CI: Add job to run codespell, a spell checking software

.gitlab-ci.yml

@@ -13,6 +13,15 @@ linting:bandit:
     - bandit -r ./nautilus/ --format txt --skip B101
     - bandit -r ./libmat2 --format txt --skip B101,B404,B603,B405,B314
 
+linting:codespell:
+  image: $CONTAINER_REGISTRY:linting
+  stage: linting
+  script:
+    # Run codespell to check for spelling errors; ignore errors about binary
+    # files, use a config with ignored words and exclude the git directory,
+    # which might contain false positives
+    - codespell -q 2 -I utils/ci/codespell/ignored_words.txt -S .git
+  
 linting:pylint:
   image: $CONTAINER_REGISTRY:linting
   stage: linting

libmat2/parser_factory.py

@@ -56,7 +56,7 @@ def get_parser(filename: str) -> Tuple[Optional[T], Optional[str]]:
             try:
                 return parser_class(filename), mtype
             except ValueError as e:
-                logging.info("Got an exception when trying to instanciate "
+                logging.info("Got an exception when trying to instantiate "
                              "%s for %s: %s", parser_class, filename, e)
                 return None, mtype
     return None, mtype

utils/ci/codespell/ignored_words.txt

@@ -0,0 +1,3 @@
+# Words to be ignored by codespell.
+# Put one word per line and sort alphabetically.
+process'