MAINT: Update versioneer (#18)

* Update versioneer

* Versioneer 0.27 doesn't support py3.6

Author: Zeroto521

.github/workflows/sdist.yaml

@@ -21,7 +21,6 @@ jobs:
       fail-fast: false
       matrix:
         python-version:
-          - "3.6"
           - "3.7"
           - "3.8"
           - "3.9"

flowlauncher/_version.py

@@ -5,8 +5,9 @@
 # directories (produced by setup.py build) will contain a much shorter file
 # that just contains the computed version number.
 
-# This file is released into the public domain. Generated by
-# versioneer-0.21 (https://github.com/python-versioneer/python-versioneer)
+# This file is released into the public domain.
+# Generated by versioneer-0.27
+# https://github.com/python-versioneer/python-versioneer
 
 """Git implementation of _version.py."""
 
@@ -16,6 +17,7 @@
 import subprocess
 import sys
 from typing import Callable, Dict
+import functools
 
 
 def get_keywords():
@@ -73,14 +75,22 @@ def run_command(commands, args, cwd=None, verbose=False, hide_stderr=False,
     """Call the given command(s)."""
     assert isinstance(commands, list)
     process = None
+
+    popen_kwargs = {}
+    if sys.platform == "win32":
+        # This hides the console window if pythonw.exe is used
+        startupinfo = subprocess.STARTUPINFO()
+        startupinfo.dwFlags |= subprocess.STARTF_USESHOWWINDOW
+        popen_kwargs["startupinfo"] = startupinfo
+
     for command in commands:
         try:
             dispcmd = str([command] + args)
             # remember shell=False, so use git.cmd on windows, not just git
             process = subprocess.Popen([command] + args, cwd=cwd, env=env,
                                        stdout=subprocess.PIPE,
                                        stderr=(subprocess.PIPE if hide_stderr
-                                               else None))
+                                               else None), **popen_kwargs)
             break
         except OSError:
             e = sys.exc_info()[1]
@@ -228,25 +238,29 @@ def git_pieces_from_vcs(tag_prefix, root, verbose, runner=run_command):
     version string, meaning we're inside a checked out source tree.
     """
     GITS = ["git"]
-    TAG_PREFIX_REGEX = "*"
     if sys.platform == "win32":
         GITS = ["git.cmd", "git.exe"]
-        TAG_PREFIX_REGEX = r"\*"
+
+    # GIT_DIR can interfere with correct operation of Versioneer.
+    # It may be intended to be passed to the Versioneer-versioned project,
+    # but that should not change where we get our version from.
+    env = os.environ.copy()
+    env.pop("GIT_DIR", None)
+    runner = functools.partial(runner, env=env)
 
     _, rc = runner(GITS, ["rev-parse", "--git-dir"], cwd=root,
-                   hide_stderr=True)
+                   hide_stderr=not verbose)
     if rc != 0:
         if verbose:
             print("Directory %s not under git control" % root)
         raise NotThisMethod("'git rev-parse --git-dir' returned error")
 
     # if there is a tag matching tag_prefix, this yields TAG-NUM-gHEX[-dirty]
     # if there isn't one, this yields HEX[-dirty] (no NUM)
-    describe_out, rc = runner(GITS, ["describe", "--tags", "--dirty",
-                                     "--always", "--long",
-                                     "--match",
-                                     "%s%s" % (tag_prefix, TAG_PREFIX_REGEX)],
-                              cwd=root)
+    describe_out, rc = runner(GITS, [
+        "describe", "--tags", "--dirty", "--always", "--long",
+        "--match", f"{tag_prefix}[[:digit:]]*"
+    ], cwd=root)
     # --long was added in git-1.5.5
     if describe_out is None:
         raise NotThisMethod("'git describe' failed")
@@ -335,8 +349,8 @@ def git_pieces_from_vcs(tag_prefix, root, verbose, runner=run_command):
     else:
         # HEX: no tags
         pieces["closest-tag"] = None
-        count_out, rc = runner(GITS, ["rev-list", "HEAD", "--count"], cwd=root)
-        pieces["distance"] = int(count_out)  # total number of commits
+        out, rc = runner(GITS, ["rev-list", "HEAD", "--left-right"], cwd=root)
+        pieces["distance"] = len(out.split())  # total number of commits
 
     # commit date: see ISO-8601 comment in git_versions_from_keywords()
     date = runner(GITS, ["show", "-s", "--format=%ci", "HEAD"], cwd=root)[0].strip()
@@ -432,7 +446,7 @@ def render_pep440_pre(pieces):
             tag_version, post_version = pep440_split_post(pieces["closest-tag"])
             rendered = tag_version
             if post_version is not None:
-                rendered += ".post%d.dev%d" % (post_version+1, pieces["distance"])
+                rendered += ".post%d.dev%d" % (post_version + 1, pieces["distance"])
             else:
                 rendered += ".post0.dev%d" % (pieces["distance"])
         else:

setup.py

@@ -36,7 +36,6 @@
     "Programming Language :: Python",
     "Programming Language :: Python :: 3",
     "Programming Language :: Python :: 3 :: Only",
-    "Programming Language :: Python :: 3.6",
     "Programming Language :: Python :: 3.7",
     "Programming Language :: Python :: 3.8",
     "Programming Language :: Python :: 3.9",