Add Makefile, move Travis CI items to Makefile

.editorconfig

@@ -7,6 +7,9 @@ insert_final_newline = true
 indent_style = space
 indent_size = 4
 
+[Makefile]
+indent_style = tab
+
 [*.py]
 line_length = 119
 default_section = THIRDPARTY

.travis.yml

@@ -6,9 +6,6 @@ python:
 install:
   - pip install --upgrade -e .[dev]
 script:
-  - pytest --cov-report term-missing --cov sqlitemap
-  - flake8 sqlitemap tests
-  - isort -rc -c --diff sqlitemap tests
-  # TODO: mypy
+  - make test
 after_success:
   - coveralls

Makefile

@@ -0,0 +1,11 @@
+.PHONY: venv
+venv:
+	@virtualenv -p python3.7 venv
+	@venv/bin/pip install -e .[dev]
+
+.PHONY: test
+test:
+	@pytest --cov-report term-missing --cov sqlitemap
+	@flake8 sqlitemap tests
+	@isort -rc -c --diff sqlitemap tests
+	@mypy sqlitemap

sqlitemap/__init__.py

@@ -11,7 +11,7 @@
 from sqlitemap.constants import table_name_re
 from sqlitemap.json import dumps, loads
 
-T = TypeVar('T')
+T = TypeVar('T', bound='ConnectionWrapper')
 
 
 class ConnectionWrapper(AbstractContextManager, ABC):
@@ -90,7 +90,8 @@ def __iter__(self) -> Iterator[str]:
         with closing(self.connection.execute(f'SELECT `key` from "{self.name}"')) as cursor:
             return iter([key for key, in cursor])
 
-    def values(self) -> List[Any]:
+    # noinspection PyTypeHints
+    def values(self) -> List[Any]:  # type: ignore
         """
         Get the collection values.
         This is not really effective since it keeps the entire value set in memory.

sqlitemap/json.py

@@ -14,8 +14,8 @@ def stdlib_dumps(value: Any) -> bytes:
     return json.dumps(value).encode()
 
 
-loads = stdlib_loads
-dumps = stdlib_dumps
+loads: Callable[[bytes], Any] = stdlib_loads
+dumps: Callable[[Any], bytes] = stdlib_dumps
 
 try:
     import ujson
@@ -32,7 +32,7 @@ def ujson_dumps(value: Any) -> bytes:
     dumps = ujson_dumps
 
 try:
-    import orjson
+    import orjson  # type: ignore
 except ImportError:
     pass
 else: