Run pyupgrade for python 3.7 & 3.8. (#16110)

1 files changed, 1 insertions, 1 deletions

diff --git a/tests/http/federation/test_matrix_federation_agent.py b/tests/http/federation/test_matrix_federation_agent.py

index aed2a4c07a..6a0b5fc0bd 100644
--- a/tests/http/federation/test_matrix_federation_agent.py
+++ b/tests/http/federation/test_matrix_federation_agent.py
@@ -514,7 +514,7 @@ class MatrixFederationAgentTests(unittest.TestCase):
         self.assertEqual(response.code, 200)
 
         # Send the body
-        request.write('{ "a": 1 }'.encode("ascii"))
+        request.write(b'{ "a": 1 }')
         request.finish()
 
         self.reactor.pump((0.1,))