FIX: remove typos

src/caoscrawler/crawl.py

@@ -726,7 +726,7 @@ class Crawler(object):
             # 2. Can it be identified via a path?
             # 3. Is it in the cache of already checked Records?
             # 4. Can it be checked on the remote server?
-            # 5. Does it have to be new since a needed referenc is missing?
+            # 5. Does it have to be new since a needed reference is missing?
             for i in reversed(range(len(flat))):
                 record = flat[i]
                 identifiable = self.identifiableAdapter.get_identifiable(record)
@@ -742,17 +742,17 @@ class Crawler(object):
                     del flat[i]
                 # 2. Can it be identified via a path?
                 elif record.path is not None:
-                    exiting = self._get_entity_by_path(record.path)
-                    if exiting is None:
+                    existing = self._get_entity_by_path(record.path)
+                    if existing is None:
                         to_be_inserted.append(record)
                         self.add_to_remote_missing_cache(record)
                         del flat[i]
                     else:
-                        record.id = exiting.id
+                        record.id = existing.id
                         # TODO check the following copying of _size and _checksum
                         # Copy over checksum and size too if it is a file
-                        record._size = exiting._size
-                        record._checksum = exiting._checksum
+                        record._size = existing._size
+                        record._checksum = existing._checksum
                         to_be_updated.append(record)
                         self.add_to_remote_existing_cache(record)
                         del flat[i]
@@ -785,7 +785,7 @@ class Crawler(object):
                         del flat[i]
                     resolved_references = True
 
-                # 5. Does it have to be new since a needed referenc is missing?
+                # 5. Does it have to be new since a needed reference is missing?
                 # (Is it impossible to check this record because an identifiable references a
                 # missing record?)
                 elif self._has_missing_object_in_references(identifiable):