Fix packaging (#3)

CHANGELOG.rst

@@ -1,6 +1,12 @@
 Changelog
 #########
 
+v0.2.1 : Fix packaging
+----------------------
+
+Version 0.2.0 had some problems with the way it was packaged on PyPi and
+conda-forge. Nothing changed in the code itself.
+
 
 v0.2.0 : First packaged release
 -------------------------------

MANIFEST.in

@@ -1,5 +1,3 @@
-prune tests
-exclude requirements.txt
-exclude requirements-dev.txt
-exclude .gitignore
-exclude .travis.yml
+include README.rst
+include CHANGELOG.rst
+include LICENSE

fftlog/__init__.py

@@ -1,16 +1,8 @@
-from datetime import datetime
 from fftlog._fftlog import fhti, fftl, fht, fhtq
 
 __all__ = ['fhti', 'fftl', 'fht', 'fhtq']
 
 # Version
-try:
-    # - Released versions just tags:       1.10.0
-    # - GitHub commits add .dev#+hash:     1.10.1.dev3+g973038c
-    # - Uncommitted changes add timestamp: 1.10.1.dev3+g973038c.d20191022
-    from .version import version as __version__
-except ImportError:
-    # If it was not installed, then we don't know the version. We could throw a
-    # warning here, but this case *should* be rare. fftlog should be installed
-    # properly!
-    __version__ = 'unknown-'+datetime.today().strftime('%Y%m%d')
+# Not using setuptools_scm, as in pyfftlog, because of numpy-setup.
+# Has to be adjusted in setup.py too!
+__version__ = '0.2.1'

requirements-dev.txt

@@ -1,9 +1,6 @@
 # GLOBAL REQUIREMENTS
 -r requirements.txt
 
-# SETUP RELATED
-setuptools_scm
-
 # FOR TESTING
 pytest
 coveralls

setup.py

@@ -1,14 +1,14 @@
 # -*- coding: utf-8 -*-
-import os
 import re
-from numpy.distutils.core import setup, Extension
+import sys
 
 # Get README and remove badges.
 readme = open('README.rst').read()
 readme = re.sub('.*`fftlog` - A', '`fftlog` - A', readme, flags=re.DOTALL)
 
-setup(
+metadata = dict(
     name='fftlog',
+    version='0.2.1',  # Adjust in fftlog/__init__.py too!
     description='Logarithmic Fast Fourier Transform',
     long_description=readme,
     author='Dieter Werthmüller',
@@ -17,7 +17,35 @@
     license='CC0-1.0',
     packages=['fftlog', ],
     include_package_data=True,
-    ext_modules=[
+    classifiers=[
+        'Development Status :: 5 - Production/Stable',
+        'License :: CC0 1.0 Universal (CC0 1.0) Public Domain Dedication',
+    ],
+    install_requires=[
+        'scipy',
+    ],
+    # setup_requires=['numpy', ],
+)
+
+
+bdist = ('bdist_wheel', 'bdist_egg')
+nonumpy = ('--help-commands', 'egg_info', '--version', 'clean')
+argv2 = len(sys.argv) >= 2
+if argv2 and ('--help' in sys.argv[1:] or sys.argv[1] in nonumpy):
+    # For these actions, NumPy is not required.
+    #
+    # They are required to succeed without Numpy, for example when pip is
+    # used to install fftlog when Numpy is not yet present in the system.
+    from setuptools import setup
+else:
+    if (argv2 >= 2 and sys.argv[1] in bdist) or ('develop' in sys.argv):
+
+        # bdist_wheel/bdist_egg needs setuptools
+        import setuptools  # noqa
+
+    from numpy.distutils.core import setup, Extension
+
+    metadata['ext_modules'] = [
         Extension(
             name="fftlog._fftlog",
             sources=['fftlog/fftlog.pyf', ] +
@@ -27,18 +55,6 @@
                         'fftlog/src/fftlog.f'
                     ],
                  )
-        ],
-    classifiers=[
-        'Development Status :: 5 - Production/Stable',
-        'License :: CC0 1.0 Universal (CC0 1.0) Public Domain Dedication',
-    ],
-    install_requires=[
-        'scipy',
-    ],
-    use_scm_version={
-        'root': '.',
-        'relative_to': __file__,
-        'write_to': os.path.join('fftlog', 'version.py'),
-    },
-    setup_requires=['setuptools_scm'],
-)
+        ]
+
+setup(**metadata)