Update typings and drop Python 3.5 (#11)

Author: bryanforbes

codecs/datetime.pyx

@@ -219,12 +219,7 @@ cdef timestamptz_encode(CodecContext settings, WriteBuffer buf, obj):
         buf.write_int64(pg_time64_negative_infinity)
         return
 
-    try:
-        utc_dt = obj.astimezone(utc)
-    except ValueError:
-        # Python 3.5 doesn't like it when we call astimezone()
-        # on naive datetime objects, so make it aware.
-        utc_dt = obj.replace(tzinfo=_local_timezone()).astimezone(utc)
+    utc_dt = obj.astimezone(utc)
 
     delta = utc_dt - pg_epoch_datetime_utc
     cdef:

pgproto.pyi

@@ -1,8 +1,13 @@
 import codecs
+import typing
+import uuid
 
 class CodecContext:
     def get_text_codec(self) -> codecs.CodecInfo: ...
-    def is_encoding_utf8(self) -> bool: ...
 
 class ReadBuffer: ...
 class WriteBuffer: ...
+class BufferError(Exception): ...
+
+class UUID(uuid.UUID):
+    def __init__(self, inp: typing.AnyStr) -> None: ...

types.py

@@ -238,24 +238,7 @@ def __len__(self) -> int:
         return self._bitlength
 
 
-if typing.TYPE_CHECKING or sys.version_info >= (3, 6):
-    _PointBase = typing.Tuple[float, float]
-    _BoxBase = typing.Tuple['Point', 'Point']
-    _LineBase = typing.Tuple[float, float, float]
-    _LineSegmentBase = typing.Tuple['Point', 'Point']
-    _CircleBase = typing.Tuple['Point', float]
-else:
-    # In Python 3.5, subclassing from typing.Tuple does not make the
-    # subclass act like a tuple in certain situations (like starred
-    # expressions)
-    _PointBase = tuple
-    _BoxBase = tuple
-    _LineBase = tuple
-    _LineSegmentBase = tuple
-    _CircleBase = tuple
-
-
-class Point(_PointBase):
+class Point(typing.Tuple[float, float]):
     """Immutable representation of PostgreSQL `point` type."""
 
     __slots__ = ()
@@ -290,7 +273,7 @@ def y(self) -> float:
         return self[1]
 
 
-class Box(_BoxBase):
+class Box(typing.Tuple[Point, Point]):
     """Immutable representation of PostgreSQL `box` type."""
 
     __slots__ = ()
@@ -317,7 +300,7 @@ def low(self) -> Point:
         return self[1]
 
 
-class Line(_LineBase):
+class Line(typing.Tuple[float, float, float]):
     """Immutable representation of PostgreSQL `line` type."""
 
     __slots__ = ()
@@ -338,7 +321,7 @@ def C(self) -> float:
         return self[2]
 
 
-class LineSegment(_LineSegmentBase):
+class LineSegment(typing.Tuple[Point, Point]):
     """Immutable representation of PostgreSQL `lseg` type."""
 
     __slots__ = ()
@@ -421,7 +404,7 @@ def __init__(self, *points: typing.Sequence[float]) -> None:
         super().__init__(*points, is_closed=True)
 
 
-class Circle(_CircleBase):
+class Circle(typing.Tuple[Point, float]):
     """Immutable representation of PostgreSQL `circle` type."""
 
     __slots__ = ()