in read2 it never quits when I write quit, why?
def read():
expr = raw_input(Lisp )
if expr != quit:
print parse(expr)
read()
else:
print Good session!
def read2():
expr =
while expr != quit:
expr = raw_input(Lisp )
print parse(expr)
def read2():
expr =
while expr != quit:
expr = raw_input(Lisp )
print parse(expr)
read2()
^
print Good session!
You shouldn't call read2() inside read2()...
just remove that line and retry...
Each time you call read2() recursively, a
new
ssecorp wrote:
in read2 it never quits when I write quit, why?
def read():
expr = raw_input(Lisp )
if expr != quit:
print parse(expr)
read()
else:
print Good session!
def read2():
expr =
while expr != quit:
expr = raw_input(Lisp )
oops, embarrassing, I created the while loop not to use recursion then
I still did...
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You're actually calling the read2() function from within read2(). This
is called recursion, and it is *not* what you want in this case, since
it unnecessarily fills up your call stack. Remember that a while loop
automatically goes back to the top without you having to re-call your
function. I
