Use python 3 semantics

Author: WyattBlue

av/logging.pyx

@@ -38,8 +38,6 @@ API Reference
 
 """
 
-from __future__ import absolute_import
-
 cimport libav as lib
 from libc.stdio cimport fprintf, stderr
 from libc.stdlib cimport free, malloc
@@ -223,7 +221,9 @@ cpdef log(int level, str name, str message):
     cdef log_context *obj = <log_context*>malloc(sizeof(log_context))
     obj.class_ = &log_class
     obj.name = name
-    lib.av_log(<void*>obj, level, "%s", message)
+    cdef bytes message_bytes = message.encode("utf-8")
+
+    lib.av_log(<void*>obj, level, "%s", <char*>message_bytes)
     free(obj)
 
 

setup.py

@@ -177,12 +177,12 @@ def parse_cflags(raw_flags):
                 library_dirs=extension_extra["library_dirs"],
                 sources=[pyx_path],
             ),
-            compiler_directives=dict(
-                c_string_type="str",
-                c_string_encoding="ascii",
-                embedsignature=True,
-                language_level=2,
-            ),
+            compiler_directives={
+                "c_string_type": "str",
+                "c_string_encoding": "ascii",
+                "embedsignature": True,
+                "language_level": 3,
+            },
             build_dir="src",
             include_path=["include"],
         )