def merge(cls, *args):
"""Merges all the observable sequences into a single observable
sequence. The scheduler is optional and if not specified, the
immediate scheduler is used.
1 - merged = rx.Observable.merge(xs, ys, zs)
2 - merged = rx.Observable.merge([xs, ys, zs])
3 - merged = rx.Observable.merge(scheduler, xs, ys, zs)
4 - merged = rx.Observable.merge(scheduler, [xs, ys, zs])
Returns the observable sequence that merges the elements of the
observable sequences.
"""
if not args[0]:
scheduler = immediate_scheduler
sources = args[1:]
elif isinstance(args[0], Scheduler):
scheduler = args[0]
sources = args[1:]
else:
scheduler = immediate_scheduler
sources = args[:]
if isinstance(sources[0], list):
sources = sources[0]
return Observable.from_(sources, scheduler).merge_all()
def go():
scheduler = AsyncIOScheduler()
xs = Observable.from_([x for x in range(10)], scheduler=scheduler)
gen = xs.to_async_generator()
# Wish we could write something like:
# ys = (x for x in yield from gen())
while True:
x = yield from gen()
if x is None:
break
print(x)
def go():
scheduler = AsyncIOScheduler()
xs = Observable.from_([x for x in range(10)], scheduler=scheduler)
gen = xs.to_async_generator()
# Wish we could write something like:
# ys = (x for x in yield from gen())
while True:
x = yield from gen()
if x is None:
break
print(x)
def start_with(self, *args, **kw):
"""Prepends a sequence of values to an observable sequence with an
optional scheduler and an argument list of values to prepend.
1 - source.start_with(1, 2, 3)
2 - source.start_with(Scheduler.timeout, 1, 2, 3)
Returns the source sequence prepended with the specified values.
"""
scheduler = kw.get("scheduler")
if not scheduler and isinstance(args[0], Scheduler):
scheduler = args[0]
args = args[1:]
else:
scheduler = immediate_scheduler
sequence = [Observable.from_(args, scheduler), self]
return Observable.concat(sequence)
