Move python files to root folder; remove built docs

miplearn/components/component.py

@@ -0,0 +1,23 @@
+#  MIPLearn: Extensible Framework for Learning-Enhanced Mixed-Integer Optimization
+#  Copyright (C) 2020, UChicago Argonne, LLC. All rights reserved.
+#  Released under the modified BSD license. See COPYING.md for more details.
+
+from abc import ABC, abstractmethod
+
+
+class Component(ABC):
+    """
+    A Component is an object which adds functionality to a LearningSolver.
+    """
+    
+    @abstractmethod
+    def before_solve(self, solver, instance, model):
+        pass
+    
+    @abstractmethod
+    def after_solve(self, solver, instance, model, results):
+        pass
+    
+    @abstractmethod
+    def fit(self, training_instances):
+        pass