--iterations with locust==2.33.0 and locust-plugins==4.5.3

[raphaelcamus]

Prerequisites

• I am using the latest version of Locust
• I am reporting a bug, not asking a question

Description

Hi,

I had a hard time finding out why my script would not run on pipeline while it was working locally.
I found the difference: locally I had locust 2.32.9 and on ci 2.33.0

I am using the --iterations parameter from locust-plugins, and with locust 2.33.0, I am getting:

16:34:18 Traceback (most recent call last):
16:34:18 File "/var/jenkins_home/jobs/qa-load-tests/workspace/venv/bin/locust", line 8, in
16:34:18 sys.exit(main())
16:34:18 File "/var/jenkins_home/jobs/qa-load-tests/workspace/venv/lib/python3.9/site-packages/locust/main.py", line 668, in main
16:34:18 save_html_report()
16:34:18 File "/var/jenkins_home/jobs/qa-load-tests/workspace/venv/lib/python3.9/site-packages/locust/main.py", line 653, in save_html_report
16:34:18 process_html_filename(options)
16:34:18 File "/var/jenkins_home/jobs/qa-load-tests/workspace/venv/lib/python3.9/site-packages/locust/html.py", line 32, in process_html_filename
16:34:18 html_filename = html_filename.replace(option_term, str(int(option_value)))
16:34:18 TypeError: int() argument must be a string, a bytes-like object or a number, not 'NoneType'
16:34:18 Traceback (most recent call last):
16:34:18 File "/var/jenkins_home/jobs/qa-load-tests/workspace/qa/load-qa/launch_test.py", line 259, in
16:34:18 main()
16:34:18 File "/var/jenkins_home/jobs/qa-load-tests/workspace/qa/load-qa/launch_test.py", line 228, in main
16:34:18 subprocess.run(command, shell=True, check=True)
16:34:18 File "/usr/local/lib/python3.9/subprocess.py", line 528, in run
16:34:18 raise CalledProcessError(retcode, process.args,

locust==2.32.9 locust-plugins==4.5.3 => OK
locust==2.33.0 locust-plugins==4.5.3 => KO

Command line

locust --headless --host https://my.website.net --users 1 --iterations 1 --csv results/2025-03-06--15-34-13 --html results/2025-03-06--15-34-13.html --logfile results/2025-03-06--15-34-13.log --exit-code-on-error 0

Locustfile contents

use any basic locust script and run without -r and -t but with --iterations instead

Python version

3.9

Locust version

2.33.0

Operating system

any