Drop support for aiohttp 3.2.x and older

aiohttp 3.2.x and older don't work on Python 3.7 and because we now
require Python 3.7+, we can drop support for aiohttp 3.0, 3.1, and 3.2.

README.rst

@@ -41,7 +41,7 @@ Installing
 Supported versions
 ------------------
 - Python 3.6+
-- aiohttp>=3.0.0,<4.0.0
+- aiohttp>=3.3.0,<4.0.0
 
 Usage
 --------

aioresponses/core.py

@@ -29,10 +29,8 @@
 )
 from aiohttp.helpers import TimerNoop
 from multidict import CIMultiDict, CIMultiDictProxy
-from pkg_resources import parse_version
 
 from .compat import (
-    AIOHTTP_VERSION,
     URL,
     Pattern,
     stream_reader_factory,
@@ -146,26 +144,22 @@ def _build_response(self, url: 'Union[URL, str]',
             body = str.encode(body)
         if request_headers is None:
             request_headers = {}
+        loop = Mock()
+        loop.get_debug = Mock()
+        loop.get_debug.return_value = True
         kwargs = {}  # type: Dict[str, Any]
-        if AIOHTTP_VERSION >= parse_version('3.1.0'):
-            loop = Mock()
-            loop.get_debug = Mock()
-            loop.get_debug.return_value = True
-            kwargs['request_info'] = RequestInfo(
-                url=url,
-                method=method,
-                headers=CIMultiDictProxy(CIMultiDict(**request_headers)),
-            )
-            kwargs['writer'] = Mock()
-            kwargs['continue100'] = None
-            kwargs['timer'] = TimerNoop()
-            if AIOHTTP_VERSION < parse_version('3.3.0'):
-                kwargs['auto_decompress'] = True
-            kwargs['traces'] = []
-            kwargs['loop'] = loop
-            kwargs['session'] = None
-        else:
-            loop = None
+        kwargs['request_info'] = RequestInfo(
+            url=url,
+            method=method,
+            headers=CIMultiDictProxy(CIMultiDict(**request_headers)),
+        )
+        kwargs['writer'] = Mock()
+        kwargs['continue100'] = None
+        kwargs['timer'] = TimerNoop()
+        kwargs['traces'] = []
+        kwargs['loop'] = loop
+        kwargs['session'] = None
+
         # We need to initialize headers manually
         _headers = CIMultiDict({hdrs.CONTENT_TYPE: content_type})
         if headers:
@@ -176,13 +170,10 @@ def _build_response(self, url: 'Union[URL, str]',
         for hdr in _headers.getall(hdrs.SET_COOKIE, ()):
             resp.cookies.load(hdr)
 
-        if AIOHTTP_VERSION >= parse_version('3.3.0'):
-            # Reified attributes
-            resp._headers = _headers
-            resp._raw_headers = raw_headers
-        else:
-            resp.headers = _headers
-            resp.raw_headers = raw_headers
+        # Reified attributes
+        resp._headers = _headers
+        resp._raw_headers = raw_headers
+
         resp.status = status
         resp.reason = reason
         resp.content = stream_reader_factory(loop)

requirements.txt

@@ -1 +1 @@
-aiohttp>=3.0.0,<4.0.0
+aiohttp>=3.3.0,<4.0.0

tests/test_aioresponses.py

@@ -277,7 +277,7 @@ async def test_raising_exception(self):
                         callback=lambda *_, **__: callback_called.set())
             with self.assertRaises(HttpProcessingError):
                 await self.session.get(url)
-            
+
             await callback_called.wait()
 
     async def test_multiple_requests(self):
@@ -632,8 +632,6 @@ async def test_redirect_missing_location_header(self, rsps):
         self.assertEqual(str(response.url), self.url)
 
     @aioresponses()
-    @skipIf(condition=AIOHTTP_VERSION < parse_version('3.1.0'),
-            reason='aiohttp<3.1.0 does not add request info on response')
     async def test_request_info(self, rsps):
         rsps.get(self.url, status=200)
 
@@ -644,8 +642,6 @@ async def test_request_info(self, rsps):
         assert request_info.headers == {}
 
     @aioresponses()
-    @skipIf(condition=AIOHTTP_VERSION < parse_version('3.1.0'),
-            reason='aiohttp<3.1.0 does not add request info on response')
     async def test_request_info_with_original_request_headers(self, rsps):
         headers = {"Authorization": "Bearer access-token"}
         rsps.get(self.url, status=200)

tox.ini

@@ -20,9 +20,6 @@ setenv =
 passenv = PYTEST_ADDOPTS
 
 deps =
-    aiohttp30: aiohttp>=3.0,<3.1
-    aiohttp31: aiohttp>=3.1,<3.2
-    aiohttp32: aiohttp>=3.2,<3.3
     aiohttp33: aiohttp>=3.3,<3.4
     aiohttp34: aiohttp>=3.4,<3.5
     aiohttp35: aiohttp>=3.5,<3.6