bpo-39667: Sync zipp 3.0 (GH-18540)

* bpo-39667: Improve pathlib.Path compatibility on zipfile.Path and correct performance degradation as found in zipp 3.0

* 📜🤖 Added by blurb_it.

* Update docs for new zipfile.Path.open

* Rely on dict, faster than OrderedDict.

* Syntax edits on docs

Co-authored-by: blurb-it[bot] <43283697+blurb-it[bot]@users.noreply.github.com>

1 files changed, 7 insertions, 1 deletions

diff --git a/Lib/test/test_zipfile.py b/Lib/test/test_zipfile.py
index 09fc850..643c5b4 100644
--- a/Lib/test/test_zipfile.py
+++ b/Lib/test/test_zipfile.py
@@ -5,6 +5,7 @@ import itertools
 import os
 import pathlib
 import posixpath
+import string
 import struct
 import subprocess
 import sys
@@ -2880,7 +2881,7 @@ class TestPath(unittest.TestCase):
             a, b, g = root.iterdir()
             with a.open() as strm:
                 data = strm.read()
-            assert data == b"content of a"
+            assert data == "content of a"
 
     def test_read(self):
         for alpharep in self.zipfile_alpharep():
@@ -2974,6 +2975,11 @@ class TestPath(unittest.TestCase):
         # Check the file iterated all items
         assert entries.count == self.HUGE_ZIPFILE_NUM_ENTRIES
 
+    # @func_timeout.func_set_timeout(3)
+    def test_implied_dirs_performance(self):
+        data = ['/'.join(string.ascii_lowercase + str(n)) for n in range(10000)]
+        zipfile.CompleteDirs._implied_dirs(data)
+
 
 if __name__ == "__main__":
     unittest.main()