Update repr of important classes with module name and recommended "< … (#3001)

* Update repr of important classes with module name and recommended "< ... >" syntax.

* update tests which examine repr

* formatting

Author: kristjanvalur

redis/asyncio/client.py

@@ -337,7 +337,10 @@ def __init__(
         self._single_conn_lock = asyncio.Lock()
 
     def __repr__(self):
-        return f"{self.__class__.__name__}<{self.connection_pool!r}>"
+        return (
+            f"<{self.__class__.__module__}.{self.__class__.__name__}"
+            f"({self.connection_pool!r})>"
+        )
 
     def __await__(self):
         return self.initialize().__await__()

redis/asyncio/connection.py

@@ -225,7 +225,7 @@ def _close(self):
 
     def __repr__(self):
         repr_args = ",".join((f"{k}={v}" for k, v in self.repr_pieces()))
-        return f"{self.__class__.__name__}<{repr_args}>"
+        return f"<{self.__class__.__module__}.{self.__class__.__name__}({repr_args})>"
 
     @abstractmethod
     def repr_pieces(self):
@@ -1031,8 +1031,8 @@ def __init__(
 
     def __repr__(self):
         return (
-            f"{self.__class__.__name__}"
-            f"<{self.connection_class(**self.connection_kwargs)!r}>"
+            f"<{self.__class__.__module__}.{self.__class__.__name__}"
+            f"({self.connection_class(**self.connection_kwargs)!r})>"
         )
 
     def reset(self):

redis/asyncio/sentinel.py

@@ -30,11 +30,14 @@ def __init__(self, **kwargs):
 
     def __repr__(self):
         pool = self.connection_pool
-        s = f"{self.__class__.__name__}<service={pool.service_name}"
+        s = (
+            f"<{self.__class__.__module__}.{self.__class__.__name__}"
+            f"(service={pool.service_name}"
+        )
         if self.host:
             host_info = f",host={self.host},port={self.port}"
             s += host_info
-        return s + ">"
+        return s + ")>"
 
     async def connect_to(self, address):
         self.host, self.port = address
@@ -120,8 +123,8 @@ def __init__(self, service_name, sentinel_manager, **kwargs):
 
     def __repr__(self):
         return (
-            f"{self.__class__.__name__}"
-            f"<service={self.service_name}({self.is_master and 'master' or 'slave'})>"
+            f"<{self.__class__.__module__}.{self.__class__.__name__}"
+            f"(service={self.service_name}({self.is_master and 'master' or 'slave'}))>"
         )
 
     def reset(self):
@@ -242,7 +245,10 @@ def __repr__(self):
                 f"{sentinel.connection_pool.connection_kwargs['host']}:"
                 f"{sentinel.connection_pool.connection_kwargs['port']}"
             )
-        return f"{self.__class__.__name__}<sentinels=[{','.join(sentinel_addresses)}]>"
+        return (
+            f"<{self.__class__}.{self.__class__.__name__}"
+            f"(sentinels=[{','.join(sentinel_addresses)}])>"
+        )
 
     def check_master_state(self, state: dict, service_name: str) -> bool:
         if not state["is_master"] or state["is_sdown"] or state["is_odown"]:

redis/client.py

@@ -334,7 +334,10 @@ def __init__(
             self.cache_whitelist = cache_whitelist
 
     def __repr__(self) -> str:
-        return f"{type(self).__name__}<{repr(self.connection_pool)}>"
+        return (
+            f"<{type(self).__module__}.{type(self).__name__}"
+            f"({repr(self.connection_pool)})>"
+        )
 
     def get_encoder(self) -> "Encoder":
         """Get the connection pool's encoder"""

redis/connection.py

@@ -217,7 +217,7 @@ def __init__(
 
     def __repr__(self):
         repr_args = ",".join([f"{k}={v}" for k, v in self.repr_pieces()])
-        return f"{self.__class__.__name__}<{repr_args}>"
+        return f"<{self.__class__.__module__}.{self.__class__.__name__}({repr_args})>"
 
     @abstractmethod
     def repr_pieces(self):
@@ -1004,8 +1004,8 @@ def __init__(
 
     def __repr__(self) -> (str, str):
         return (
-            f"{type(self).__name__}"
-            f"<{repr(self.connection_class(**self.connection_kwargs))}>"
+            f"<{type(self).__module__}.{type(self).__name__}"
+            f"({repr(self.connection_class(**self.connection_kwargs))})>"
         )
 
     def reset(self) -> None:

redis/sentinel.py

@@ -24,7 +24,10 @@ def __init__(self, **kwargs):
 
     def __repr__(self):
         pool = self.connection_pool
-        s = f"{type(self).__name__}<service={pool.service_name}%s>"
+        s = (
+            f"<{type(self).__module__}.{type(self).__name__}"
+            f"(service={pool.service_name}%s)>"
+        )
         if self.host:
             host_info = f",host={self.host},port={self.port}"
             s = s % host_info
@@ -162,7 +165,10 @@ def __init__(self, service_name, sentinel_manager, **kwargs):
 
     def __repr__(self):
         role = "master" if self.is_master else "slave"
-        return f"{type(self).__name__}<service={self.service_name}({role})"
+        return (
+            f"<{type(self).__module__}.{type(self).__name__}"
+            f"(service={self.service_name}({role}))>"
+        )
 
     def reset(self):
         super().reset()
@@ -262,7 +268,10 @@ def __repr__(self):
             sentinel_addresses.append(
                 "{host}:{port}".format_map(sentinel.connection_pool.connection_kwargs)
             )
-        return f'{type(self).__name__}<sentinels=[{",".join(sentinel_addresses)}]>'
+        return (
+            f"<{type(self).__module__}.{type(self).__name__}"
+            f'(sentinels=[{",".join(sentinel_addresses)}])>'
+        )
 
     def check_master_state(self, state, service_name):
         if not state["is_master"] or state["is_sdown"] or state["is_odown"]:

tests/test_asyncio/test_connection_pool.py

@@ -180,23 +180,17 @@ async def test_repr_contains_db_info_tcp(self):
         async with self.get_pool(
             connection_kwargs=connection_kwargs, connection_class=redis.Connection
         ) as pool:
-            expected = (
-                "ConnectionPool<Connection<"
-                "host=localhost,port=6379,db=1,client_name=test-client>>"
-            )
-            assert repr(pool) == expected
+            expected = "host=localhost,port=6379,db=1,client_name=test-client"
+            assert expected in repr(pool)
 
     async def test_repr_contains_db_info_unix(self):
         connection_kwargs = {"path": "/abc", "db": 1, "client_name": "test-client"}
         async with self.get_pool(
             connection_kwargs=connection_kwargs,
             connection_class=redis.UnixDomainSocketConnection,
         ) as pool:
-            expected = (
-                "ConnectionPool<UnixDomainSocketConnection<"
-                "path=/abc,db=1,client_name=test-client>>"
-            )
-            assert repr(pool) == expected
+            expected = "path=/abc,db=1,client_name=test-client"
+            assert expected in repr(pool)
 
 
 class TestBlockingConnectionPool:
@@ -293,23 +287,17 @@ def test_repr_contains_db_info_tcp(self):
         pool = redis.ConnectionPool(
             host="localhost", port=6379, client_name="test-client"
         )
-        expected = (
-            "ConnectionPool<Connection<"
-            "host=localhost,port=6379,db=0,client_name=test-client>>"
-        )
-        assert repr(pool) == expected
+        expected = "host=localhost,port=6379,db=0,client_name=test-client"
+        assert expected in repr(pool)
 
     def test_repr_contains_db_info_unix(self):
         pool = redis.ConnectionPool(
             connection_class=redis.UnixDomainSocketConnection,
             path="abc",
             client_name="test-client",
         )
-        expected = (
-            "ConnectionPool<UnixDomainSocketConnection<"
-            "path=abc,db=0,client_name=test-client>>"
-        )
-        assert repr(pool) == expected
+        expected = "path=abc,db=0,client_name=test-client"
+        assert expected in repr(pool)
 
 
 class TestConnectionPoolURLParsing:
@@ -659,7 +647,10 @@ def test_connect_from_url_tcp(self):
         connection = redis.Redis.from_url("redis://localhost")
         pool = connection.connection_pool
 
-        assert re.match("(.*)<(.*)<(.*)>>", repr(pool)).groups() == (
+        print(repr(pool))
+        assert re.match(
+            r"< .*?([^\.]+) \( < .*?([^\.]+) \( (.+) \) > \) >", repr(pool), re.VERBOSE
+        ).groups() == (
             "ConnectionPool",
             "Connection",
             "host=localhost,port=6379,db=0",
@@ -669,7 +660,9 @@ def test_connect_from_url_unix(self):
         connection = redis.Redis.from_url("unix:///path/to/socket")
         pool = connection.connection_pool
 
-        assert re.match("(.*)<(.*)<(.*)>>", repr(pool)).groups() == (
+        assert re.match(
+            r"< .*?([^\.]+) \( < .*?([^\.]+) \( (.+) \) > \) >", repr(pool), re.VERBOSE
+        ).groups() == (
             "ConnectionPool",
             "UnixDomainSocketConnection",
             "path=/path/to/socket,db=0",

tests/test_connection_pool.py

@@ -95,23 +95,17 @@ def test_repr_contains_db_info_tcp(self):
         pool = self.get_pool(
             connection_kwargs=connection_kwargs, connection_class=redis.Connection
         )
-        expected = (
-            "ConnectionPool<Connection<"
-            "host=localhost,port=6379,db=1,client_name=test-client>>"
-        )
-        assert repr(pool) == expected
+        expected = "host=localhost,port=6379,db=1,client_name=test-client"
+        assert expected in repr(pool)
 
     def test_repr_contains_db_info_unix(self):
         connection_kwargs = {"path": "/abc", "db": 1, "client_name": "test-client"}
         pool = self.get_pool(
             connection_kwargs=connection_kwargs,
             connection_class=redis.UnixDomainSocketConnection,
         )
-        expected = (
-            "ConnectionPool<UnixDomainSocketConnection<"
-            "path=/abc,db=1,client_name=test-client>>"
-        )
-        assert repr(pool) == expected
+        expected = "path=/abc,db=1,client_name=test-client"
+        assert expected in repr(pool)
 
 
 class TestBlockingConnectionPool:
@@ -190,23 +184,17 @@ def test_repr_contains_db_info_tcp(self):
         pool = redis.ConnectionPool(
             host="localhost", port=6379, client_name="test-client"
         )
-        expected = (
-            "ConnectionPool<Connection<"
-            "host=localhost,port=6379,db=0,client_name=test-client>>"
-        )
-        assert repr(pool) == expected
+        expected = "host=localhost,port=6379,db=0,client_name=test-client"
+        assert expected in repr(pool)
 
     def test_repr_contains_db_info_unix(self):
         pool = redis.ConnectionPool(
             connection_class=redis.UnixDomainSocketConnection,
             path="abc",
             client_name="test-client",
         )
-        expected = (
-            "ConnectionPool<UnixDomainSocketConnection<"
-            "path=abc,db=0,client_name=test-client>>"
-        )
-        assert repr(pool) == expected
+        expected = "path=abc,db=0,client_name=test-client"
+        assert expected in repr(pool)
 
 
 class TestConnectionPoolURLParsing:
@@ -579,7 +567,9 @@ def test_connect_from_url_tcp(self):
         connection = redis.Redis.from_url("redis://localhost")
         pool = connection.connection_pool
 
-        assert re.match("(.*)<(.*)<(.*)>>", repr(pool)).groups() == (
+        assert re.match(
+            r"< .*?([^\.]+) \( < .*?([^\.]+) \( (.+) \) > \) >", repr(pool), re.VERBOSE
+        ).groups() == (
             "ConnectionPool",
             "Connection",
             "host=localhost,port=6379,db=0",
@@ -589,7 +579,9 @@ def test_connect_from_url_unix(self):
         connection = redis.Redis.from_url("unix:///path/to/socket")
         pool = connection.connection_pool
 
-        assert re.match("(.*)<(.*)<(.*)>>", repr(pool)).groups() == (
+        assert re.match(
+            r"< .*?([^\.]+) \( < .*?([^\.]+) \( (.+) \) > \) >", repr(pool), re.VERBOSE
+        ).groups() == (
             "ConnectionPool",
             "UnixDomainSocketConnection",
             "path=/path/to/socket,db=0",