create_cohesive_elements(mesh, 3)

[mumayy]

create_cohesive_elements(mesh, 3) gives error.
Traceback (most recent call last):
File "", line 1, in
File "C:\Users.....\Phon-master\phon\mesh_tools\create_cohesive_elements.py", line 62, in create_cohesive_elements
for element_set_name in mesh.element_sets.keys():
RuntimeError: OrderedDict mutated during iteration

[shuaizhou001]

It is your Python version problem.
You should change some lines of the codes.

[mumayy]

Thank you for your answer, but which parts should I change?