environment/lib/python2.7/site-packages/IPython/core/inputsplitter.py
def last_blank(src):
    """Determine if the input source ends in a blank.

    A blank is either a newline or a line consisting of whitespace.

    Parameters
    ----------
    src : string
      A single or multiline string.
    """
    if not src: return False
    ll  = src.splitlines()[-1]
    return (ll == '') or ll.isspace()
def last_blank(src):
    if not src: return False
    ll  = src.splitlines()[-1]
    return (ll == '') or ll.isspace()
def last_blank ( src ) : if not src : return False ll = src . splitlines ( ) [ - 1 ] return ( ll == '' ) or ll . isspace ( )
Determine if the input source ends in a blank.

    A blank is either a newline or a line consisting of whitespace.

    Parameters
    ----------
    src : string
      A single or multiline string.
Determine if the input source ends in a blank .