diff --git a/synapse/crypto/event_signing.py b/synapse/crypto/event_signing.py
index 99a586655b..41eabbe717 100644
--- a/synapse/crypto/event_signing.py
+++ b/synapse/crypto/event_signing.py
@@ -46,9 +46,7 @@ def check_event_content_hash(event, hash_algorithm=hashlib.sha256):
if name not in hashes:
raise SynapseError(
400,
- "Algorithm %s not in hashes %s" % (
- name, list(hashes),
- ),
+ "Algorithm %s not in hashes %s" % (name, list(hashes)),
Codes.UNAUTHORIZED,
)
message_hash_base64 = hashes[name]
@@ -56,9 +54,7 @@ def check_event_content_hash(event, hash_algorithm=hashlib.sha256):
message_hash_bytes = decode_base64(message_hash_base64)
except Exception:
raise SynapseError(
- 400,
- "Invalid base64: %s" % (message_hash_base64,),
- Codes.UNAUTHORIZED,
+ 400, "Invalid base64: %s" % (message_hash_base64,), Codes.UNAUTHORIZED
)
return message_hash_bytes == expected_hash
@@ -135,8 +131,9 @@ def compute_event_signature(event_dict, signature_name, signing_key):
return redact_json["signatures"]
-def add_hashes_and_signatures(event_dict, signature_name, signing_key,
- hash_algorithm=hashlib.sha256):
+def add_hashes_and_signatures(
+ event_dict, signature_name, signing_key, hash_algorithm=hashlib.sha256
+):
"""Add content hash and sign the event
Args:
@@ -153,7 +150,5 @@ def add_hashes_and_signatures(event_dict, signature_name, signing_key,
event_dict.setdefault("hashes", {})[name] = encode_base64(digest)
event_dict["signatures"] = compute_event_signature(
- event_dict,
- signature_name=signature_name,
- signing_key=signing_key,
+ event_dict, signature_name=signature_name, signing_key=signing_key
)
|