setup.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-
# Imports
import os
import subprocess
import sys
from codecs import open  # To use a consistent encoding
from os import path

from setuptools import find_packages  # Always prefer setuptools over distutils
from setuptools import setup


def print_frog():
    frog = """
     "         _,-.   "
     " ,-. ,--'  o )  "
     " \\(,' '  ,,-'  "
     ",-.\\-.__,\\\\_ "
     "\\(`--'    `\\  "
     ''
    """
    print(frog)


def print_a_header(message="-"):
    """Header

    This function will output a message in a header

    Keyword Arguments:
        message {str} -- [the message string] (default: {"-"})
    """
    print("-".center(60, "-"))
    print(message.center(60, "-"))
    print("-".center(60, "-"))
    print()


def is_tool(name):
    """Check whether `name` is on PATH."""

    from distutils.spawn import find_executable

    return find_executable(name) is not None


def check_if_exiftool_is_already_installed():
    """Requirements

    This function will check if Exiftool is installed
    on your system

    Return: True if Exiftool is Installed
            False if not
    """
    # result = 1
    # command = ["exiftool", "-ver"]

    # with open(os.devnull, "w") as fnull:
    #     result = subprocess.call(command, stdout=fnull, stderr=fnull)
    # # Exiftool is not installed
    # if result != 0:
    if not is_tool("exiftool"):
        print_a_header("Exiftool needs to be installed on your system")
        print_a_header("Visit http://www.sno.phy.queensu.ca/~phil/exiftool/")
        return False
    else:
        return True


# Begin the installation
here = path.abspath(path.dirname(__file__))

setup(
    name="pyexifinfo",
    version="0.4.0",
    description="Simple Metadata extraction using Exiftool",
    url="https://github.com/guinslym/pyexifinfo",
    author="Guinslym",
    author_email="guinslym@gmail.com",
    license="GNU GPLv2",
    packages=["pyexifinfo"],
    classifiers=[
        "Development Status :: 5 - Production/Stable",
        "Intended Audience :: Developers",
        "License :: OSI Approved :: GNU General Public License v3 or later (GPLv3+)",
        "Programming Language :: Python :: 2",
        "Programming Language :: Python :: 2.6",
        "Programming Language :: Python :: 2.7",
        "Programming Language :: Python :: 3",
        "Programming Language :: Python :: 3.2",
        "Programming Language :: Python :: 3.3",
        "Programming Language :: Python :: 3.4",
        "Topic :: Internet :: WWW/HTTP :: Indexing/Search",
    ],
    keywords="exiftool reader stats metadata image linux",
    # packages=find_packages(exclude=['contrib', 'docs', 'tests*']),
)


# result = check_if_exiftool_is_already_installed()
if not is_tool("exiftool"):
    print_frog()
    print_a_header("Exiftool needs to be installed on your system")
    print_a_header("Visit http://www.sno.phy.queensu.ca/~phil/exiftool/")
    print_frog()