On 9/1/2012 10:30 PM, alessandromour...@googlemail.com wrote:
Hi,

I would like to access the AST of a python object at runtime. I mean,
if I have this:

def f(x): return x*x/2

Is there any way to interrogate the object f to find out the AST of
the expression x*x/2 ? Of course if the definition of f were in a
file, I could use the ast module to parse it; but what I want is to
do this from within the code.

The closest thing I was able to find was f.__code__, and more
specifically f.__code__.co_code, but that is a byte-string which
seems to be the bytecode (?) for the function.

This may not be possible at all; maybe after the def statement is
processed by the Python interpreter the AST information is discarded.

Yes, it is.

--
Terry Jan Reedy

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