syntaxError: invalid syntax

[HenrryVargas]

Hi

when a i run cookiecutter https://github.com/hackalog/cookiecutter-easydata.git --checkout bus_number it show me the following error:

File "/tmp/tmpNyAsgt.py", line 13 src_path = config_dir / f'{template_name}.json' ^ SyntaxError: invalid syntax ERROR: Stopping generation because post_gen_project hook script didn't exit successfully Hook script failed (exit status: 1)

i litle more information about:

root@atenea:/home/vila/Documentos/ejemplos# cookiecutter https://github.com/hackalog/cookiecutter-easydata.git --checkout bus_number You've downloaded /root/.cookiecutters/cookiecutter-easydata before. Is it okay to delete and re-download it? [yes]: yes project_name [project_name]: iafactory repo_name [iafactory]: module_name [src]: iafactory author_name [Your name (or your organization/company/team)]: henrry vargas description [A short description of this project.]: Select open_source_license: 1 - MIT 2 - BSD-2-Clause 3 - Proprietary Choose from 1, 2, 3 [1]: 1 s3_bucket [[OPTIONAL] your-bucket-for-syncing-data (do not include 's3://')]: aws_profile [default]: Select virtualenv: 1 - conda 2 - virtualenv Choose from 1, 2 [1]: 1 Select python_interpreter: 1 - python3 2 - python Choose from 1, 2 [1]: 1 conda_path [~/anaconda3/bin/conda]: File "/tmp/tmpNyAsgt.py", line 13 src_path = config_dir / f'{template_name}.json' ^ SyntaxError: invalid syntax ERROR: Stopping generation because post_gen_project hook script didn't exit successfully Hook script failed (exit status: 1)