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authorJonathan de Jong <jonathan@automatia.nl>2021-03-16 19:19:27 +0100
committerGitHub <noreply@github.com>2021-03-16 14:19:27 -0400
commit27d2820c33d94cd99aea128b6ade76a7de838c3d (patch)
treec81628d58ab2daf1184f1654df34ed0d2be30cd2
parentAdd SSO attribute requirements for OIDC providers (#9609) (diff)
downloadsynapse-27d2820c33d94cd99aea128b6ade76a7de838c3d.tar.xz
Enable flake8-bugbear, but disable most checks. (#9499)
* Adds B00 to ignored checks.
* Fixes remaining issues.
Diffstat (limited to '')
-rw-r--r--changelog.d/9499.misc1
-rw-r--r--setup.cfg3
-rwxr-xr-xsetup.py1
-rw-r--r--synapse/app/__init__.py4
-rw-r--r--synapse/config/key.py6
-rw-r--r--synapse/config/metrics.py4
-rw-r--r--synapse/config/oidc_config.py4
-rw-r--r--synapse/config/repository.py4
-rw-r--r--synapse/config/saml2_config.py4
-rw-r--r--synapse/config/tracer.py4
-rw-r--r--synapse/crypto/context_factory.py2
-rw-r--r--tests/unittest.py2
12 files changed, 29 insertions, 10 deletions
diff --git a/changelog.d/9499.misc b/changelog.d/9499.misc
new file mode 100644
index 0000000000..1513017a10
--- /dev/null
+++ b/changelog.d/9499.misc
@@ -0,0 +1 @@
+Introduce bugbear to the test suite and fix some of it's lint violations.
\ No newline at end of file
diff --git a/setup.cfg b/setup.cfg
index 5e301c2cd7..920868df20 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -18,7 +18,8 @@ ignore =
 #  E203: whitespace before ':' (which is contrary to pep8?)
 #  E731: do not assign a lambda expression, use a def
 #  E501: Line too long (black enforces this for us)
-ignore=W503,W504,E203,E731,E501
+#   B00: Subsection of the bugbear suite (TODO: add in remaining fixes)
+ignore=W503,W504,E203,E731,E501,B00
 
 [isort]
 line_length = 88
diff --git a/setup.py b/setup.py
index bbd9e7862a..b834e4e55b 100755
--- a/setup.py
+++ b/setup.py
@@ -99,6 +99,7 @@ CONDITIONAL_REQUIREMENTS["lint"] = [
     "isort==5.7.0",
     "black==20.8b1",
     "flake8-comprehensions",
+    "flake8-bugbear",
     "flake8",
 ]
 
diff --git a/synapse/app/__init__.py b/synapse/app/__init__.py
index 4a9b0129c3..d1a2cd5e19 100644
--- a/synapse/app/__init__.py
+++ b/synapse/app/__init__.py
@@ -22,7 +22,9 @@ logger = logging.getLogger(__name__)
 try:
     python_dependencies.check_requirements()
 except python_dependencies.DependencyException as e:
-    sys.stderr.writelines(e.message)
+    sys.stderr.writelines(
+        e.message  # noqa: B306, DependencyException.message is a property
+    )
     sys.exit(1)
 
 
diff --git a/synapse/config/key.py b/synapse/config/key.py
index de964dff13..350ff1d665 100644
--- a/synapse/config/key.py
+++ b/synapse/config/key.py
@@ -404,7 +404,11 @@ def _parse_key_servers(key_servers, federation_verify_certificates):
     try:
         jsonschema.validate(key_servers, TRUSTED_KEY_SERVERS_SCHEMA)
     except jsonschema.ValidationError as e:
-        raise ConfigError("Unable to parse 'trusted_key_servers': " + e.message)
+        raise ConfigError(
+            "Unable to parse 'trusted_key_servers': {}".format(
+                e.message  # noqa: B306, jsonschema.ValidationError.message is a valid attribute
+            )
+        )
 
     for server in key_servers:
         server_name = server["server_name"]
diff --git a/synapse/config/metrics.py b/synapse/config/metrics.py
index dfd27e1523..2b289f4208 100644
--- a/synapse/config/metrics.py
+++ b/synapse/config/metrics.py
@@ -56,7 +56,9 @@ class MetricsConfig(Config):
             try:
                 check_requirements("sentry")
             except DependencyException as e:
-                raise ConfigError(e.message)
+                raise ConfigError(
+                    e.message  # noqa: B306, DependencyException.message is a property
+                )
 
             self.sentry_dsn = config["sentry"].get("dsn")
             if not self.sentry_dsn:
diff --git a/synapse/config/oidc_config.py b/synapse/config/oidc_config.py
index eab042a085..747ab9a7fe 100644
--- a/synapse/config/oidc_config.py
+++ b/synapse/config/oidc_config.py
@@ -42,7 +42,9 @@ class OIDCConfig(Config):
         try:
             check_requirements("oidc")
         except DependencyException as e:
-            raise ConfigError(e.message) from e
+            raise ConfigError(
+                e.message  # noqa: B306, DependencyException.message is a property
+            ) from e
 
         # check we don't have any duplicate idp_ids now. (The SSO handler will also
         # check for duplicates when the REST listeners get registered, but that happens
diff --git a/synapse/config/repository.py b/synapse/config/repository.py
index 69d9de5a43..061c4ec83f 100644
--- a/synapse/config/repository.py
+++ b/synapse/config/repository.py
@@ -176,7 +176,9 @@ class ContentRepositoryConfig(Config):
                 check_requirements("url_preview")
 
             except DependencyException as e:
-                raise ConfigError(e.message)
+                raise ConfigError(
+                    e.message  # noqa: B306, DependencyException.message is a property
+                )
 
             if "url_preview_ip_range_blacklist" not in config:
                 raise ConfigError(
diff --git a/synapse/config/saml2_config.py b/synapse/config/saml2_config.py
index 4b494f217f..6db9cb5ced 100644
--- a/synapse/config/saml2_config.py
+++ b/synapse/config/saml2_config.py
@@ -76,7 +76,9 @@ class SAML2Config(Config):
         try:
             check_requirements("saml2")
         except DependencyException as e:
-            raise ConfigError(e.message)
+            raise ConfigError(
+                e.message  # noqa: B306, DependencyException.message is a property
+            )
 
         self.saml2_enabled = True
 
diff --git a/synapse/config/tracer.py b/synapse/config/tracer.py
index 0c1a854f09..727a1e7008 100644
--- a/synapse/config/tracer.py
+++ b/synapse/config/tracer.py
@@ -39,7 +39,9 @@ class TracerConfig(Config):
         try:
             check_requirements("opentracing")
         except DependencyException as e:
-            raise ConfigError(e.message)
+            raise ConfigError(
+                e.message  # noqa: B306, DependencyException.message is a property
+            )
 
         # The tracer is enabled so sanitize the config
 
diff --git a/synapse/crypto/context_factory.py b/synapse/crypto/context_factory.py
index 14b21796d9..4ca13011e5 100644
--- a/synapse/crypto/context_factory.py
+++ b/synapse/crypto/context_factory.py
@@ -219,7 +219,7 @@ class SSLClientConnectionCreator:
         # ... and we also gut-wrench a '_synapse_tls_verifier' attribute into the
         # tls_protocol so that the SSL context's info callback has something to
         # call to do the cert verification.
-        setattr(tls_protocol, "_synapse_tls_verifier", self._verifier)
+        tls_protocol._synapse_tls_verifier = self._verifier
         return connection
 
 
diff --git a/tests/unittest.py b/tests/unittest.py
index ca7031c724..224f037ce1 100644
--- a/tests/unittest.py
+++ b/tests/unittest.py
@@ -140,7 +140,7 @@ class TestCase(unittest.TestCase):
             try:
                 self.assertEquals(attrs[key], getattr(obj, key))
             except AssertionError as e:
-                raise (type(e))(e.message + " for '.%s'" % key)
+                raise (type(e))("Assert error for '.{}':".format(key)) from e
 
     def assert_dict(self, required, actual):
         """Does a partial assert of a dict.