setup, pip_audit: demo spinner with progress

pip_audit/audit.py

@@ -47,8 +47,7 @@ def audit(
 
         if self._options.dry_run:
             # Drain the iterator in dry-run mode.
-            for spec in specs:
-                logger.info(f"Dry run: would have audited {spec.package}")
+            logger.info(f"Dry run: would have audited {len(list(specs))} packages")
             return {}
         else:
             yield from self._service.query_all(specs)

pip_audit/cli.py

@@ -7,6 +7,8 @@
 import logging
 import os
 
+from progress.spinner import Spinner  # type: ignore
+
 from pip_audit.audit import AuditOptions, Auditor
 from pip_audit.dependency_source import PipSource
 from pip_audit.format import ColumnsFormat, JsonFormat, VulnerabilityFormat
@@ -111,4 +113,8 @@ def audit():
     source = PipSource()
     auditor = Auditor(service, options=AuditOptions(dry_run=args.dry_run))
 
-    print(formatter.format(auditor.audit(source)))
+    result = {}
+    for (spec, vulns) in Spinner("Auditing").iter(auditor.audit(source)):
+        result[spec] = vulns
+
+    print(formatter.format(result))

setup.py

@@ -32,6 +32,7 @@
         "packaging>=21.0.0",
         # TODO: Remove this once 3.7 is our minimally supported version.
         "dataclasses>=0.6",
+        "progress>=1.6",
     ],
     extras_require={
         "dev": [