Inserido teste com pytest

close #21

Author: renzon

.travis.yml

@@ -4,4 +4,5 @@ python:
 install:
   - pip install -q -r requirements-dev.txt
 script:
-  - flake8
+  - flake8
+  - pytest libpythonpro

libpythonpro/tests/__init__.py

@@ -0,0 +1,2 @@
+def test_int():
+    assert 1 == 1

libpythonpro/tests/test_exemplo.py

@@ -2,4 +2,12 @@ flake8==3.5.0
 mccabe==0.6.1
 pycodestyle==2.3.1
 pyflakes==1.6.0
+
+# Deps do pytest
+py==1.5.3
+more-itertools==4.1.0
+six==1.11.0
+attrs==18.1.0
+pluggy==0.6.0
+pytest==3.5.1
 -r requirements.txt