catches and logs census api exceptions

lib/tasks/users.rake

@@ -25,13 +25,17 @@ namespace :users do
   desc "Associates a geozone to each user who doesn't have it already but has validated his residence using the census API"
   task assign_geozones: :environment do
     User.residence_verified.where(geozone_id: nil).find_each do |u|
-      response = CensusApi.new.call(u.document_type, u.document_number)
-      if response.valid?
-        u.geozone = Geozone.where(census_code: response.district_code).first
-        u.save
-        print "."
-      else
-        print "X"
+      begin
+        response = CensusApi.new.call(u.document_type, u.document_number)
+        if response.valid?
+          u.geozone = Geozone.where(census_code: response.district_code).first
+          u.save
+          print "."
+        else
+          print "X"
+        end
+      rescue
+        puts "Could not assign geozone for user: #{u.id}"
       end
     end
   end