Get your package started by converting scripts you have already written. You'll create a simple package which you can use on your own computer.

Starting a package

Modules, packages and subpackages

From script to package

Putting your package to work

Documentation

Writing function documentation with pyment

Writing function documentation with pyment II

Package and module documentation

Structuring imports

Sibling imports

Importing from parents

Exposing functions to users

From Loose Code to Local Package

Make your package installable for yourself and others. In this chapter, you'll learn to deal with dependencies,  write READMEs, and include licenses. You'll also complete all the steps to publish your package on PyPI—the main home of Python packages.

Menginstal paket Anda sendiri

# Import required functions
____

# Call setup function
____(
    author="<your-name>",
    description="____",
    name="____",
    packages=____(____=____),
    version="____",
)


# Import required functions
from setuptools import setup, find_packages

# Call setup function
setup(
    author="<your-name>",
    description="A package for converting imperial lengths and weights.",
    name="impyrial",
    packages=find_packages(include=["impyrial", "impyrial.*"]),
    version="0.1.0",
)


Menambahkan skrip setup

import impyrial

result = impyrial.length.convert_unit(10, 'in', 'yd')
print(result)


# Run this to install the package locally
pip install -e .


Menginstal paket Anda secara lokal

"""Conversions between ounces and larger imperial weight units"""
OUNCES_PER_POUND = 160  # 16 ounces in a pound
OUNCES_PER_STONE = OUNCES_PER_POUND * 14.0  # 14 pounds in a stone

UNITS = ("oz", "lb", "st")


def ounces_to_pounds(x, reverse=False):
    """Convert weights between ounces and pounds.

    Parameters
    ----------
    x : array_like
        Weights in pounds.
    reverse : bool, optional
        If this is set to true this function converts from pounds to ounces
        instead of the default behaviour of ounces to pounds.

    Returns
    -------
    ndarray
        An array of converted weights with the same shape as `x`. If `x` is a
        0-d array, then a scalar is returned.
    """
    if reverse:
        return x * OUNCES_PER_POUND
    else:
        return x / OUNCES_PER_POUND


def ounces_to_stone(x, reverse=False):
    """Convert weights between ounces and stone.

    Parameters
    ----------
    x : array_like
        Weights in stone.
    reverse : bool, optional
        If this is set to true this function converts from stone to ounces
        instead of the default behaviour of ounces to stone.

    Returns
    -------
    ndarray
        An array of converted weights with the same shape as `x`. If `x` is a
        0-d array, then a scalar is returned.
    """
    if reverse:
        return x * OUNCES_PER_STONE
    else:
        return x / OUNCES_PER_STONE


import impyrial

result = impyrial.weight.convert_unit(2, 'lb', 'oz')
print(result)


"""Conversions between ounces and larger imperial weight units"""
OUNCES_PER_POUND = 16.0  # 16 ounces in a pound
OUNCES_PER_STONE = OUNCES_PER_POUND * 14.0  # 14 pounds in a stone

UNITS = ("oz", "lb", "st")


def ounces_to_pounds(x, reverse=False):
    """Convert weights between ounces and pounds.

    Parameters
    ----------
    x : array_like
        Weights in pounds.
    reverse : bool, optional
        If this is set to true this function converts from pounds to ounces
        instead of the default behaviour of ounces to pounds.

    Returns
    -------
    ndarray
        An array of converted weights with the same shape as `x`. If `x` is a
        0-d array, then a scalar is returned.
    """
    if reverse:
        return x * OUNCES_PER_POUND
    else:
        return x / OUNCES_PER_POUND


def ounces_to_stone(x, reverse=False):
    """Convert weights between ounces and stone.

    Parameters
    ----------
    x : array_like
        Weights in stone.
    reverse : bool, optional
        If this is set to true this function converts from stone to ounces
        instead of the default behaviour of ounces to stone.

    Returns
    -------
    ndarray
        An array of converted weights with the same shape as `x`. If `x` is a
        0-d array, then a scalar is returned.
    """
    if reverse:
        return x * OUNCES_PER_STONE
    else:
        return x / OUNCES_PER_STONE


Memanfaatkan pemasangan editable

Menangani dependensi

from setuptools import setup, find_packages

# Add install requirements
setup(
    author="<your-name>",
    description="A package for converting imperial lengths and weights.",
    name="impyrial",
    packages=find_packages(include=["impyrial", "impyrial.*"]),
    version="0.1.0",
    ____=____,
)


from setuptools import setup, find_packages

# Add install requirements
setup(
    author="<your-name>",
    description="A package for converting imperial lengths and weights.",
    name="impyrial",
    packages=find_packages(include=["impyrial", "impyrial.*"]),
    version="0.1.0",
    install_requires=['numpy>=1.10', 'pandas'],
)


Dependensi pengguna

# Run this script to install the package locally
pip freeze > requirements.txt


Dependensi pengembangan

Menyertakan lisensi dan menulis README

____

A package for converting between imperial unit lengths and weights.

This package was created for the ____DataCamp____ course "Developing Python Packages".

### Features

- Convert lengths between miles, yards, feet and inches.
- Convert weights between hundredweight, stone, pounds and ounces.

### Usage

____
import impyrial

# Convert 500 miles to feet
impyrial.length.convert_unit(500, from_unit='yd', to_unit='ft')  # returns 1500.0

# Convert 100 ounces to pounds
impyrial.weight.convert_unit(100, from_unit='oz', to_unit='lb')  # returns 6.25
____


# impyrial

A package for converting between imperial unit lengths and weights.

This package was created for the [DataCamp](https://www.datacamp.com) course "Developing Python Packages".

### Features

- Convert lengths between miles, yards, feet and inches.
- Convert weights between hundredweight, stone, pounds and ounces.

### Usage

```
import impyrial

# Convert 500 miles to feet
impyrial.length.convert_unit(500, from_unit='yd', to_unit='ft')  # returns 1500.0

# Convert 100 ounces to pounds
impyrial.weight.convert_unit(100, from_unit='oz', to_unit='lb')  # returns 6.25
```


Menulis README

# impyrial

A package for converting between imperial unit lengths and weights.

This package was created for the [DataCamp](https://www.datacamp.com) course Developing Python Packages.

### Features

- Convert lengths between miles, yards, feet and inches.
- Convert weights between hundredweight, stone, pounds and ounces.

### Usage

```
import impyrial

# convert 500 miles to feet
impyrial.length.convert_unit(500, from_unit='yd', to_unit='ft')  # returns 1500.0

# convert 100 ounces to pounds
impyrial.weight.convert_unit(100, from_unit='oz', to_unit='lb')  # returns 6.25
```


MANIFEST - Menyertakan berkas tambahan dalam paket Anda

Menerbitkan paket Anda

# Run this code to complete the exercise
python3 setup.py sdist bdist_wheel


Membangun distribusi

# Run the following in the terminal:
# twine upload dist/*


Mengunggah distribusi

Install Your Package from Anywhere

Bring your package up to a professional standard. Discover how to use pytest to guard against errors, tox to test if your package functions with multiple versions of Python, and flake8 to maintain great code style.

Testing your package

Creating the test directory

Writing some basic tests

Running your tests

Testing your package with different environments

Setting up tox

Running tox

Keeping your package stylish

Appropriate style filtering

Using flake8 to tidy up a file

Ignoring specific errors

Configuring flake8

Increasing Your Package Quality

Create your packages more quickly. In this final chapter, you’ll learn how to use cookiecutter to generate all the supporting files your package needs, Makefiles to simplify releasing new versions, and be introduced to the last few files your package needs to attract users and contributors.

Faster package development with templates

Using package templates

Version numbers and history

CONTRIBUTING.md

History file

Tracking version number with bumpversion

Makefiles and classifiers

PyPI classifiers

Using makefiles

Wrap-up

Rapid Package Development

Apakah Anda sering menyalin dan menempelkan kode yang sama antar berkas, dan berharap lebih mudah untuk digunakan kembali serta dibagikan? Membungkus kode Anda ke dalam paket Python dapat membantu! Di kursus ini, Anda akan mempelajari struktur paket dan berkas tambahan yang diperlukan untuk mengubah kode lepas menjadi paket yang mudah digunakan. Anda juga akan mempelajari struktur import, dokumentasi, dan cara menjaga gaya kode menggunakan flake8. Selanjutnya, Anda akan mempercepat pengembangan paket dengan membangun templat, menggunakan cookiecutter untuk membuat kerangka paket. Terakhir, Anda akan belajar cara menggunakan setuptools dan twine untuk membangun dan menerbitkan paket Anda ke PyPI—panggung dunia bagi paket Python.

Introduction to Shell

Writing Functions in Python

Pelajari struktur paket, impor, dokumentasi, gaya kode, buat template, dan gunakan alat setup.

Mengembangkan Paket Python

Pelajari cara membuat paket Python sendiri agar kode Anda lebih mudah digunakan dan dibagikan dengan orang lain.

Menulis README

Mengembangkan Paket Python

Latihan interaktif praktis