import inspect, sys

# /etc/hostname is one line, but our source has multiple lines
code = compile('\n\n\n1/0', '/etc/hostname', 'exec')

try:
    exec(code, {})
except Exception:
    tb = sys.exc_info()[2]
else:
    assert False, "unreachable, exec should always raise exception"

# this fails with an IndexError
inspect.getinnerframes(tb)