: return print transmitter transmitter print. , , return , None ( return, None ) print .
:
>>> def transmitter():
... print (2)
...
>>>
>>>
>>> transmitter()
2
>>> print(transmitter())
2
None
>>>
, , , transmitter :
>>> newval = transmitter()
2
>>> print(newval)
None
>>>
, ,
def transmitter():
return 2
valuepullup . 2 newval. , 2 transmitter, newval 2 . , None, transmitter. , , None. , :
from OpenUSB import transmitter
def valuepullup():
newval = transmitter()
print(newval)
def transmitter():
return 2
valuepullup()
, newval, 2.