Extract (refactor) your statements. And use the magic of and and or to decide when to short-circuit.
def a(): try: # a code except: pass # or raise else: return True def b(): try: # b code except: pass # or raise else: return True def c(): try: # c code except: pass # or raise else: return True def d(): try: # d code except: pass # or raise else: return True def main(): try: a() and b() or c() or d() except: pass