Explicitly pass values kwarg to tf.name_scope

[bananabowl]

Explicitly pass values kwarg to tf.name_scope as it is currently being treated as the default_name kwarg instead. This causes an exception to be thrown in eager mode.

[bananabowl]

Friendly ping!

[cheind]

sorry, I'm awaiting the build check (which failed last time for non obvious reasons). Once passed, I will merge.

[bananabowl]

Looks like the build check failed for a different reason:

https://ci.appveyor.com/project/cheind/tf-matplotlib/builds/24248719/job/et0kls2215q8b0jt

Installing collected packages: tfmpl
*** Error compiling 'C:\Users\appveyor\AppData\Local\Temp\1\pip-install-ydipx5en\tfmpl\tfmpl\samples\mnist.py'...
File "C:\Users\appveyor\AppData\Local\Temp\1\pip-install-ydipx5en\tfmpl\tfmpl\samples\mnist.py", line 79
print(f'Iteration {i}')
^
SyntaxError: invalid syntax

*** Error compiling 'C:\Users\appveyor\AppData\Local\Temp\1\pip-install-ydipx5en\tfmpl\tfmpl\samples\sgd.py'...
File "C:\Users\appveyor\AppData\Local\Temp\1\pip-install-ydipx5en\tfmpl\tfmpl\samples\sgd.py", line 76
xys = [tf.get_variable(f'xy_{o[1]}', 2, tf.float32, initializer=start) for o in optimizers]
^
SyntaxError: invalid syntax