<s> from bookshelf import get_model <EOL> from flask import Blueprint , redirect , render_template , request , url_for <EOL> crud = Blueprint ( '<STR_LIT>' , __name__ ) <EOL> @ crud . route ( "<STR_LIT:/>" ) <EOL> def list ( ) : <EOL> token = request . args . get ( '<STR_LIT>' , None ) <EOL> if token : <EOL> token = token . encode ( '<STR_LIT:utf-8>' ) <EOL> books , next_page_token = get_model ( ) . list ( cursor = token ) <EOL> return render_template ( <EOL> "<STR_LIT>" , <EOL> books = books , <EOL> next_page_token = next_page_token ) <EOL> @ crud . route ( '<STR_LIT>' ) <EOL> def view ( id ) : <EOL> book = get_model ( ) . read ( id ) <EOL> return render_template ( "<STR_LIT>" , book = book ) <EOL> @ crud . route ( '<STR_LIT>' , methods = [ '<STR_LIT:GET>' , '<STR_LIT:POST>' ] ) <EOL> def add ( ) : <EOL> if request . method == '<STR_LIT:POST>' : <EOL> data = request . form . to_dict ( flat = True ) <EOL> book = get_model ( ) . create ( data ) <EOL> return redirect ( url_for ( '<STR_LIT>' , id = book [ '<STR_LIT:id>' ] ) ) <EOL> return render_template ( "<STR_LIT>" , action = "<STR_LIT>" , book = { } ) <EOL> @ crud . route ( '<STR_LIT>' , methods = [ '<STR_LIT:GET>' , '<STR_LIT:POST>' ] ) <EOL> def edit ( id ) : <EOL> book = get_model ( ) . read ( id ) <EOL> if request . method == '<STR_LIT:POST>' : <EOL> data = request . form . to_dict ( flat = True ) <EOL> book = get_model ( ) . update ( data , id ) <EOL> return redirect ( url_for ( '<STR_LIT>' , id = book [ '<STR_LIT:id>' ] ) ) <EOL> return render_template ( "<STR_LIT>" , action = "<STR_LIT>" , book = book ) <EOL> @ crud . route ( '<STR_LIT>' ) <EOL> def delete ( id ) : <EOL> get_model ( ) . delete ( id ) <EOL> return redirect ( url_for ( '<STR_LIT>' ) ) </s>
