bug ChanVariable for asterisk 11 and early about python-ami HOT 2 OPEN

try:
                (key, value) = lines[i].split(': ', 1)
                if key in Event.parsers:

try:
                chanvaris = 'ChanVariable'
                if lines[i].find('Channel: ') != -1:
                    channel = lines[i].split(': ')[1]
                if lines[i].find('): ') != -1:
                    chanvar = lines[i].split('): ')[0].split('(')[1]
                    if chanvar != channel:
                        chanvaris = 'DestChanVariable'
                if chanvaris != 'DestChanVariable':
                    (key, value) = re.sub(r'\([^)]*\)\:', ':', lines[i]).split(': ', 1)
                else:
                    (key, value) = re.sub(r'ChanVariable\([^)]*\)\:', 'DestChanVariable:', lines[i]).split(': ', 1)
                if key in Event.parsers: