Update deps for Python 3.12 compatibility

requirements/base.txt

@@ -1,5 +1,4 @@
 asttokens>=2.0.4
 click
-pyseeyou==1.0.0
-pytz
-requests==2.22.0
+pyseeyou==1.0.2
+requests==2.*

setup.py

@@ -21,5 +21,5 @@
         "Operating System :: OS Independent",
     ],
     url="https://github.com/transifex/transifex-python",
-    install_requires=["pyseeyou", "pytz", "requests", "click", "asttokens"],
+    install_requires=["pyseeyou", "requests", "click", "asttokens"],
 )

transifex/common/utils.py

@@ -3,8 +3,6 @@
 from datetime import datetime
 from hashlib import md5
 
-import pytz
-
 
 def generate_key(string=None, context=None):
     """Return a unique key based on the given source string and context.
@@ -66,14 +64,6 @@ def escape_plural(plural):
     ).hexdigest()
 
 
-def now():
-    """Return the current datetime, as a UTC-aware object.
-
-    :rtype: datetime
-    """
-    return datetime.utcnow().replace(tzinfo=pytz.utc)  # pragma no cover
-
-
 def import_to_python(import_str):
     """Given a string 'a.b.c' return object c from a.b module.
 

transifex/native/cache.py

@@ -1,6 +1,3 @@
-from transifex.common.utils import now
-
-
 class AbstractCache(object):
     """
     An interface for classes that cache translations.