commit ac5005e131c39b7530bac7b9e09e8761f3d6b64a
Author: Vaydheesh <lokendras1998@gmail.com>
Date:   Sat Apr 6 23:26:27 2019 +0530

    Replaced: fstring with format method to support previous python version

diff --git a/apertium/analysis/__init__.py b/apertium/analysis/__init__.py
index 1c0ffa5..db19581 100644
--- a/apertium/analysis/__init__.py
+++ b/apertium/analysis/__init__.py
@@ -60,7 +60,7 @@ class Analyzer:
         Returns:
             List[LexicalUnit]
         """
-        apertium_des = execute(in_text, [[f'apertium-des{formatting}', '-n']])
+        apertium_des = execute(in_text, [['apertium-des{}'.format(formatting), '-n']])
         result = execute(apertium_des, self._get_commands())
         return self._postproc_text(result)
 
diff --git a/apertium/utils.py b/apertium/utils.py
index 067957b..8c07eb7 100644
--- a/apertium/utils.py
+++ b/apertium/utils.py
@@ -48,7 +48,7 @@ def execute(inp, commands):  # type: (str, List[List[str]]) -> str
         current = os.getenv('path')
         apertium_path = path.join(install_path, 'apertium-all-dev', 'bin')
         if path.isdir(apertium_path):
-            update = f'{current}{apertium_path};'
+            update = '{}{};'.format(current, apertium_path)
             os.putenv('path', update)
     for i, command in enumerate(commands):
         procs.append(