new: Script to delete a feed and reimport it

Fix #9

tools/reimport_feed.py

@@ -0,0 +1,22 @@
+#!/usr/bin/env python3
+
+from vulnerabilitylookup import VulnerabilityLookup
+
+vl = VulnerabilityLookup()
+
+
+def reimport_feed():
+    for source in vl.get_sources():
+        data = input(f'Do you want to reimport {source} from scratch?\n\tIf yes, type the name of the source. Otherwise, hit enter.')
+        if data == source:
+            if vl.del_source(source):
+                print(f'{source} deleted.')
+            else:
+                print(f'Unable to delete {source}')
+        else:
+            print(f'*not* deleting {source}')
+
+
+if __name__ == "__main__":
+    print('Any feed you remove with this script will be reimported from scratch next time the feeder runs.')
+    reimport_feed()

vulnerabilitylookup/__init__.py

@@ -0,0 +1 @@
+from .vulnerabilitylookup import VulnerabilityLookup

vulnerabilitylookup/vulnerabilitylookup.py

@@ -63,6 +63,9 @@ def get_sources(self) -> Set[str]:
         last_updates = self.storage.hgetall('last_updates')
         return {name for name in last_updates.keys()}
 
+    def del_source(self, source: str) -> bool:
+        return self.storage.hdel('last_updates', source)
+
     def get_info(self):
         last_updates = self.storage.hgetall('last_updates')