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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def onecmd(self, line):
 """Interpret the line"""

        if line == '\\':
            return True
        elif line == 'EOF':
            print('\r', end='')
            return True
        else:
            try:
                v = q(line)
            except kerr as e:
                print("'%s" % e.args[0])
            else:
                if v != q('::'):
                    v.show()
            return False