more struture and codes for application

app/__init__.py

@@ -0,0 +1,26 @@
+from flask import Flask, render_template, session
+from flask_sqlalchemy import SQLAlchemy
+from locale import setlocale, LC_ALL
+from datetime import datetime
+
+app = Flask(__name__)
+app.config.from_object('config')
+
+# Configura locale para pt_BR
+setlocale(LC_ALL, "pt_BR.UTF-8")
+
+db = SQLAlchemy(app)
+
+@app.errorhandler(404)
+def not_found(error):
+    return render_template('404.html'), 404
+
+@app.context_processor
+def contexto_para_templates():
+    return dict(
+        login=session.get('login') if session.get('login') else "",
+        data=unicode(datetime.today().strftime(
+            "%A, %d de %B de %Y"
+        ), 'utf8')
+    )
+