commit 2a6db2efcf401cc18065d42fd5c0ebcefb323c0c
Author: vaydheesh <lokendras1998@gmail.com>
Date:   Sun Jul 28 19:26:40 2019 +0530

    close file handles of tempfile

diff --git a/apertium/utils.py b/apertium/utils.py
index 8fe0921..dd0d411 100644
--- a/apertium/utils.py
+++ b/apertium/utils.py
@@ -53,6 +53,9 @@ def execute_pipeline(inp: str, commands: List[List[str]]) -> str:
         if wrappers_available:
             input_file = tempfile.NamedTemporaryFile(delete=False)
             output_file = tempfile.NamedTemporaryFile(delete=False)
+            # file handles are opened by default, and needs to be closed to use on windows
+            input_file.close()
+            output_file.close()
             arg = command[1][1] if len(command) >= 3 else ''
             path = command[-1]
             input_file_name, output_file_name = input_file.name, output_file.name