():
        non_whitespace_index = len(line) - len(line.lstrip())
        return line[:non_whitespace_index]
    else:
        return ''
def get_indentation ( line ) : if line . strip ( ) : non_whitespace_index = len ( line ) - len ( line . lstrip ( ) ) return line [ : non_whitespace_index ] else : return ''
Return leading whitespace.
Return leading whitespace .