address review comments

Signed-off-by: Tushar Goel <tushar.goel.dav@gmail.com>

Author: TG1999

vulnerabilities/package_managers_2.py

@@ -190,30 +190,24 @@ def fetch(self, pkg) -> None:
     @staticmethod
     def nuget_url(pkg_name: str) -> str:
         pkg_name = pkg_name.lower().strip()
-        base_url = "https://api.nuget.org/v3/registration5-semver1/{}/index.json"
-        return base_url.format(pkg_name)
+        base_url = f"https://api.nuget.org/v3/registration5-semver1/{pkg_name}/index.json"
+        return base_url
 
     @staticmethod
     def extract_versions(resp: dict) -> Set[LegacyVersion]:
         all_versions = set()
-        try:
-            for entry_group in resp["items"] or []:
-                for entry in entry_group["items"] or []:
-                    catalog_entry = entry["catalogEntry"] or {}
-                    version = catalog_entry.get("version")
-                    release_date = dateparser.parse(catalog_entry.get("published"))
-                    if version and release_date:
-                        all_versions.add(
-                            LegacyVersion(
-                                value=version,
-                                release_date=release_date,
-                            )
+        for entry_group in resp["items"] or []:
+            for entry in entry_group["items"] or []:
+                catalog_entry = entry["catalogEntry"] or {}
+                version = catalog_entry.get("version")
+                release_date = dateparser.parse(catalog_entry.get("published"))
+                if version and release_date:
+                    all_versions.add(
+                        LegacyVersion(
+                            value=version,
+                            release_date=release_date,
                         )
-        # FIXME: json response for YamlDotNet.Signed triggers this exception.
-        # Some packages with many versions give a response of a list of endpoints.
-        # In such cases rather, we should collect data from those endpoints.
-        except KeyError:
-            LOGGER.error(f"Failed to parse nuget response for {resp!r}")
+                    )
 
         return all_versions