#NEWLINE# def __init__( self , * entities ) : #NEWLINE# #INDENT# entities = list ( entities ) #NEWLINE# for ( i , entity ) in enumerate ( entities ) : #NEWLINE# #INDENT# if isinstance ( entity , Entity ) : #NEWLINE# #INDENT# continue #NEWLINE# #UNINDENT# else : #NEWLINE# #INDENT# if ( entity is None ) : #NEWLINE# #INDENT# entities [ i ] = Node ( ) #NEWLINE# #UNINDENT# else : #NEWLINE# #INDENT# if isinstance ( entity , dict ) : #NEWLINE# #INDENT# entities [ i ] = Node ( ** entity ) #NEWLINE# #UNINDENT# #UNINDENT# #UNINDENT# #UNINDENT# for ( i , entity ) in enumerate ( entities ) : #NEWLINE# #INDENT# try : #NEWLINE# #INDENT# start_node = entities [ ( i - 1 ) ] . end_node ( ) #NEWLINE# end_node = entities [ ( i + 1 ) ] . start_node ( ) #NEWLINE# #UNINDENT# except ( IndexError , AttributeError ) : #NEWLINE# #INDENT# pass #NEWLINE# #UNINDENT# else : #NEWLINE# #INDENT# if isinstance ( start_node , string ) : #NEWLINE# #INDENT# entities [ i ] = Relationship ( start_node , entity , end_node ) #NEWLINE# #UNINDENT# else : #NEWLINE# #INDENT# if ( isinstance ( entity , tuple ) and ( len ( entity ) == 2 ) ) : #NEWLINE# #INDENT# ( t , properties ) = entity #NEWLINE# entities [ i ] = Relationship ( start_node , t , end_node , ** properties ) #NEWLINE# #UNINDENT# #UNINDENT# #UNINDENT# #UNINDENT# Walkable . __init__ ( self , walk ( * entities ) )