I understand yield. But what does a generator's send function do? The documentation says: generator.send(value) Resumes the execution and “sends” a value into the generator function. The value argument becomes the result of the current yield expression. The send() method returns the next value yielded by the generator, or raises StopIteration if the generator exits without yielding another value. What does that mean? I thought value was the input to the generator function? The phrase "The send() method returns the next value yielded by the generator" seems to be also the exact purpose of yield, which also returns the next value yielded by the generator. Is there an example of a generator utilizing send that accomplishes something yield cannot? Continue reading...
