Use mozilla-version for version sorting instead of packaging.LegacyVe…

…rsion. Fixes mozilla#635

As packaging.LegacyVersion is gone, and packaging.Version produces
too many errors, use the various version classes from mozilla_version.gecko
when looking for the latest version of a supported application.

mozdownload/scraper.py

@@ -33,6 +33,11 @@
 APPLICATIONS_TO_FTP_DIRECTORY = {'fennec': 'mobile'}
 # Used if the application is named differently then the binary on the server
 APPLICATIONS_TO_BINARY_NAME = {'devedition': 'firefox'}
+# Used when sorting versions
+APPLICATIONS_TO_VERSION_CLASS = {'devedition': 'DeveditionVersion',
+                                 'firefox': 'FirefoxVersion',
+                                 'fennec': 'FennecVersion',
+                                 'thunderbird': 'ThunderbirdVersion'}
 
 # Base URL for the path to all builds
 BASE_URL = 'https://archive.mozilla.org/pub/'
@@ -668,8 +673,9 @@ def query_versions(self, version=None):
         parser = self._create_directory_parser(url)
         if version:
             versions = parser.filter(RELEASE_AND_CANDIDATE_LATEST_VERSIONS[version])
-            from packaging.version import LegacyVersion
-            versions.sort(key=LegacyVersion)
+            from mozilla_version import gecko
+            MozVersion = getattr(gecko, APPLICATIONS_TO_VERSION_CLASS[self.application])
+            versions.sort(key=MozVersion.parse)
             return [versions[-1]]
         else:
             return parser.entries

requirements.txt

@@ -1,6 +1,6 @@
 mozinfo >= 1.0.0
-packaging >= 19.0
 progressbar2 >= 3.34.3
 redo==2.0.4
 requests >= 2.21.0, <3.0.0
 treeherder-client >= 5.0.0, <6.0.0
+mozilla-version >= 1.2.0

requirements/tests.txt

@@ -1,5 +1,4 @@
 coveralls[yaml]==3.3.1
-packaging==21.3.0
 pytest==7.2.1
 pytest-cov==4.0.0
 pytest-mock==3.10.0