Created
December 14, 2016 15:19
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| from contextlib import contextmanager | |
| import threading | |
| dyn = threading.local() | |
| @contextmanager | |
| def dlet(**new): | |
| old = {} | |
| for name, value in new.items(): | |
| old[name] = getattr(dyn, name, None) | |
| setattr(dyn, name, value) | |
| yield | |
| for name, value in old.items(): | |
| setattr(dyn, name, value) | |
| dyn.is_async = False | |
| print "we call sync function, ", dyn.is_async | |
| with dlet(is_async=True): | |
| print "we call async function, ", dyn.is_async | |
| with dlet(is_async=True): | |
| print "we call async function, ", dyn.is_async | |
| with dlet(is_async=False): | |
| print "we call sync function, ", dyn.is_async | |
| print "we call async function again, ", dyn.is_async | |
| print "we call async function again, ", dyn.is_async | |
| print "we call sync function again, ", dyn.is_async |
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