Update to py36 plus syntax

.deepsource.toml

@@ -13,4 +13,4 @@ name = "python"
 enabled = true
 
   [analyzers.meta]
-  runtime_version = "3.x.x" 
+  runtime_version = "3.x.x"

.github/PULL_REQUEST_TEMPLATE.md

@@ -7,7 +7,7 @@ What is the thing you want to fix? Is it associated with an issue on GitHub? Ple
 
 Always consider opening an issue first to describe your problem, so we can discuss what is the best way to amend it.  Note that if you do not describe the goal of this change or link to a related issue, the maintainers may close the PR without further review.
 
-If your pull request makes a non-insignificant change to Pipenv, such as the user interface or intended functionality, please file a PEEP. 
+If your pull request makes a non-insignificant change to Pipenv, such as the user interface or intended functionality, please file a PEEP.
 
     https://github.com/pypa/pipenv/blob/master/peeps/PEEP-000.md
 

NOTICES

@@ -1,5 +1,5 @@
 The contents of the vendor and patched directories are subject to different licenses
-than the rest of this project. 
+than the rest of this project.
 
-Their respective licenses can be looked up at pypi.python.org or in their 
+Their respective licenses can be looked up at pypi.python.org or in their
 corresponding LICENSE files.

README.md

@@ -52,7 +52,7 @@ Or, if you\'re using Fedora:
 Or, if you\'re using FreeBSD:
 
     # pkg install py36-pipenv
-    
+
 Or, if you\'re using Windows:
 
     # pip install --user pipenv
@@ -195,8 +195,8 @@ Fish is the best shell. You should use it.
       lock       Generates Pipfile.lock.
       open       View a given module in your editor.
       run        Spawns a command installed into the virtualenv.
-      scripts    Displays the shortcuts in the (optional) [scripts] section of 
-                 Pipfile. 
+      scripts    Displays the shortcuts in the (optional) [scripts] section of
+                 Pipfile.
       shell      Spawns a shell within the virtualenv.
       sync       Installs all packages specified in Pipfile.lock.
       uninstall  Un-installs a provided package and removes it from Pipfile.

docs/Makefile

@@ -17,4 +17,4 @@ help:
 # Catch-all target: route all unknown targets to Sphinx using the new
 # "make mode" option.  $(O) is meant as a shortcut for $(SPHINXOPTS).
 %: Makefile
-	@$(SPHINXBUILD) -M $@ "$(SOURCEDIR)" "$(BUILDDIR)" $(SPHINXOPTS) $(O)
+	@$(SPHINXBUILD) -M $@ "$(SOURCEDIR)" "$(BUILDDIR)" $(SPHINXOPTS) $(O)

docs/_static/konami.js

@@ -84,9 +84,9 @@ var Konami = function (callback) {
             },
             touchendHandler: function () {
                 konami.iphone.input.push(konami.iphone.check_direction());
-                
+
                 if (konami.iphone.input.length > konami.iphone.keys.length) konami.iphone.input.shift();
-                
+
                 if (konami.iphone.input.length === konami.iphone.keys.length) {
                     var match = true;
                     for (var i = 0; i < konami.iphone.keys.length; i++) {

docs/conf.py

@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 #
 # pipenv documentation build configuration file, created by
 # sphinx-quickstart on Mon Jan 30 13:28:36 2017.
@@ -56,9 +55,9 @@
 master_doc = 'index'
 
 # General information about the project.
-project = u'pipenv'
-copyright = u'2020. A project founded by <a href="http://kennethreitz.com/pages/open-projects.html">Kenneth Reitz</a>'
-author = u'Python Packaging Authority'
+project = 'pipenv'
+copyright = '2020. A project founded by <a href="http://kennethreitz.com/pages/open-projects.html">Kenneth Reitz</a>'
+author = 'Python Packaging Authority'
 
 # The version info for the project you're documenting, acts as replacement for
 # |version| and |release|, also used in various other places throughout the
@@ -157,8 +156,8 @@ def setup(app):
 # (source start file, target name, title,
 #  author, documentclass [howto, manual, or own class]).
 latex_documents = [
-    (master_doc, 'pipenv.tex', u'pipenv Documentation',
-     u'Kenneth Reitz', 'manual'),
+    (master_doc, 'pipenv.tex', 'pipenv Documentation',
+     'Kenneth Reitz', 'manual'),
 ]
 
 
@@ -167,7 +166,7 @@ def setup(app):
 # One entry per manual page. List of tuples
 # (source start file, name, description, authors, manual section).
 man_pages = [
-    (master_doc, 'pipenv', u'pipenv Documentation',
+    (master_doc, 'pipenv', 'pipenv Documentation',
      [author], 1)
 ]
 
@@ -178,7 +177,7 @@ def setup(app):
 # (source start file, target name, title, author,
 #  dir menu entry, description, category)
 texinfo_documents = [
-    (master_doc, 'pipenv', u'pipenv Documentation',
+    (master_doc, 'pipenv', 'pipenv Documentation',
      author, 'pipenv', 'One line description of project.',
      'Miscellaneous'),
 ]

peeps/PEEP-003.md

@@ -6,4 +6,4 @@ Pipenv will be governed by a board of maintainers (trusted collaborators to the
 
 The BDFL retains his title, however, revokes himself of his powers.
 
-PEEP approval will be determined by available members of the board of maintainers, in private or public channels. 
+PEEP approval will be determined by available members of the board of maintainers, in private or public channels.

peeps/PEEP-044.md

@@ -4,18 +4,18 @@ pipenv check needs offline, ci, and other output capabilities.
 
 ☤
 
-Not everyone can utilize pipenv check and access the internet. Safety check knew this 
+Not everyone can utilize pipenv check and access the internet. Safety check knew this
 and that is why they created safety-db. This repository contains a json database that
 is updated monthly. Safety check allows you to pass a --db flag that is a local directory
-containing that database. Safety check also allows you to pass --json, --bare, and 
+containing that database. Safety check also allows you to pass --json, --bare, and
 --full-report. Pipenv check has their own way of displaying the results that is why I
-believe there should be a --output flag that allows users to specify json, bare, 
+believe there should be a --output flag that allows users to specify json, bare,
 and full-report from safety check and default for the current pipenv check output.
 Currently, pipenv check has a lot of stdout messages and makes it harder to pipe
-the results into something to be checked (especially for continuous integration 
-pipelines). That is why adding a --squelch switch is also important. This will be 
-default False (display all stdout); however, the user has the option to add the 
---squelch switch to make the output only come from safety check. 
+the results into something to be checked (especially for continuous integration
+pipelines). That is why adding a --squelch switch is also important. This will be
+default False (display all stdout); however, the user has the option to add the
+--squelch switch to make the output only come from safety check.
 
 ## Current implementation:
 ### Example 1
@@ -36,9 +36,9 @@ parse error: Invalid numeric literal at line 1, column 9
 ## Future implementation:
 ### Example 1
 ``` bash
-pipenv check --db /Users/macbookpro/workspace/test/safety-db/data/ --output json --squelch 
+pipenv check --db /Users/macbookpro/workspace/test/safety-db/data/ --output json --squelch
 [
-    [ 
+    [
         "insecure-package",
         "<0.2.0",
         "0.1.0",

pipenv/__init__.py

@@ -1,4 +1,3 @@
-# -*- coding=utf-8 -*-
 # |~~\'    |~~
 # |__/||~~\|--|/~\\  /
 # |   ||__/|__|   |\/

pipenv/_compat.py

@@ -1,4 +1,3 @@
-# -*- coding=utf-8 -*-
 """A compatibility module for pipenv's backports and manipulations.
 
 Exposes a standard API that enables compatibility across python versions,
@@ -7,26 +6,18 @@
 import sys
 import warnings
 
-import six
 import vistir
 
 from .vendor.vistir.compat import (
     NamedTemporaryFile, Path, ResourceWarning, TemporaryDirectory
 )
 
-
-# Backport required for earlier versions of Python.
-if sys.version_info < (3, 3):
-    from .vendor.backports.shutil_get_terminal_size import get_terminal_size
-else:
-    from shutil import get_terminal_size
-
 warnings.filterwarnings("ignore", category=ResourceWarning)
 
 
 __all__ = [
     "NamedTemporaryFile", "Path", "ResourceWarning", "TemporaryDirectory",
-    "get_terminal_size", "getpreferredencoding", "DEFAULT_ENCODING", "canonical_encoding_name",
+    "getpreferredencoding", "DEFAULT_ENCODING", "canonical_encoding_name",
     "force_encoding", "UNICODE_TO_ASCII_TRANSLATION_MAP", "decode_output", "fix_utf8"
 ]
 
@@ -35,12 +26,7 @@ def getpreferredencoding():
     import locale
     # Borrowed from Invoke
     # (see https://github.com/pyinvoke/invoke/blob/93af29d/invoke/runners.py#L881)
-    _encoding = locale.getpreferredencoding(False)
-    if six.PY2 and sys.platform != "win32":
-        _default_encoding = locale.getdefaultlocale()[1]
-        if _default_encoding is not None:
-            _encoding = _default_encoding
-    return _encoding
+    return locale.getpreferredencoding(False)
 
 
 DEFAULT_ENCODING = getpreferredencoding()
@@ -69,7 +55,7 @@ def force_encoding():
             return DEFAULT_ENCODING, DEFAULT_ENCODING
     stdout_encoding = canonical_encoding_name(sys.stdout.encoding)
     stderr_encoding = canonical_encoding_name(sys.stderr.encoding)
-    if sys.platform == "win32" and sys.version_info >= (3, 1):
+    if sys.platform == "win32":
         return DEFAULT_ENCODING, DEFAULT_ENCODING
     if stdout_encoding != "utf-8" or stderr_encoding != "utf-8":
 
@@ -110,10 +96,10 @@ def force_encoding():
 
 
 UNICODE_TO_ASCII_TRANSLATION_MAP = {
-    8230: u"...",
-    8211: u"-",
-    10004: u"OK",
-    10008: u"x",
+    8230: "...",
+    8211: "-",
+    10004: "OK",
+    10008: "x",
 }
 
 
@@ -124,26 +110,21 @@ def decode_for_output(output, target=sys.stdout):
 
 
 def decode_output(output):
-    if not isinstance(output, six.string_types):
+    if not isinstance(output, str):
         return output
     try:
         output = output.encode(DEFAULT_ENCODING)
     except (AttributeError, UnicodeDecodeError, UnicodeEncodeError):
-        if six.PY2:
-            output = unicode.translate(vistir.misc.to_text(output),  # noqa
-                                       UNICODE_TO_ASCII_TRANSLATION_MAP)
-        else:
-            output = output.translate(UNICODE_TO_ASCII_TRANSLATION_MAP)
+        output = output.translate(UNICODE_TO_ASCII_TRANSLATION_MAP)
         output = output.encode(DEFAULT_ENCODING, "replace")
     return vistir.misc.to_text(output, encoding=DEFAULT_ENCODING, errors="replace")
 
 
 def fix_utf8(text):
-    if not isinstance(text, six.string_types):
+    if not isinstance(text, str):
         return text
     try:
         text = decode_output(text)
     except UnicodeDecodeError:
-        if six.PY2:
-            text = unicode.translate(vistir.misc.to_text(text), UNICODE_TO_ASCII_TRANSLATION_MAP)   # noqa
+        pass
     return text

pipenv/cli/__init__.py

@@ -1,4 +1 @@
-# -*- coding=utf-8 -*-
-from __future__ import absolute_import
-
 from .command import cli    # noqa

pipenv/cli/command.py

@@ -1,6 +1,3 @@
-# -*- coding: utf-8 -*-
-from __future__ import absolute_import
-
 import os
 import sys
 
@@ -81,7 +78,7 @@ def cli(
             shell = shells.detect_info()[0]
         except shells.ShellDetectionFailure:
             echo(
-                "Fail to detect shell. Please provide the {0} environment "
+                "Fail to detect shell. Please provide the {} environment "
                 "variable.".format(crayons.normal("PIPENV_SHELL", bold=True)),
                 err=True,
             )
@@ -115,9 +112,9 @@ def cli(
         from .. import environments
         for key in environments.__dict__:
             if key.startswith("PIPENV"):
-                echo("  - {0}".format(crayons.normal(key, bold=True)))
+                echo(f"  - {crayons.normal(key, bold=True)}")
         echo(
-            "\nYou can learn more at:\n   {0}".format(
+            "\nYou can learn more at:\n   {}".format(
                 crayons.green(
                     "https://pipenv.pypa.io/en/latest/advanced/#configuration-with-environment-variables"
                 )
@@ -175,7 +172,7 @@ def cli(
                 loc = project.virtualenv_location
                 echo(
                     crayons.normal(
-                        u"{0} ({1})...".format(
+                        "{} ({})...".format(
                             crayons.normal("Removing virtualenv", bold=True),
                             crayons.green(loc),
                         )
@@ -413,7 +410,7 @@ def shell(
         venv_name = os.environ.get("VIRTUAL_ENV", "UNKNOWN_VIRTUAL_ENVIRONMENT")
         if not anyway:
             echo(
-                "{0} {1} {2}\nNo action taken to avoid nested environments.".format(
+                "{} {} {}\nNo action taken to avoid nested environments.".format(
                     crayons.normal("Shell for"),
                     crayons.green(venv_name, bold=True),
                     crayons.normal("already activated.", bold=True),
@@ -530,9 +527,9 @@ def check(
 @cli.command(short_help="Runs lock, then sync.", context_settings=CONTEXT_SETTINGS)
 @option("--bare", is_flag=True, default=False, help="Minimal output.")
 @option(
-    "--outdated", is_flag=True, default=False, help=u"List out-of-date dependencies."
+    "--outdated", is_flag=True, default=False, help="List out-of-date dependencies."
 )
-@option("--dry-run", is_flag=True, default=None, help=u"List out-of-date dependencies.")
+@option("--dry-run", is_flag=True, default=None, help="List out-of-date dependencies.")
 @install_options
 @pass_state
 @pass_context
@@ -564,7 +561,7 @@ def update(
     editable = [p for p in state.installstate.editables if p]
     if not packages:
         echo(
-            "{0} {1} {2} {3}{4}".format(
+            "{} {} {} {}{}".format(
                 crayons.normal("Running", bold=True),
                 crayons.yellow("$ pipenv lock", bold=True),
                 crayons.normal("then", bold=True),
@@ -576,7 +573,7 @@ def update(
         for package in packages + editable:
             if package not in project.all_packages:
                 echo(
-                    "{0}: {1} was not found in your Pipfile! Aborting."
+                    "{}: {} was not found in your Pipfile! Aborting."
                     "".format(
                         crayons.red("Warning", bold=True),
                         crayons.green(package, bold=True),
@@ -608,7 +605,7 @@ def update(
 
 
 @cli.command(
-    short_help=u"Displays currently-installed dependency graph information.",
+    short_help="Displays currently-installed dependency graph information.",
     context_settings=CONTEXT_SETTINGS
 )
 @option("--bare", is_flag=True, default=False, help="Minimal output.")
@@ -656,7 +653,7 @@ def run_open(state, module, *args, **kwargs):
         p = os.path.dirname(c.out.strip().rstrip("cdo"))
     else:
         p = c.out.strip().rstrip("cdo")
-    echo(crayons.normal("Opening {0!r} in your EDITOR.".format(p), bold=True))
+    echo(crayons.normal(f"Opening {p!r} in your EDITOR.", bold=True))
     inline_activate_virtual_environment()
     edit(filename=p)
     return 0