Lint tests

tests/test_import.py

@@ -1,2 +1,10 @@
 def test_import():
-    import line_profiler
+    import line_profiler
+    assert hasattr(line_profiler, 'LineProfiler')
+    assert hasattr(line_profiler, '__version__')
+
+
+def test_version():
+    import line_profiler
+    from packaging.version import Version
+    assert Version(line_profiler.__version__)

tests/test_ipython.py

@@ -1,8 +1,8 @@
 import unittest
-import io
 
 from IPython.testing.globalipapp import get_ipython
 
+
 class TestIPython(unittest.TestCase):
     def test_init(self):
         ip = get_ipython()

tests/test_line_profiler.py

@@ -12,6 +12,7 @@ def g(x):
     y = yield x + 10
     yield y + 20
 
+
 class C:
     @classmethod
     def c(self, value):
@@ -93,6 +94,7 @@ def test_gen_decorator():
         next(i)
     assert profile.enable_count == 0
 
+
 def test_classmethod_decorator():
     profile = LineProfiler()
     c_wrapped = profile(C.c)