--- a/hgext/fsmonitor/pywatchman/pybser.py	Sun Feb 20 15:18:15 2022 -0700
+++ b/hgext/fsmonitor/pywatchman/pybser.py	Thu Mar 03 17:34:00 2022 +0100
@@ -27,7 +27,6 @@
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 # no unicode literals
-from __future__ import absolute_import, division, print_function
 
 import binascii
 import collections