Mention new classes

Author: ahmedfgad

docs/md/pygad.md

@@ -64,6 +64,33 @@ If the 2 parameters `mutation_type` and `crossover_type` are `None`, this disabl
 
 The parameters are validated by calling the `validate_parameters()` method of the `utils.validation.Validation` class within the constructor. If at least a parameter is not correct, an exception is thrown and the `valid_parameters` attribute is set to `False`.
 
+# Extended Classes
+
+To make the library modular and structured, different scripts are created where each script has one or more classes. Each class has its own objective.
+
+This is the list of scripts and classes within them where the `pygad.GA` class extends:
+
+1. `utils/engine.py`:
+   1. `utils.engine.GAEngine`: 
+2. `utils/validation.py`
+   1. `utils.validation.Validation`
+3. `utils/parent_selection.py`
+   1. `utils.parent_selection.ParentSelection`
+4. `utils/crossover.py`
+   1. `utils.crossover.Crossover`
+5. `utils/mutation.py`
+   1. `utils.mutation.Mutation`
+6. `utils/nsga2.py`
+   1. `utils.nsga2.NSGA2`
+7. `helper/unique.py`
+   1. `helper.unique.Unique` 
+8. `helper/misc.py`
+   1. `helper.misc.Helper`
+9. `visualize/plot.py`
+   1. `visualize.plot.Plot` 
+
+Since the `pygad.GA` class extends such classes, the attributes and methods inside them can be retrieved by instances of the `pygad.GA` class.
+
 ## Class Attributes
 
 * `supported_int_types`: A list of the supported types for the integer numbers.
@@ -76,6 +103,8 @@ All the parameters and functions passed to the `pygad.GA` class constructor are
 
 The next 2 subsections list such attributes and methods.
 
+> The `GA` class gains the attributes of its parent classes via inheritance, making them accessible through the `GA` object even if they are defined externally to its specific class body.
+
 ### Other Attributes
 
 - `generations_completed`:  Holds the number of the last completed generation.
@@ -142,33 +171,6 @@ Accepts the following parameter:
 
 Returns the genetic algorithm instance.
 
-# Extended Classes
-
-To make the library modular and structured, different scripts are created where each script has one or more classes. Each class has its own objective.
-
-This is the list of scripts and classes within them where the `pygad.GA` class extends:
-
-1. `utils/engine.py`:
-   1. `utils.engine.GAEngine`: 
-2. `utils/validation.py`
-   1. `utils.validation.Validation`
-3. `utils/parent_selection.py`
-   1. `utils.parent_selection.ParentSelection`
-4. `utils/crossover.py`
-   1. `utils.crossover.Crossover`
-5. `utils/mutation.py`
-   1. `utils.mutation.Mutation`
-6. `utils/nsga2.py`
-   1. `utils.nsga2.NSGA2`
-7. `helper/unique.py`
-   1. `helper.unique.Unique` 
-8. `helper/misc.py`
-   1. `helper.misc.Helper`
-9. `visualize/plot.py`
-   1. `visualize.plot.Plot` 
-
-Since the `pygad.GA` class extends such classes, the attributes and methods inside them can be retrieved by instances of the `pygad.GA` class.
-
 # Steps to Use `pygad`
 
 To use the `pygad` module, here is a summary of the required steps: 

docs/source/pygad.rst

@@ -455,6 +455,56 @@ method of the ``utils.validation.Validation`` class within the
 constructor. If at least a parameter is not correct, an exception is
 thrown and the ``valid_parameters`` attribute is set to ``False``.
 
+Extended Classes
+================
+
+To make the library modular and structured, different scripts are
+created where each script has one or more classes. Each class has its
+own objective.
+
+This is the list of scripts and classes within them where the
+``pygad.GA`` class extends:
+
+1. ``utils/engine.py``:
+
+   1. ``utils.engine.GAEngine``:
+
+2. ``utils/validation.py``
+
+   1. ``utils.validation.Validation``
+
+3. ``utils/parent_selection.py``
+
+   1. ``utils.parent_selection.ParentSelection``
+
+4. ``utils/crossover.py``
+
+   1. ``utils.crossover.Crossover``
+
+5. ``utils/mutation.py``
+
+   1. ``utils.mutation.Mutation``
+
+6. ``utils/nsga2.py``
+
+   1. ``utils.nsga2.NSGA2``
+
+7. ``helper/unique.py``
+
+   1. ``helper.unique.Unique``
+
+8. ``helper/misc.py``
+
+   1. ``helper.misc.Helper``
+
+9. ``visualize/plot.py``
+
+   1. ``visualize.plot.Plot``
+
+Since the ``pygad.GA`` class extends such classes, the attributes and
+methods inside them can be retrieved by instances of the ``pygad.GA``
+class.
+
 Class Attributes
 ----------------
 
@@ -479,6 +529,10 @@ attributes and methods added to the instances of the ``pygad.GA`` class:
 
 The next 2 subsections list such attributes and methods.
 
+   The ``GA`` class gains the attributes of its parent classes via
+   inheritance, making them accessible through the ``GA`` object even if
+   they are defined externally to its specific class body.
+
 Other Attributes
 ~~~~~~~~~~~~~~~~
 
@@ -672,56 +726,6 @@ Accepts the following parameter:
 
 Returns the genetic algorithm instance.
 
-Extended Classes
-================
-
-To make the library modular and structured, different scripts are
-created where each script has one or more classes. Each class has its
-own objective.
-
-This is the list of scripts and classes within them where the
-``pygad.GA`` class extends:
-
-1. ``utils/engine.py``:
-
-   1. ``utils.engine.GAEngine``:
-
-2. ``utils/validation.py``
-
-   1. ``utils.validation.Validation``
-
-3. ``utils/parent_selection.py``
-
-   1. ``utils.parent_selection.ParentSelection``
-
-4. ``utils/crossover.py``
-
-   1. ``utils.crossover.Crossover``
-
-5. ``utils/mutation.py``
-
-   1. ``utils.mutation.Mutation``
-
-6. ``utils/nsga2.py``
-
-   1. ``utils.nsga2.NSGA2``
-
-7. ``helper/unique.py``
-
-   1. ``helper.unique.Unique``
-
-8. ``helper/misc.py``
-
-   1. ``helper.misc.Helper``
-
-9. ``visualize/plot.py``
-
-   1. ``visualize.plot.Plot``
-
-Since the ``pygad.GA`` class extends such classes, the attributes and
-methods inside them can be retrieved by instances of the ``pygad.GA``
-class.
-
 Steps to Use ``pygad``
 ======================