Fix bug with determining whether a module is "local."

The old code didn't consider the full path of the module, which is what
is contained in `localModules`. But, it still doesn't do what I think it
should do, which makes me believe that the generated CAst is incorrect.

com.ibm.wala.cast.python.jython3/source/com/ibm/wala/cast/python/parser/PythonModuleParser.java

@@ -83,14 +83,14 @@ public CAstNode visitImportFrom(ImportFrom importFrom) throws Exception {
           String moduleName = s.get();
           LOGGER.finer("Module name from " + importFrom + " is: " + moduleName + ".");
 
-          if (!localModules.contains(moduleName + ".py")) {
+          if (!isLocalModule(moduleName)) {
             LOGGER.finer("Module: " + moduleName + ".py" + " isn't local.");
             moduleName = s.get() + "/__init__";
           } else LOGGER.finer("Module: " + moduleName + ".py" + " is local.");
 
           LOGGER.finer("Module name from " + importFrom + " is: " + moduleName + ".");
 
-          if (localModules.contains(moduleName + ".py")) {
+          if (isLocalModule(moduleName)) {
             LOGGER.finer("Module: " + moduleName + ".py" + " is local.");
 
             String yuck = moduleName;
@@ -174,4 +174,8 @@ public static void main(String[] args) throws Exception {
   protected Reader getReader() throws IOException {
     return new InputStreamReader(fileName.getInputStream());
   }
+
+  private boolean isLocalModule(String moduleName) {
+    return localModules.stream().anyMatch(lm -> lm.endsWith(moduleName + ".py"));
+  }
 }