diff --git a/README.md b/README.md
index d300acf..d6afd74 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,5 @@
 # django-deploy
 initial project
+
+# For playing
+docker run -it --rm -v "$PWD":/code python:3.8 bash
\ No newline at end of file
diff --git a/generator.py b/generator.py
index 0abf416..43a660c 100644
--- a/generator.py
+++ b/generator.py
@@ -1,4 +1,5 @@
 from typing import Text, Optional
+import yaml
 
 
 def generate(#project_name: Text,
@@ -39,11 +40,35 @@ def write_nginx_docker_file():
         return print(e.args)
 
 
-def write_docker_compose():
-    pass
+def write_docker_compose(version: int = 3, 
+                        nginx_dockerfile: Text = 'nginx.Dockerfile',
+                        nginx_ports: list = ['0.0.0.0:443:443'],
+                        nginx_volume: list = ['./static:/var/www/static'],
+                        nginx_network_alias: list = ['acmecorp.com']
+                    ):
+    docker_compose = {}
 
+    docker_compose['version'] = version
+    docker_compose['services'] = {}
+    docker_compose['services']['nginx'] = {
+        'build': {
+            'context': '.',
+            'dockerfile': nginx_dockerfile
+        },
+        'ports': nginx_ports,
+        'networks':{
+            'default':{
+                'aliases': nginx_network_alias
+            }
+        },
+        'depends_on':['web']
+    }
 
-def generate_conf_nginx():
-    pass
+    return yaml.dump(docker_compose, default_flow_style=False)
+
+    
 
 
+
+def generate_conf_nginx():
+    pass
\ No newline at end of file
diff --git a/test_generator.py b/test_generator.py
new file mode 100644
index 0000000..ada7fcc
--- /dev/null
+++ b/test_generator.py
@@ -0,0 +1,13 @@
+import unittest
+
+from generator import write_docker_compose 
+import yaml
+
+class TestWriteDockerCompose(unittest.TestCase):
+    def test_defaultparameter(self):
+        str_docker_compose = write_docker_compose()
+        docker_compose = yaml.safe_load(str_docker_compose)
+        self.assertIs(type(docker_compose), dict)
+
+if __name__ == '__main__':
+    unittest.main()
\ No newline at end of file