xppl/import_csv.py

#import click
#from flask import Flask
from app import app, db
from app.models import Book, Author
from csv import DictReader
import argparse

ap = argparse.ArgumentParser("import csv into flask")
ap.add_argument("csv", help = "csv file to import")
ap.add_argument("--limit", type=int, default = None, help = "limit to x number of x")
args = ap.parse_args()
with open(args.csv) as f:
    for row in DictReader(f):
        book = Book(row['Title'], '', '', row['Format'], row['Shelf'])
        db.session.add(book)
        authors = row['Author'].split(',')
        authors = [x.strip() for x in authors]
        for author in authors:
            if author:
                a = db.session.query(Author).filter_by(author_name=author).first()
                if a == None:
                    a = Author(author_name=author)
                    db.session.add(a)
                book.authors.append(a)
db.session.commit()



#books = db.session.query(Book).all()