feat: example vulnerability summary

examples/vuln_summary.py

@@ -0,0 +1,34 @@
+# Copyright (C) 2023 Anthony Harrison
+# SPDX-License-Identifier: Apache-2.0
+
+### Example to show use of lib4sbom to parse a SBOM and
+### produce a summary of the vulnerabilities
+
+import sys
+
+from lib4sbom.data.document import SBOMDocument
+from lib4sbom.parser import SBOMParser
+
+test_parser = SBOMParser()
+# Load SBOM
+try:
+    test_parser.parse_file(sys.argv[1])
+
+    # What type of SBOM
+    document = SBOMDocument()
+    document.copy_document(test_parser.get_document())
+
+    vulnerabilities = test_parser.get_vulnerabilities()
+    print("Summary")
+    print("=" * len("summary"))
+    print(f"SBOM Type    {document.get_type()}")
+    print(f"Version      {document.get_version()}")
+    print(f"Name         {document.get_name()}")
+    print(f"\nVulnerabilities    {len(vulnerabilities)}")
+    if len(vulnerabilities) > 0:
+        print("-" * 70)
+        for vuln in vulnerabilities:
+            print(f"{vuln['id']} {vuln['source-name']}")
+
+except FileNotFoundError:
+    print(f"{sys.argv[1]} not found")