Remove future from setup.py and _setup commands

.circleci/config.yml

@@ -213,6 +213,27 @@ commands:
           paths:
             - << parameters.condaenv >>
 
+  install_pip_packages:
+    description: "Check pip installation"
+
+    parameters:
+      packages:
+        type: string
+        default: "python"
+
+    steps:
+      - checkout
+
+      - attach_workspace:
+          at: ~/project
+
+      - run:
+          name: Install with Pip
+          command: |
+            conda create -v --quiet --name pipenv --show-channel-urls --channel conda-forge << parameters.packages >>
+            source activate pipenv
+            pip install -e .
+
 jobs:
   conda2_env:
     <<: *defaults2
@@ -230,6 +251,13 @@ jobs:
           packages: "python=3.6 fipy"
           condaenv: "test-environment-36"
 
+  pip_env:
+    <<: *defaults3
+
+    steps:
+      - install_pip_packages:
+          packages: "python=3"
+
   test-27-pysparse:
     <<: *defaults2
 
@@ -565,6 +593,7 @@ workflows:
 #       - build-27-docs:
 #           requires:
 #             - conda2_env
+      - pip_env
       - build-36-docs:
           requires:
             - conda3_env

_setup/build_docs.py

@@ -1,11 +1,7 @@
-from __future__ import unicode_literals
 from distutils.core import Command
 import os
-from future.utils import text_to_native_str
 
-from ._nativize import nativize_all
-
-__all__ = [text_to_native_str("build_docs")]
+__all__ = ["build_docs"]
 
 class build_docs(Command):
 
@@ -17,7 +13,6 @@ class build_docs(Command):
                     ('html', None, "compile the HTML variant of the documentation"),
                     ('cathartic', None, "rewrite all the files (default is to only rewrite changed files)"),
                    ]
-    user_options = [nativize_all(u) for u in user_options]
 
     def initialize_options (self):
         self.pdf = 0

_setup/changelog.py

@@ -3,16 +3,12 @@
 Adapted from: https://gist.github.com/patrickfuller/e2ea8a94badc5b6967ef3ca0a9452a43
 """
 from __future__ import print_function
-from __future__ import unicode_literals
 
 import os
 import textwrap
 from distutils.core import Command
-from future.utils import text_to_native_str
 
-from ._nativize import nativize_all
-
-__all__ = [text_to_native_str("changelog")]
+__all__ = ["changelog"]
 
 class changelog(Command):
     description = "Generate ReST change log from github issues and pull requests"
@@ -43,7 +39,6 @@ class changelog(Command):
          "If the string `none` is passed, "
          "issues without milestones are returned. ")
      ]
-    user_options = [nativize_all(u) for u in user_options]
 
     def initialize_options(self):
         import github

_setup/copy_script.py

@@ -1,13 +1,8 @@
 from __future__ import print_function
-from __future__ import unicode_literals
-from builtins import input
 import os
 from distutils.core import Command
-from future.utils import text_to_native_str
 
-from ._nativize import nativize_all
-
-__all__ = [text_to_native_str("copy_script")]
+__all__ = ["copy_script"]
 
 class copy_script(Command):
     description = "copy an example script into a new editable file"
@@ -21,7 +16,6 @@ class copy_script(Command):
         ('To=', None,
          "path and file name to save script to")
      ]
-    user_options = [nativize_all(u) for u in user_options]
 
     def initialize_options(self):
         self.From = None
@@ -44,6 +38,7 @@ def finalize_options(self):
                 ans = 'no'
 
             if ("no".find(ans.lower()) is 0):
+                from builtins import input
                 self.To = input("Please give a name for the ouput file: ")
                 self.finalize_options()
 

_setup/release.py

@@ -1,17 +1,13 @@
 """setuptools command to prepare FiPy for release"""
-from __future__ import unicode_literals
 
 from distutils.core import Command
 import glob
 import os
 import shutil
 
 from setuptools.sandbox import run_setup
-from future.utils import text_to_native_str
 
-from ._nativize import nativize_all
-
-__all__ = [text_to_native_str("release")]
+__all__ = ["release"]
 
 
 class release(Command):
@@ -27,7 +23,6 @@ class release(Command):
                     ('windows', None, "create an executable installer for MS Windows"),
                     ('all', None, "create unix and Windows distributions"),
                    ]
-    user_options = [nativize_all(u) for u in user_options]
 
     def initialize_options(self):
         self.unix = 0
@@ -72,7 +67,7 @@ def _build_windows_distribution(self):
         self._remove_manifest()
 
         shutil.copyfile("MANIFEST-WINDOWS.in", "MANIFEST.in")
-        run_setup("setup.py", [text_to_native_str(s) for s in ["sdist", "--dist-dir=dist-windows", "--formats=zip"]])
+        run_setup("setup.py", ["sdist", "--dist-dir=dist-windows", "--formats=zip"])
         shutil.move(
             os.path.join("dist-windows", "FiPy-{}.zip".format(version)),
             os.path.join("dist", "FiPy-{}.win32.zip".format(version)),

_setup/upload_products.py

@@ -1,12 +1,8 @@
 from __future__ import print_function
-from __future__ import unicode_literals
 from distutils.core import Command
 import os
-from future.utils import text_to_native_str
 
-from ._nativize import nativize_all
-
-__all__ = [text_to_native_str("upload_products")]
+__all__ = ["upload_products"]
 
 class upload_products(Command):
     description = "upload FiPy compressed archives to website(s)"
@@ -16,7 +12,6 @@ class upload_products(Command):
                     ('tarball', None, "upload the .tar.gz source distribution"),
                     ('winzip', None, "upload the .win32.zip distribution"),
                    ]
-    user_options = [nativize_all(u) for u in user_options]
 
     def initialize_options (self):
         self.pdf = 0

documentation/USAGE.rst

@@ -984,8 +984,10 @@ command in the base directory::
 
    This mechanism is intended primarily for the developers. At a minimum,
    you will need at least version 1.7.0 of `Sphinx
-   <http://www.sphinx-doc.org/>`_, plus all of its prerequisites. We 
-   install via conda::
+   <http://www.sphinx-doc.org/>`_, plus all of its prerequisites. Python
+   2.7 probably won't work.
+
+   We install via conda::
 
    $ conda install --channel conda-forge sphinx