plt.subplot(ax21) : Function is expecting a three-digit integer instead of an Axes object.

[jacquesdarga]

Running from windows 11 :
python3 modsecurity_parser.py --version3 -f modsec_audit.log -x output.xlsx

Traceback (most recent call last):
File "C:\Users\HP\Documents\Coding\Python\modsecurity-parser\modsecurity_parser.py", line 864, in
output_with_graphs = modsec_view_graphs(modsec_entries)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "C:\Users\HP\Documents\Coding\Python\modsecurity-parser\modsecurity_parser.py", line 565, in modsec_view_graphs
plt.subplot(ax21)
File "C:\Users\HP\AppData\Local\Packages\PythonSoftwareFoundation.Python.3.11_qbz5n2kfra8p0\LocalCache\local-packages\Python311\site-packages\matplotlib\pyplot.py", line 1529, in subplot
key = SubplotSpec._from_subplot_args(fig, args)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "C:\Users\HP\AppData\Local\Packages\PythonSoftwareFoundation.Python.3.11_qbz5n2kfra8p0\LocalCache\local-packages\Python311\site-packages\matplotlib\gridspec.py", line 564, in _from_subplot_args
raise ValueError(
ValueError: Single argument to subplot must be a three-digit integer, not <Axes: >

[molu8bits]

Please use Python 3.10 and install libraries from requirements.txt.

[jacquesdarga]

Please use Python 3.10 and install libraries from requirements.txt.

Okay I'll give it a shot, then I'll come back to you.

[revidm]

Please use Python 3.10 and install libraries from requirements.txt.

I tried this and it still comes back with the same error.

[kissanej]

Same issue running on Fedora 41 Linux.

input_filename: ./modsec_audit.log
----- modsec_audit events processed: 22 -----
----- modsec_audit events skipped by INCLUDED/EXCLUDED options or INVALID: 0 -----
Traceback (most recent call last):
File "/local/modsecurity-parser/modsecurity-parser-0.5.0/modsecurity_parser.py", line 864, in
output_with_graphs = modsec_view_graphs(modsec_entries)
File "/local/modsecurity-parser/modsecurity-parser-0.5.0/modsecurity_parser.py", line 565, in modsec_view_graphs
plt.subplot(ax21)
~~~~~~~~~~~^^^^^^
File "/usr/lib64/python3.13/site-packages/matplotlib/pyplot.py", line 1534, in subplot
key = SubplotSpec._from_subplot_args(fig, args)
File "/usr/lib64/python3.13/site-packages/matplotlib/gridspec.py", line 564, in _from_subplot_args
raise ValueError(
f"Single argument to subplot must be a three-digit "
f"integer, not {arg!r}")
ValueError: Single argument to subplot must be a three-digit integer, not <Axes: >

I also tried on a system running an older version of Fedora which has python 3.10 installed but got a similar message.

$python3 -V
Python 3.10.8
$ python3 modsecurity_parser.py -f ./modsec_audit.log
input_filename: ./modsec_audit.log
----- modsec_audit events processed: 22 -----
----- modsec_audit events skipped by INCLUDED/EXCLUDED options or INVALID: 0 -----
Traceback (most recent call last):
File "/local/john.kissane/modsecurity-parser/modsecurity-parser-0.5.0/modsecurity_parser.py", line 864, in
output_with_graphs = modsec_view_graphs(modsec_entries)
File "/local/john.kissane/modsecurity-parser/modsecurity-parser-0.5.0/modsecurity_parser.py", line 565, in modsec_view_graphs
plt.subplot(ax21)
File "/usr/lib64/python3.10/site-packages/matplotlib/pyplot.py", line 1287, in subplot
key = SubplotSpec._from_subplot_args(fig, args)
File "/usr/lib64/python3.10/site-packages/matplotlib/gridspec.py", line 582, in _from_subplot_args
raise ValueError(
ValueError: Single argument to subplot must be a three-digit integer, not AxesSubplot:

I managed to find an even old system which had python 3.9 installed & it works on the version.

$python3 -V
Python 3.9.7

Hope this helps.