#NEWLINE# def forwards( self , orm ) : #NEWLINE# #INDENT# db . add_column ( 'archives_file' , 'archive_link' , self . gf ( 'django.db.models.fields.URLField' ) ( max_length = 255 , null = True , blank = True ) , keep_default = False ) #NEWLINE# try : #NEWLINE# #INDENT# m2m_table_name = db . shorten_name ( 'archives_file_mirror_site' ) #NEWLINE# db . create_table ( m2m_table_name , ( ( 'id' , models . AutoField ( verbose_name = 'ID' , primary_key = True , auto_created = True ) ) , ( 'file' , models . ForeignKey ( orm [ 'archives.file' ] , null = False ) ) , ( 'site' , models . ForeignKey ( orm [ 'sites.site' ] , null = False ) ) ) ) #NEWLINE# db . create_unique ( m2m_table_name , [ 'file_id' , 'site_id' ] ) #NEWLINE# #UNINDENT# except : #NEWLINE# #INDENT# pass #NEWLINE# #UNINDENT# db . alter_column ( 'archives_file' , 'archive' , self . gf ( 'django.db.models.fields.files.FileField' ) ( max_length = 255 , null = True ) )