[Python CBOM] All python cryptography usages not detected

[aryan-rajoria]

Command Run get Python CBOM:
node /opt/cdxgen/bin/cdxgen.js -t python --include-crypto -o bom.json .

Output:

Expected Output to contain following references:
https://github.com/freedomofpress/securedrop/blob/3a50273be99c78c78ea169854b2264f1edef3dab/securedrop/secure_tempfile.py#L92
https://github.com/freedomofpress/securedrop/blob/3a50273be99c78c78ea169854b2264f1edef3dab/admin/securedrop_admin/__init__.py#L808
https://github.com/freedomofpress/securedrop/blob/3a50273be99c78c78ea169854b2264f1edef3dab/securedrop/models.py#L453
https://github.com/freedomofpress/securedrop/blob/3a50273be99c78c78ea169854b2264f1edef3dab/securedrop/two_factor.py#L33

Environment:
OS: 22.04.1-Ubuntu
node: v20.9.0
npm: 10.1.0
cdxgen: form master 246e995

[sumetpong]

PyCryptodome
Cryptography, Fernet https://cryptography.io/en/latest/
PyNaCl
PyOpenSSL
Keyczar
M2Crypto
asn1crypto

any synergy with project https://github.com/advanced-security/cbom-action ?