Added formatter structure and a boolean value formatter (#354)

* added formatter structure and a boolean value formatter

---------

Co-authored-by: Awni Hannun <awni@apple.com>

python/src/array.cpp

@@ -520,6 +520,9 @@ class ArrayPythonIterator {
 };
 
 void init_array(py::module_& m) {
+  // Set Python print formatting options
+  mlx::core::global_formatter.capitalize_bool = true;
+
   // Types
   py::class_<Dtype>(
       m,