""" Example from `Python: The Full Monty`__ -- A Tested Semantics for the

Python Programming Language

__ http://cs.brown.edu/~sk/Publications/Papers/Published/pmmwplck-python-full-monty/

"The following program, [...] seems to perform a simple abstraction over the

process of yielding:"

Citation:

Joe Gibbs Politz, Alejandro Martinez, Matthew Milano, Sumner Warren,

Daniel Patterson, Junsong Li, Anand Chitipothu, and Shriram Krishnamurthi.

2013. Python: the full monty. SIGPLAN Not. 48, 10 (October 2013), 217-232.

DOI=10.1145/2544173.2509536 http://doi.acm.org/10.1145/2544173.2509536

"""

# BEGIN YIELD_DELEGATE_FAIL

def f():

def do_yield(n):

yield n

x = 0

while True:

x += 1

do_yield(x)

# END YIELD_DELEGATE_FAIL

if __name__ == '__main__':

print('Invoking f() results in an infinite loop')

f()