Use an explicit test for shutil.get_terminal_size rather than a version check
@@ -195,7 +195,7 @@ def samefile(file1, file2):
return path1 == path2
-if sys.version_info >= (3, 3):
+if hasattr(shutil, 'get_terminal_size'):
def get_terminal_size():
"""
Returns a tuple (x, y) representing the width(x) and the height(y)
