Adress review comments

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

Author: TG1999

vulnerabilities/utils.py

@@ -540,7 +540,7 @@ def normalize_purl(purl: Union[PackageURL, str]):
 
 
 def get_purl_version_class(purl):
-    RANGE_CLASS_BY_SCHEMES["alpine"] = AlpineLinuxVersionRange
+    RANGE_CLASS_BY_SCHEMES["apk"] = AlpineLinuxVersionRange
     purl_version_class = None
     check_version_class = RANGE_CLASS_BY_SCHEMES.get(purl.type, None)
     if check_version_class:

vulnerabilities/views.py

@@ -32,36 +32,12 @@
 from vulnerabilities.forms import VulnerabilitySearchForm
 from vulnerabilities.severity_systems import EPSS
 from vulnerabilities.severity_systems import SCORING_SYSTEMS
-from vulnerabilities.utils import get_purl_version_class
 from vulnerablecode import __version__ as VULNERABLECODE_VERSION
 from vulnerablecode.settings import env
 
 PAGE_SIZE = 20
 
 
-def purl_sort_key(purl: models.Package):
-    """
-    Return a sort key for the built-in sorted() function when sorting a list
-    of Package objects.  If the Package ``type`` is supported by univers, apply
-    the univers version class to the Package ``version``, and otherwise use the
-    ``version`` attribute as is.
-    """
-    purl_version_class = get_purl_version_class(purl)
-    purl_sort_version = purl.version
-    if purl_version_class:
-        purl_sort_version = purl_version_class(purl.version)
-    return (purl.type, purl.namespace, purl.name, purl_sort_version, purl.qualifiers, purl.subpath)
-
-
-def get_purl_version_class(purl: models.Package):
-    RANGE_CLASS_BY_SCHEMES["apk"] = AlpineLinuxVersionRange
-    purl_version_class = None
-    check_version_class = RANGE_CLASS_BY_SCHEMES.get(purl.type, None)
-    if check_version_class:
-        purl_version_class = check_version_class.version_class
-    return purl_version_class
-
-
 class PackageSearch(ListView):
     model = models.Package
     template_name = "packages.html"