Hello, 

Good day to all!

please, can someone help solve this below issue : Thanks!

i am using odoo 13 in windows 10. and i am trying to make a book price field with below code for my library app :

MY MODEL .PY FILE IS AS BELOW :

from odoo import models, fields

from odoo.addons import decimal_precision as dp

class LibraryBook(models.Model):

    cost_price = fields.Float(

        'Book Cost', digits=dp.get_precision('Book Price'))

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MY LIBRARY_BOOK.XML FILE IS AS BELOW :

<field name="cost_price"/>

when i upgrade i get below error.