environment/lib/python2.7/site-packages/IPython/external/pexpect/_pexpect.py
def sendcontrol(self, char):

        """This sends a control character to the child such as Ctrl-C or
        Ctrl-D. For example, to send a Ctrl-G (ASCII 7)::

            child.sendcontrol('g')

        See also, sendintr() and sendeof().
        """

        char = char.lower()
        a = ord(char)
        if a>=97 and a<=122:
            a = a - ord('a') + 1
            return self.send (chr(a))
        d = {'@':0, '`':0,
            '[':27, '{':27,
            '\\':28, '|':28,
            ']':29, '}': 29,
            '^':30, '~':30,
            '_':31,
            '?':127}
        if char not in d:
            return 0
        return self.send (chr(d[char]))
def sendcontrol(self, char):

        """This sends a control character to the child such as Ctrl-C or
        Ctrl-D. For example, to send a Ctrl-G (ASCII 7)::

            child.sendcontrol('g')

        See also, sendintr() and sendeof().
        """

        char = char.lower()
        a = ord(char)
        if a>=97 and a<=122:
            a = a - ord('a') + 1
            return self.send (chr(a))
        d = {'@':0, '`':0,
            '[':27, '{':27,
            '\\':28, '|':28,
            ']':29, '}': 29,
            '^':30, '~':30,
            '_':31,
            '?':127}
        if char not in d:
            return 0
        return self.send (chr(d[char]))
def sendcontrol ( self , char ) : char = char . lower ( ) a = ord ( char ) if a >= 97 and a <= 122 : a = a - ord ( 'a' ) + 1 return self . send ( chr ( a ) ) d = { '@' : 0 , '`' : 0 , '[' : 27 , '{' : 27 , '\\' : 28 , '|' : 28 , ']' : 29 , '}' : 29 , '^' : 30 , '~' : 30 , '_' : 31 , '?' : 127 } if char not in d : return 0 return self . send ( chr ( d [ char ] ) )
This sends a control character to the child such as Ctrl-C or
        Ctrl-D. For example, to send a Ctrl-G (ASCII 7)::

            child.sendcontrol('g')

        See also, sendintr() and sendeof().
This sends a control character to the child such as Ctrl - C or Ctrl - D . For example to send a Ctrl - G ( ASCII 7 ) ::