fix encoding

server/compiler.py

@@ -24,11 +24,11 @@ class Compiler(object):
                              max_stack=128 * 1024 * 1024,
                              max_output_size=1024 * 1024,
                              max_process_number=_judger.UNLIMITED,
-                             exe_path=_command[0],
+                             exe_path=_command[0].encode("utf-8"),
                              # /dev/null is best, but in some system, this will call ioctl system call
-                             input_path=src_path,
-                             output_path=compiler_out,
-                             error_path=compiler_out,
+                             input_path=src_path.encode("utf-8"),
+                             output_path=compiler_out.encode("utf-8"),
+                             error_path=compiler_out.encode("utf-8"),
                              args=[item.encode("utf-8") for item in _command[1::]],
                              env=[("PATH=" + os.getenv("PATH")).encode("utf-8")],
                              log_path=COMPILER_LOG_PATH,