Misc cleanup (#73)

* Stop previously running zeroconf instances

* Lots of formatting fixes

* Use f-strings for time delta

* More line fixes

* Update requirements.txt

* More misc cleanup

* Simplify README.md

src/engines/blender/blender_downloader.py

@@ -15,7 +15,6 @@ supported_formats = ['.zip', '.tar.xz', '.dmg']
 
 
 class BlenderDownloader(EngineDownloader):
-
     engine = Blender
 
     @staticmethod
@@ -43,11 +42,13 @@ class BlenderDownloader(EngineDownloader):
             response = requests.get(base_url, timeout=5)
             response.raise_for_status()
 
-            versions_pattern = r'<a href="(?P<file>[^"]+)">blender-(?P<version>[\d\.]+)-(?P<system_os>\w+)-(?P<cpu>\w+).*</a>'
+            versions_pattern = \
+                r'<a href="(?P<file>[^"]+)">blender-(?P<version>[\d\.]+)-(?P<system_os>\w+)-(?P<cpu>\w+).*</a>'
             versions_data = [match.groupdict() for match in re.finditer(versions_pattern, response.text)]
 
             # Filter to just the supported formats
-            versions_data = [item for item in versions_data if any(item["file"].endswith(ext) for ext in supported_formats)]
+            versions_data = [item for item in versions_data if any(item["file"].endswith(ext) for ext in
+                                                                   supported_formats)]
 
             # Filter down OS and CPU
             system_os = system_os or current_system_os()
@@ -105,11 +106,12 @@ class BlenderDownloader(EngineDownloader):
         try:
             logger.info(f"Requesting download of blender-{version}-{system_os}-{cpu}")
             major_version = '.'.join(version.split('.')[:2])
-            minor_versions = [x for x in cls.__get_minor_versions(major_version, system_os, cpu) if x['version'] == version]
+            minor_versions = [x for x in cls.__get_minor_versions(major_version, system_os, cpu) if
+                              x['version'] == version]
             # we get the URL instead of calculating it ourselves. May change this
 
             cls.download_and_extract_app(remote_url=minor_versions[0]['url'], download_location=download_location,
-                                           timeout=timeout)
+                                         timeout=timeout)
         except IndexError:
             logger.error("Cannot find requested engine")
 
@@ -117,5 +119,4 @@ class BlenderDownloader(EngineDownloader):
 if __name__ == '__main__':
     logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(name)s - %(levelname)s - %(message)s')
 
-    print(BlenderDownloader.__get_major_versions())
-
+    print(BlenderDownloader.find_most_recent_version())