Fix Generate Docs Missing Argument Descriptions

[kgal-pan]

Related Issues

fixes:https://jira-dc.paloaltonetworks.com/browse/CIAC-10587

Description

When generating an integration documentation where the integration YML had a command with missing argument descriptions, the SDK would crash:

INFO:demisto-sdk:[red]Error: 'NoneType' object has no attribute 'replace'[/red]
--- Logging error ---
Traceback (most recent call last):
  File "/home/runner/.local/share/virtualenvs/actions-adXIK6GM/lib/python3.8/site-packages/demisto_sdk/commands/init/contribution_converter.py", line 496, in convert_contribution_to_pack
    generated_readmes = self.generate_readmes_for_new_content_pack(
  File "/home/runner/.local/share/virtualenvs/actions-adXIK6GM/lib/python3.8/site-packages/demisto_sdk/commands/init/contribution_converter.py", line 401, in generate_readmes_for_new_content_pack
    readme = self.generate_readme_for_pack_content_item(
  File "/home/runner/.local/share/virtualenvs/actions-adXIK6GM/lib/python3.8/site-packages/demisto_sdk/commands/init/contribution_converter.py", line 362, in generate_readme_for_pack_content_item
    generate_integration_doc(
  File "/home/runner/.local/share/virtualenvs/actions-adXIK6GM/lib/python3.8/site-packages/demisto_sdk/commands/generate_docs/generate_integration_doc.py", line 585, in generate_integration_doc
    ) = generate_commands_section(
  File "/home/runner/.local/share/virtualenvs/actions-adXIK6GM/lib/python3.8/site-packages/demisto_sdk/commands/generate_docs/generate_integration_doc.py", line 858, in generate_commands_section
    cmd_section, cmd_errors = generate_single_command_section(
  File "/home/runner/.local/share/virtualenvs/actions-adXIK6GM/lib/python3.8/site-packages/demisto_sdk/commands/generate_docs/generate_integration_doc.py", line 952, in generate_single_command_section
    string_escape_md(argument_description, True, True),
  File "/home/runner/.local/share/virtualenvs/actions-adXIK6GM/lib/python3.8/site-packages/demisto_sdk/commands/generate_docs/common.py", line 214, in string_escape_md
    st = html.escape(st, quote=False)
  File "/opt/hostedtoolcache/Python/3.8.18/x64/lib/python3.8/html/__init__.py", line 19, in escape
    s = s.replace("&", "&") # Must be done first!
AttributeError: 'NoneType' object has no attribute 'replace'

Seen in demisto/content#34659 and demisto/content#34400.

This PR sets a default value (empty string) when the description field is missing.

[github-actions]

Changelog(s) in markdown:

• Fix an issue in gen-docs when integration commands arguments are missing descriptions. #4320

[RotemAmit]

Nice work!

[github-actions]

Changelog(s) in markdown:

• Fix an issue in generate-docs when integration commands arguments are missing descriptions. #4320