Added more docstrings to forms and fields

paramecio2/libraries/db/extrafields/parentfield.py

@@ -7,8 +7,16 @@ from paramecio2.libraries.db.coreforms import SelectModelForm
 from flask import request
 
 class ParentField(IntegerField):
+    """Field used for create fields used by save a parent id from a row in db."""
     
     def __init__(self, name, size=11, required=False, field_name='name'):
+        """
+        Args:
+            name (str): The name of field
+            size (int): The size of the new field in database. By default 11.
+            required (bool): Boolean for define if field is required or not
+            field_name (str): The name of the field used for identify the father row of the db.
+        """
         
         super().__init__(name, size, required)