Jack Trades wrote in
news:CAG5udOg=GtFGPmTB=1ojnvnrpdyucxdokn1wjqmomv9gx0+...@mail.gmail.com
in gmane.comp.python.general:
> ... I wanted to allow the user to manually return the
> function from the string, like this:
>
> a = exec("""
> def double(x):
> return x * 2
> double
> """)
>
> However it seems that exec does not return a value as it produces a
> SyntaxError whenever I try to assign it.
def test():
src = (
"def double(x):"
" return x * 2"
)
globals = {}
exec( src, globals )
return globals[ "double" ]
print( test() )
The a bove works on 2.7 (I tested it) on earlier versions you may need
to use:
exec src in globals
Rob.
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