On Mar 27, 6:19 am, [EMAIL PROTECTED] wrote: > On Mar 25, 7:36 pm, Miki <[EMAIL PROTECTED]> wrote: > > > On Mar 24, 8:17 am, [EMAIL PROTECTED] wrote: > > > > I'm looking for a cool trick using generators. Know any exercises I > > > can work? > > > Simple one the comes to mind is flattening a list: > > > >>> list(flatten([1, [[2], 3], [[[4]]]])) > > [1, 2, 3, 4] > > I don't think it's well-defined. (But this is impossible and useless > calling.) CMIIW? > > This is generic:
Revise: >>> def f(): ... __gen= None ... def set( gen ): ... nonlocal __gen ... __gen= gen ... yield set ... i= 0 ... while 1: ... i+= 1 ... yield __gen( i ) ... >>> a= f() >>> set= next( a ) >>> set( lambda x: print( x ) ) >>> next( a ) 1 >>> next( a ) 2 >>> next( a ) 3 >>> -- http://mail.python.org/mailman/listinfo/python-list
