Bump tasks

Signed-off-by: Bernát Gábor <gaborjbernat@gmail.com>

tasks/make_zipapp.py

@@ -11,20 +11,16 @@
 from collections import defaultdict, deque
 from email import message_from_string
 from pathlib import Path, PurePosixPath
+from shlex import quote
 from stat import S_IWUSR
 from tempfile import TemporaryDirectory
 
 from packaging.markers import Marker
 from packaging.requirements import Requirement
 
-if sys.version_info[0] == 2:
-    from pipes import quote
-else:
-    from shlex import quote
-
 HERE = Path(__file__).parent.absolute()
 
-VERSIONS = ["3.{}".format(i) for i in range(10, 4, -1)] + ["2.7"]
+VERSIONS = [f"3.{i}" for i in range(10, 4, -1)] + ["2.7"]
 
 
 def main():
@@ -50,7 +46,7 @@ def create_zipapp(dest, packages):
         zip_app.writestr("__main__.py", (HERE / "__main__zipapp.py").read_bytes())
     bio.seek(0)
     zipapp.create_archive(bio, dest)
-    print("zipapp created at {}".format(dest))
+    print(f"zipapp created at {dest}")
 
 
 def write_packages_to_zipapp(base, dist, modules, packages, zip_app):
@@ -86,7 +82,7 @@ def write_packages_to_zipapp(base, dist, modules, packages, zip_app):
                         del content
 
 
-class WheelDownloader(object):
+class WheelDownloader:
     def __init__(self, into):
         if into.exists():
             shutil.rmtree(into)
@@ -108,7 +104,7 @@ def run(self, target, versions):
             whl = self._get_wheel(dep, platform[2:] if platform and platform.startswith("==") else None, version)
             if whl is None:
                 if dep_str not in wheel_store:
-                    raise RuntimeError("failed to get {}, have {}".format(dep_str, wheel_store))
+                    raise RuntimeError(f"failed to get {dep_str}, have {wheel_store}")
                 whl = wheel_store[dep_str]
             else:
                 wheel_store[dep_str] = whl
@@ -143,7 +139,7 @@ def _download(self, platform, stop_print_on_fail, *args):
     @staticmethod
     def get_dependencies(whl, version):
         with zipfile.ZipFile(str(whl), "r") as zip_file:
-            name = "/".join(["{}.dist-info".format("-".join(whl.name.split("-")[0:2])), "METADATA"])
+            name = "/".join([f"{'-'.join(whl.name.split('-')[0:2])}.dist-info", "METADATA"])
             with zip_file.open(name) as file_handler:
                 metadata = message_from_string(file_handler.read().decode("utf-8"))
         deps = metadata.get_all("Requires-Dist")
@@ -171,7 +167,7 @@ def get_dependencies(whl, version):
             platform_positions = WheelDownloader._marker_at(markers, "sys_platform")
             deleted = 0
             for pos in platform_positions:  # can only be ore meaningfully
-                platform = "{}{}".format(markers[pos][1].value, markers[pos][2].value)
+                platform = f"{markers[pos][1].value}{markers[pos][2].value}"
                 deleted += WheelDownloader._del_marker_at(markers, pos - deleted)
                 platforms.append(platform)
             if not platforms:
@@ -231,7 +227,7 @@ def run_suppress_output(cmd, stop_print_on_fail=False):
     process = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, universal_newlines=True)
     out, err = process.communicate()
     if stop_print_on_fail and process.returncode != 0:
-        print("exit with {} of {}".format(process.returncode, " ".join(quote(i) for i in cmd)), file=sys.stdout)
+        print(f"exit with {process.returncode} of {' '.join(quote(i) for i in cmd)}", file=sys.stdout)
         if out:
             print(out, file=sys.stdout)
         if err:
@@ -254,19 +250,19 @@ def get_wheels_for_support_versions(folder):
                 wheel_versions.wheel = wheel
     for name, p_w_v in packages.items():
         for platform, w_v in p_w_v.items():
-            print("{} - {}".format(name, platform))
+            print(f"{name} - {platform}")
             for wheel, wheel_versions in w_v.items():
-                print("{} of {} (use {})".format(" ".join(wheel_versions.versions), wheel, wheel_versions.wheel))
+                print(f"{' '.join(wheel_versions.versions)} of {wheel} (use {wheel_versions.wheel})")
     return packages
 
 
-class WheelForVersion(object):
+class WheelForVersion:
     def __init__(self, wheel=None, versions=None):
         self.wheel = wheel
         self.versions = versions if versions else []
 
     def __repr__(self):
-        return "{}({!r}, {!r})".format(self.__class__.__name__, self.wheel, self.versions)
+        return f"{self.__class__.__name__}({self.wheel!r}, {self.versions!r})"
 
 
 if __name__ == "__main__":

tasks/release.py

@@ -1,4 +1,3 @@
-# -*- coding: utf-8 -*-
 """Handles creating a release PR"""
 from pathlib import Path
 from subprocess import check_call
@@ -60,9 +59,9 @@ def tag_release_commit(release_commit, repo, version) -> TagReference:
     print("tag release commit")
     existing_tags = [x.name for x in repo.tags]
     if version in existing_tags:
-        print("delete existing tag {}".format(version))
+        print(f"delete existing tag {version}")
         repo.delete_tag(version)
-    print("create tag {}".format(version))
+    print(f"create tag {version}")
     tag = repo.create_tag(version, ref=release_commit, force=True)
     return tag
 

tasks/update_embedded.py

@@ -1,19 +1,10 @@
-#!/usr/bin/env python
-"""
-Helper script to rebuild virtualenv.py from virtualenv_support
-"""
-from __future__ import print_function, unicode_literals
+"""Helper script to rebuild virtualenv.py from virtualenv_support"""
 
 import codecs
 import os
 import re
-import sys
 from zlib import crc32 as _crc32
 
-if sys.version_info < (3,):
-    print("requires Python 3 (use tox from Python 3 if invoked via tox)")
-    raise SystemExit(1)
-
 
 def crc32(data):
     """Python version idempotent"""
@@ -31,7 +22,7 @@ def crc32(data):
 
 
 def rebuild(script_path):
-    with open(script_path, "rt") as current_fh:
+    with open(script_path) as current_fh:
         script_content = current_fh.read()
     script_parts = []
     match_end = 0
@@ -53,21 +44,21 @@ def rebuild(script_path):
 
 
 def handle_file(previous_content, filename, variable_name, previous_encoded):
-    print("Found file {}".format(filename))
+    print(f"Found file {filename}")
     current_path = os.path.realpath(os.path.join(here, "..", "src", "virtualenv_embedded", filename))
     _, file_type = os.path.splitext(current_path)
     keep_line_ending = file_type in (".bat",)
-    with open(current_path, "rt", encoding="utf-8", newline="" if keep_line_ending else None) as current_fh:
+    with open(current_path, encoding="utf-8", newline="" if keep_line_ending else None) as current_fh:
         current_text = current_fh.read()
     current_crc = crc32(current_text)
     current_encoded = b64.encode(gzip.encode(current_text.encode())[0])[0].decode()
     if current_encoded == previous_encoded:
-        print("  File up to date (crc: {:08x})".format(current_crc))
+        print(f"  File up to date (crc: {current_crc:08x})")
         return False, previous_content
     # Else: content has changed
     previous_text = gzip.decode(b64.decode(previous_encoded.encode())[0])[0].decode()
     previous_crc = crc32(previous_text)
-    print("  Content changed (crc: {:08x} -> {:08x})".format(previous_crc, current_crc))
+    print(f"  Content changed (crc: {previous_crc:08x} -> {current_crc:08x})")
     new_part = file_template.format(filename=filename, variable=variable_name, data=current_encoded)
     return True, new_part
 

tasks/upgrade_wheels.py

@@ -1,7 +1,6 @@
 """
 Helper script to rebuild virtualenv_support. Downloads the wheel files using pip
 """
-from __future__ import absolute_import, unicode_literals
 
 import os
 import shutil
@@ -70,31 +69,33 @@ def run():
 
         outcome = (1 if STRICT else 0) if (added or removed) else 0
         for key, versions in added.items():
-            text = "* upgrade embedded {} to {}".format(key, fmt_version(versions))
+            text = f"* upgrade embedded {key} to {fmt_version(versions)}"
             if key in removed:
-                text += " from {}".format(removed[key])
+                text += f" from {removed[key]}"
                 del removed[key]
             print(text)
         for key, versions in removed.items():
-            print("* removed embedded {} of {}".format(key, fmt_version(versions)))
+            print(f"* removed embedded {key} of {fmt_version(versions)}")
 
         support_table = OrderedDict((".".join(str(j) for j in i), list()) for i in SUPPORT)
         for package in sorted(new_batch.keys()):
             for folder, version in sorted(folders.items()):
                 if (folder / package).exists():
                     support_table[version].append(package)
         support_table = {k: OrderedDict((i.split("-")[0], i) for i in v) for k, v in support_table.items()}
-
+        bundle = ",".join(
+            f"{v!r}: {{ {','.join(f'{p!r}: {f!r}' for p, f in l.items())} }}" for v, l in support_table.items()
+        )
         msg = dedent(
-            """
+            f"""
         from __future__ import absolute_import, unicode_literals
 
         from virtualenv.seed.wheels.util import Wheel
         from virtualenv.util.path import Path
 
         BUNDLE_FOLDER = Path(__file__).absolute().parent
-        BUNDLE_SUPPORT = {{ {0} }}
-        MAX = {1}
+        BUNDLE_SUPPORT = {{ {bundle} }}
+        MAX = {repr(next(iter(support_table.keys())))}
 
 
         def get_embed_wheel(distribution, for_py_version):
@@ -109,13 +110,7 @@ def get_embed_wheel(distribution, for_py_version):
             "BUNDLE_FOLDER",
         )
 
-        """.format(
-                ",".join(
-                    "{!r}: {{ {} }}".format(v, ",".join("{!r}: {!r}".format(p, f) for p, f in l.items()))
-                    for v, l in support_table.items()
-                ),
-                repr(next(iter(support_table.keys()))),
-            ),
+        """,
         )
         dest_target = DEST / "__init__.py"
         dest_target.write_text(msg)
@@ -126,7 +121,7 @@ def get_embed_wheel(distribution, for_py_version):
 
 
 def fmt_version(versions):
-    return ", ".join("``{}``".format(v) for v in versions)
+    return ", ".join(f"``{v}``" for v in versions)
 
 
 def collect_package_versions(new_packages):