Pequenos ajustes

.gitignore

@@ -195,3 +195,4 @@ venv.bak/
 
 
 # End of https://www.gitignore.io/api/macos,python,pycharm
+.vscode/

Readme.md

@@ -1,4 +1,4 @@
-[![GitHub license](https://img.shields.io/badge/license-MIT-blue.svg)](https://raw.githubusercontent.com/bcd29008/python-flask-mysql/master/LICENSE)
+[![GitHub license](https://img.shields.io/badge/license-MIT-blue.svg)](LICENSE)
 
 # Exemplo de python Flask e MySQL
 

app.py

@@ -1,3 +1,6 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+
 # http://flask.pocoo.org/docs/1.0/tutorial/
 # g  is a special object that is unique for each request.
 # It is used to store data that might be accessed by multiple functions during the request.
@@ -14,7 +17,7 @@
   'password': 'senha',
   'host': '127.0.0.1',
   'database': 'agenda',
-  'raise_on_warnings': True,
+  'raise_on_warnings': True
 }
 
 SECRET_KEY = 'aula de BCD - string aleatória'
@@ -84,27 +87,20 @@ def editar():
         cid = str(request.args.get('id'))
         g.db = MySQLConnection(**db_config)
         cursor = g.db.cursor(prepared=True)
-        consulta = ("SELECT * FROM Contato WHERE cID = %s")
+        consulta = ("SELECT nome, email FROM Contato WHERE cID = %s")
         cursor.execute(consulta, (cid))
         linha = cursor.fetchone()
-        contato = [
-            {
-                'id' : linha[0],
-                'nome' : linha[1],
-                'email' : linha[2]
-            }
-        ]
         cursor.close()
         g.db.close()
 
-        session['cid'] = cid;
-        return render_template('editar.html', title='Editar contato', contato=contato)
+        session['cid'] = cid
+        return render_template('editar.html', title='Editar contato', contato=linha)
 
     else:
         cid = session['cid']
         nome = request.form['nome']
         email = request.form['email']
-        session.pop('cId', None)
+        session.pop('cid', None)
 
         g.db = MySQLConnection(**db_config)
         cursor = g.db.cursor(prepared=True)
@@ -120,4 +116,4 @@ def editar():
 
 
 if __name__ == '__main__':
-    app.run()
+    app.run(debug=True)

templates/agenda-ddl.sql

@@ -0,0 +1,9 @@
+CREATE DATABASE agenda;
+USE agenda;
+
+CREATE TABLE Contato (
+  cId int(11) NOT NULL AUTO_INCREMENT,
+  nome varchar(100) DEFAULT NULL,
+  email varchar(100) DEFAULT NULL,
+  PRIMARY KEY (cId)
+);

templates/editar.html

@@ -3,12 +3,10 @@
   <h2>Editar contato</h2>
   {% if error %}<p class=error><strong>Error:</strong> {{ error }}{% endif %}
   <form action="{{ url_for('editar') }}" method=post>
-     {% for c in contato %}
       <P>Nome:
-      <BR><input type=text name=nome value="{{ c.nome }}" required>
+      <BR><input type=text name=nome value="{{ contato[0] }}" required>
       <P>Email:
-      <BR><input type=text name=email value="{{ c.email }}" required>
+      <BR><input type=text name=email value="{{ contato[1] }}" required>
       <input type=submit value="Atualizar">
-     {% endfor %}
   </form>
 {% endblock %}

templates/listar.html

@@ -8,11 +8,11 @@ <h2>Listar contato</h2>
                 <th>Nome</th>
                 <th>email</th>
             </tr>
-            {% for contato in contatos %}
+            {% for pessoa in contatos %}
                 <tr>
-                    <td><a href='/editar?id={{ contato.id }}'>{{ contato.id }}</a></td>
-                    <td>{{ contato.nome }}</td>
-                    <td>{{ contato.email }}</td>
+                    <td><a href='/editar?id={{ pessoa.id }}'>{{ pessoa.id }}</a></td>
+                    <td>{{ pessoa.nome }}</td>
+                    <td>{{ pessoa.email }}</td>
                 </tr>
             {% endfor %}
         </table>