Make documentation more concise

Author: jesse-sony

docs/advanced/exceptions.rst

@@ -75,6 +75,7 @@ Registering custom translators
 
 If the default exception conversion policy described above is insufficient,
 pybind11 also provides support for registering custom exception translators.
+
 Similar to pybind11 classes, exception translators can be local to the module
 they are defined in or global to the entire python session.  To register a simple
 exception conversion that translates a C++ exception into a new Python exception
@@ -101,7 +102,6 @@ parameter, a `handle`:
 .. code-block:: cpp
 
     py::register_exception<CppExp>(module, "PyExp", PyExc_RuntimeError);
-    py::register_local_exception<CppExp>(module, "PyExp", PyExc_RuntimeError);
 
 Then `PyExp` can be caught both as `PyExp` and `RuntimeError`.
 
@@ -178,10 +178,9 @@ section.
 Local vs Global Exception Translators
 =====================================
 
-Similar to how the ``py::module_local`` flag allows uesrs to limit a bound class
-to a single compiled module to prevent name collisions. When a global exception
-translator is registered, it will be applied across all modules in the reverse
-order of registration. This can create behavior where the order of module import
+When a global exception translator is registered, it will be applied across all
+modules in the reverse order of registration. When there are multiple pybind11
+modules being loaded, this can create behavior where the order of module import
 influences how exceptions are translated.
 
 If module1 has the following translator:
@@ -210,7 +209,7 @@ and module2 has the following similar translator:
 
 then which translator handles the invalid_argument will be determined by the
 order that module1 and module2 are imported. Since exception translators are
-applied in the reverse order of registration, which ever module was imported
+applied in the reverse order of registration, whichever module was imported
 last will "win" and that translator will be applied.
 
 If there are multiple pybind11 modules that share exception types (either