Combine Python Generators Into One Generator

CombiningPythonGenerators.txt

>>> def genX():
...   for i in range(3):
...     yield i
...
>>> for i in genX(): print(i)
...
0
1
2
>>> def genY():
...   for i in range(3):
...     yield i*10
...
>>> for i in genY(): print(i)
...
0
10
20
>>> def genCombined():
...   for genBoth in [genX(), genY()]:
...     yield from genBoth
...
>>> for i in genCombined(): print(i)
...
0
1
2
0
10
20