diff --git a/oo/__init__.py b/oo/__init__.py
new file mode 100644
index 000000000..e69de29bb
diff --git a/oo/people.py b/oo/people.py
new file mode 100644
index 000000000..2dedf4431
--- /dev/null
+++ b/oo/people.py
@@ -0,0 +1,19 @@
+class People:
+    def __init__(self, nome=None, idade=19):
+        self.idade = idade
+        self.nome = nome
+
+    def cumprimentar (self):
+        return f'ola {id(self)}'
+
+
+if __name__ == '__main__':
+    p = People('Keanu')
+    print(People.cumprimentar(p))
+    print(id(p))
+    print(p.cumprimentar())
+    print(p.nome)
+    p.nome = 'Renzo'
+    print(p.nome)
+    print(p.idade)
+    
\ No newline at end of file