Fix f-string usage breaking Python 2.7 support.

However, this (0.9.22) will be the LAST version to support Python 2!

Author: Preston-Landers

CHANGELOG.md

@@ -1,5 +1,10 @@
 # Change Log
 
+- 0.9.22:
+  - Fix Python 2.7 compatibility (yet again)
+  - Important note: this is the FINAL release which will support Python 2.7. 
+    Future versions will support Python 3.6+ only. 
+
 - 0.9.21:
   - Added new optional parameter "lock_file_directory"
     - Creates given directory, if it does not exist.

setup.py

@@ -61,6 +61,10 @@
         # version 223 introduced ability to install from pip
         install_requires.append("pywin32>=223")
 
+dev_extras = ["pytest", "tox"]
+if sys.version_info.major > 2:
+    dev_extras.extend(["black", "ruff"])
+
 setup(
     name=about["__title__"],
     version=about["__version__"],
@@ -78,7 +82,7 @@
     # platforms=["nt", "posix"],
     install_requires=install_requires,
     extras_require={
-        "dev": ["pytest", "tox", "black", "ruff"],
+        "dev": dev_extras,
     },
     tests_require=["pytest"],
     keywords=package_keywords,

src/concurrent_log_handler/__init__.py

@@ -66,6 +66,7 @@
 from contextlib import contextmanager
 from logging.handlers import BaseRotatingHandler
 
+# noinspection PyPackageRequirements
 from portalocker import LOCK_EX, lock, unlock
 from concurrent_log_handler.__version__ import __author__, __version__
 
@@ -107,12 +108,10 @@ def randbits(nb):
 
 
 class ConcurrentRotatingFileHandler(BaseRotatingHandler):
-    f"""Handler for logging to a set of files, which switches from one file to the
+    """Handler for logging to a set of files, which switches from one file to the
     next when the current file reaches a certain size. Multiple processes can
     write to the log file concurrently, but this may mean that the file will
     exceed the given size.
-
-    Version {__version__} by {__author__}.
     """
 
     def __init__(

src/concurrent_log_handler/__version__.py

@@ -3,7 +3,7 @@
     "RotatingFileHandler replacement with concurrency, gzip and Windows support"
 )
 __url__ = "https://github.com/Preston-Landers/concurrent-log-handler"
-__version__ = "0.9.21"
+__version__ = "0.9.22"
 __author__ = "Preston Landers"
 __author_email__ = "[email protected]"
 __license__ = "http://www.apache.org/licenses/LICENSE-2.0"