It is not enforced independently for consecutive numbers and strings, but is processed in combination.

[Zeisigsig]

For example, "100원, 500원, 1000원, 5000원" makes UnboundLocalError. Is there a manual that deals with this?

File "/home/-----/anaconda3/envs/test_ex/lib/python3.8/site-packages/g2pk/numerals.py", line 97, in process_num spelledout.append(name) UnboundLocalError: local variable 'name' referenced before assignment

Now, we have no choice but to run the module in spacing units.