python-technical-primitives

General-purpose Python utilities (datetime, text, patterns).

Installation

pip install python-technical-primitives

Usage

Datetime Utilities

from python_technical_primitives.datetime import utc_now, add_days, is_expired

now = utc_now()
future = add_days(now, 7)
expired = is_expired(now)  # False

Text Utilities

from python_technical_primitives.text import to_snake_case, sanitize_filename

snake = to_snake_case("HelloWorld")  # "hello_world"
safe = sanitize_filename("my file?.txt")  # "my_file.txt"

Specification Pattern

from python_technical_primitives.patterns import Specification

class AdultSpec(Specification[User]):
    description = "User must be 18+"
    def is_satisfied_by(self, user):
        return user.age >= 18

class VerifiedSpec(Specification[User]):
    description = "User must be verified"
    def is_satisfied_by(self, user):
        return user.verified

# Combine specifications
spec = AdultSpec() & VerifiedSpec()
if spec(user):
    print("User is adult and verified")
else:
    print(f"Errors: {spec.errors}")

Features

• ✅ Zero dependencies
• ✅ Framework-agnostic
• ✅ Type-safe
• ✅ Well-tested utilities

License

MIT