Top 3 Python validation-library Projects

awesome-pattern-matching

2 107 1.3 Python

Pattern Matching for Python 3.7+ in a simple, yet powerful, extensible manner.
okjson

2 5 2.5 Python

A fast, simple, and pythonic JSON Schema Validator.
InfluxDB

www.influxdata.com featured

Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
fastapi-email-validation-server

1 3 5.0 Python

Email Validation API 🚀 - Efficient and precise email validation API built with FastAPI in Python. Validate single and bulk emails with general rules, disposable blocklist, and MX record checks. Easy to use, open-source, and ready for contributions!

Project mention: 3- Your First FastApi+JWT token | dev.to | 2024-01-01

from sqlmodel import Field, SQLModel, Session, create_engine,select from passlib.context import CryptContext from datetime import datetime from sqlalchemy import UniqueConstraint from fastapi import HTTPException from email_validator import EmailNotValidError, validate_email from disposable_email_domains import blocklist sqlite_file_name = "database.db" sqlite_url = f"sqlite:///{sqlite_file_name}" connect_args = {"check_same_thread": False} engine = create_engine(sqlite_url, echo=True, connect_args=connect_args) def create_db_and_tables(): SQLModel.metadata.create_all(engine) class User(SQLModel, table=True): __table_args__ = (UniqueConstraint("email"),) username: str = Field( primary_key=True) fullname: str email: str hashed_password: str join: datetime = Field(default=datetime.utcnow()) disabled: bool = Field(default=False) # to hash the passowrd as we did before pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto") def hash_password(password: str): return pwd_context.hash(password) ##https://github.com/s-azizkhan/fastapi-email-validation-server/blob/main/main.py def validate_email_data(email: str): try: # Validate against general email rules v = validate_email(email, check_deliverability=True) # Check if the domain is in the disposable email blocklist domain = email.split("@")[1] if domain in blocklist: raise HTTPException( status_code=400, detail=f"Disposable email addresses are not allowed: {email}", ) return True except EmailNotValidError as e: return False except Exception as e: return False def validate_data(user: User): return validate_email_data(user.email) and type(user.username) == str def get_user(username: str): with Session(engine) as session: user = session.get(User, username) return user def add_user(user: User): exist_user = get_user(user.username) if not exist_user: with Session(engine) as session: session.add(user,_warn=True) session.commit() else: raise HTTPException(status_code=409, detail=f"user {exist_user.fullname} exists and username is {exist_user.username}") def get_all_users(): with Session(engine) as session: statement = select(User) users = session.exec(statement).fetchall() return users adrianholland = User( username = "adrianholland", fullname = "Adrian Holland", email = "[email protected]", hashed_password = hash_password("a1dri2an5@6holl7and")) def initiate_admin(): admin = get_user("adrianholland") if not admin: add_user(adrianholland)

NOTE: The open source projects on this list are ordered by number of github stars. The number of mentions indicates repo mentiontions in the last 12 Months or since we started tracking (Dec 2020).