EntityFrameworkContext is the class that dynamically loads its configuration from the assembly

EntityFrameworkContext.cs

public class EntityFrameworkContext<TContext> : DbContext, IEntityFrameworkContext where TContext : DbContext
{
	public ObjectContext ObjectContext { get { return ((IObjectContextAdapter)this).ObjectContext; } }

	protected EntityFrameworkContext() : base()
	{
		Database.SetInitializer<TContext>(null);
	}

	protected EntityFrameworkContext(string nameOrConnectionString) : base(nameOrConnectionString)
	{
		Database.SetInitializer<TContext>(null);
	}

	public IDbSet<TEntity> GetDbSetOf<TEntity>() where TEntity : class
	{
		return base.Set<TEntity>();
	}
	
	public void MarkAsAdded(object entity)
	{
		Entry(entity).State = DataEntityState.Added;
	}

	public void MarkAsModified(object entity)
	{
		Entry(entity).State = DataEntityState.Modified;
	}

	public void MarkAsDeleted(object entity)
	{
		Entry(entity).State = DataEntityState.Deleted;
	}

	public void MarkAsUnchanged(object entity)
	{
		Entry(entity).State = DataEntityState.Unchanged;
	}

	public void ExtendQueryTimeout()
	{
		ObjectContext.CommandTimeout = 180;
	}

	protected override void OnModelCreating(DbModelBuilder modelBuilder)
	{
		LoadDynamicModelConfiguration(modelBuilder);
	}

	protected virtual void LoadDynamicModelConfiguration(DbModelBuilder modelBuilder)
	{
		foreach (var modelConfigType in GetDynamicModelConfigurationTypes())
		{

			dynamic modelConfig = Activator.CreateInstance(modelConfigType);
			modelBuilder.Configurations.Add(modelConfig);
		}
	}

	protected virtual IEnumerable<Type> GetDynamicModelConfigurationTypes()
	{
		var types = Assembly.GetAssembly(GetType())
							.GetTypes()
							.GetOpenGenericDecendants(typeof(DynamicEntityTypeConfiguration<>))
							.Where(t => t.Namespace == GetType().Namespace);
		return types;
	}
 }