Python: Address a few more review comments.

Author: tausbn

python/ql/src/external/ExternalArtifact.qll

@@ -38,7 +38,8 @@ class ExternalData extends @externalDataElement {
     /** Gets the path of the file this data was loaded from. */
     string getDataPath() { externalData(this, result, _, _) }
 
-    /** Gets the path fo the file this data was loaded from, with its
+    /**
+     * Gets the path of the file this data was loaded from, with its
      * extension replaced by `.ql`.
      */
     string getQueryPath() { result = getDataPath().regexpReplaceAll("\\.[^.]*$", ".ql") }

python/ql/src/semmle/python/objects/TObject.qll

@@ -1,4 +1,4 @@
-/** Contains the internal IPA type backing the various values tracked by the points-to implementation. */
+/** Contains the internal algebraic datatype backing the various values tracked by the points-to implementation. */
 
 import python
 private import semmle.python.types.Builtins