Fix unit test

tests/utils.py

@@ -213,11 +213,8 @@ def require_robot(func):
             mock_cameras(request, camera_type)
             mock_motors(request)
 
-            def mock_input(text):
-                print(text)
-
-            monkeypatch = request.getfixturevalue("monkeypatch")
             # To run calibration without user input
+            monkeypatch = request.getfixturevalue("monkeypatch")
             monkeypatch.setattr("builtins.input", mock_input)
 
         # Run test with a real robot. Skip test if robot connection fails.
@@ -301,6 +298,11 @@ def require_motor(func):
     return wrapper
 
 
+def mock_input(text=None):
+    if text is not None:
+        print(text)
+
+
 def mock_cameras(request, camera_type="all"):
     # TODO(rcadene): Redesign the mocking tests
     monkeypatch = request.getfixturevalue("monkeypatch")