peewee | a small , expressive orm -- supports postgresql , mysql | Database library
kandi X-RAY | peewee Summary
kandi X-RAY | peewee Summary
a small, expressive orm -- supports postgresql, mysql and sqlite
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Top functions reviewed by kandi - BETA
- Prints the table of tables
- Return the field definition for this column
- Return a list of the indexes for a given table
- Returns the query parameters for this field
- Compute bm25 score
- Create weights from raw weights
- Parse match info
- Process row data
- Expands endswith
- Return an option parser
- Prefetch a query
- Resolve a conflict update statement
- Create a rename statement for a column
- Computes the score of a match
- Execute a SQL statement
- Return a dictionary mapping column names to column types
- Perform conflict update on a conflict
- Get the indexes of a table
- Bind a field to a model
- Filters the expression according to the given arguments
- Setup the recipe
- Returns a list of conflict updates
- Saves the object to the database
- Connects to the pool
- Prints out a table
- Searches through the GA
peewee Key Features
peewee Examples and Code Snippets
from playhouse.cockroachdb import CockroachDatabase
db = CockroachDatabase('my_app', user='root', host='10.1.0.8')
db = CockroachDatabase('postgresql://root:secret@host:26257/defaultdb...')
db = CockroachDatabase(
'my_app',
user='root',
But Pydantic also uses the term "**model**" to refer to something different, the data validation, conversion, and documentation classes and instances.
{!../../../docs_src/sql_databases_peewee/sql_app/models.py!}
It will automatically add an `id` at
This was useful in older frameworks designed to have one single thread per request, no more, no less.
Using this, each request would have its own database connection/session, which is the actual final goal.
But FastAPI, using the new async features
import datetime
from flask import Flask
from flask import g
from flask import redirect
from flask import request
from flask import session
from flask import url_for, abort, render_template, flash
from functools import wraps
from hashlib import md5
f
import datetime
import functools
import os
import re
import urllib
from flask import (Flask, flash, Markup, redirect, render_template, request,
Response, session, url_for)
from markdown import markdown
from markdown.extensions.cod
try:
from functools import reduce
except ImportError:
pass
import operator
from peewee import *
class Hexastore(object):
def __init__(self, database=':memory:', **options):
if isinstance(database, str):
self.db = Sq
Community Discussions
Trending Discussions on peewee
QUESTION
I have a table in postgres that holds a priority integer for each row. The priority needs to update whenever I add a new row or change the priority of an existing one for all of the other rows in the table.
One way to do it in pure SQL would be with a CASE query:
...ANSWER
Answered 2022-Mar-24 at 00:54You can use peewee.Case
(docs: http://docs.peewee-orm.com/en/latest/peewee/api.html#Case ). It is well documented.
QUESTION
I'm trying to use peewee for the first time, I need to create the table associated with a single model called Applicant. The problem is that the table is being created just with ID field and nothing else
Pewee recomends having a base model class:
...ANSWER
Answered 2022-Mar-23 at 17:50You've used type hinting syntax instead of initialization to define your model fields. It's an easy mistake to make here as you're probably thinking about the database types of each field, but you actually need to initialize the class variables with an instantiated "type object" representing each db column.
Just change :
to =
:
QUESTION
I have some troubles implementing the following query with peewee:
...ANSWER
Answered 2022-Mar-10 at 14:33You probably want to use the .select_from()
method on the subquery:
QUESTION
I have a simple list of dicts I want to insert into my LabelModel table in my postgres DB
...ANSWER
Answered 2022-Mar-10 at 14:28Here is a workaround:
QUESTION
In the Peewee ORM, When a Select
object is iterated over, it becomes exhausted and cannot be used again:
ANSWER
Answered 2022-Feb-25 at 16:09Yes, you can use the clone()
method:
QUESTION
I send requests to a RESTful API. Also I have a PeeWee model to keep the responses. I check the validations with Marshmallow.
In the response body, there is a variable that is not certain data type(Integer or String). I want my PeeWee model have multiple validation.
Here is the example:
...ANSWER
Answered 2022-Feb-11 at 18:12I think you can import post_dump
from marshmallow
. You can then use post_dump
as a decorator method in your schema class.
eg
QUESTION
When I try to save an instance of an object, an error is occurring.
There's my file structure:
ANSWER
Answered 2022-Feb-10 at 19:49The problem was in another table of the database, who was related to first one with ForeignKeyField(HistoryObject, related_name='id')
. The attribute related_name
ruined all of it and after removing the attribute everything worked fine
QUESTION
I'm creating a registration page which contains 3 input fields: name, email, password. In my User model class, I've created a user_role method:
...ANSWER
Answered 2022-Feb-08 at 09:50You have your user_roles
method defined as a class method when it can and should probably be a static method. Also you are calling user_roles
with the email string but the try to access self.email
in the method. Just change that and you are good to go.
QUESTION
I am working with peewee and SQLite on a project. I have two files:
file1.py
...ANSWER
Answered 2022-Jan-27 at 17:11Write a function that creates the class, and call it with the environment variable as an argument.
QUESTION
I have a query like this:
...ANSWER
Answered 2022-Jan-30 at 15:34Use Value
:
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
Vulnerabilities
No vulnerabilities reported
Install peewee
You can use peewee like any standard Python library. You will need to make sure that you have a development environment consisting of a Python distribution including header files, a compiler, pip, and git installed. Make sure that your pip, setuptools, and wheel are up to date. When using pip it is generally recommended to install packages in a virtual environment to avoid changes to the system.
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