Начало

.gitignore

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+build
+dist
+*.egg-info
+__pycache__
+*.e4p
+py3x.zip
+

Makefile

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+all:
+	python3 setup.py build
+
+clean:
+	rm -rf dist build py3x.egg-info
+
+zip:
+	zip -r py3x * -i *.py py3x/*.py
+

README.rst

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+Пример модуля на Python3
+========================
+
+Варианты запуска:
+
+.. code:: shell
+   ./py3x.py
+
+или
+
+.. code:: shell
+   python3 -m py3x
+
+или
+
+.. code:: shell
+   make zip
+   python3 py3x.zip
+

__main__.py

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+print("loading __main__.py")
+
+from py3x import main
+
+main()

py3x.py

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+#!/usr/bin/env python3
+
+print("loading file py3x.py")
+
+from py3x import main
+
+main()

py3x/__init__.py

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+print("loading py3x/__init__.py")
+
+from py3x.functions import parse_args
+
+def main():
+    """ Main function """
+    print("running function main from py3x/__init__.py")
+    parse_args()
+

py3x/__main__.py

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+print("loading py3x/__main__.py")
+
+from py3x import main
+
+main()
+

py3x/functions.py

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+print("loading py3x/functions.py")
+
+import argparse
+
+def parse_args():
+    """ Parse command line arguments """
+    print("running function parse_args from py3x/functions.py")
+
+    parser = argparse.ArgumentParser()
+    parser.add_argument("-i", "--input",
+                        help="Input file name")
+    parser.add_argument("-o", "--output",
+                        help="Output file name")
+    parser.add_argument("-v", "--verbose", action="store_true",
+                        help="Increase output verbosity")
+    args = parser.parse_args()
+    if args.verbose:
+        if args.input:
+            print("input file name is: {}".format(args.input))
+        if args.output:
+            print("output file name is: {}".format(args.output))
+    else:
+        if args.input:
+            print(args.input)
+        if args.output:
+            print(args.output)
+

setup.py

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+# -*- coding: utf-8 -*-
+
+from setuptools import setup, find_packages
+
+with open('README.rst') as f:
+    readme = f.read()
+
+setup(
+    name='py3x',
+    version='0.1.2',
+    description='Sample package for Python3',
+    long_description=readme,
+    author='Andrei Astafev',
+    author_email='dev@246060.ru',
+    url='https://dsp.246060.ru',
+
+    packages=[
+        'py3x',
+        ],
+
+    entry_points={
+        'console_scripts': [
+            'py3x = py3x:main',
+            ],
+        },
+)