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DAO CRUD: Delete (Eliminar) #156 #157

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oldoc63 merged 1 commit into from
Jan 23, 2022
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DAO CRUD: Delete (Eliminar) #156 #157

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23 changes: 19 additions & 4 deletions DB/capaDatos/persona_dao.py
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Original file line number Diff line number Diff line change
Expand Up @@ -40,7 +40,17 @@ def actualizar(cls, persona):
valores = (persona.nombre, persona.apellido, persona.email, persona.id_persona)
cursor.execute(cls._ACTUALIZAR, valores)
log.debug(f'Persona actualizada: {persona}')
return cursor.rowcount
return cursor.rowcount

@classmethod
def eliminar(cls, persona):
with Conexion.obtenerConexion():
with Conexion.obtenerCursor() as cursor:
valores = (persona.id_persona,)
cursor.execute(cls._ELIMINAR, valores)
log.debug(f'Objeto Eliminado: {persona}')
return cursor.rowcount


if __name__ == '__main__':
#Insertar un registro
Expand All @@ -49,9 +59,14 @@ def actualizar(cls, persona):
#log.debug(f'Personas Insertadas: {personas_insertadas}')

#Actualizar un registro
persona1 = Persona(1, 'Leopoldo', 'Olmos', 'lolmos@mail.com')
personas_actualizadas = PersonaDAO.actualizar(persona1)
log.debug(f'Personas actualizadas: {personas_actualizadas}')
# persona1 = Persona(1, 'Leopoldo', 'Olmos', 'lolmos@mail.com')
# personas_actualizadas = PersonaDAO.actualizar(persona1)
# log.debug(f'Personas actualizadas: {personas_actualizadas}')

#Eliminar un registro
persona1 = Persona(id_persona=5)
personas_eliminadas = PersonaDAO.eliminar(persona1)
log.debug(f'Personas eliminadas: {personas_eliminadas}')

#Seleccionar Objetos
personas = PersonaDAO.seleccionar()
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31 changes: 14 additions & 17 deletions capa_datos.log
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Original file line number Diff line number Diff line change
@@ -1,35 +1,32 @@
01:51:48 PM: DEBUG [conexion.py:23] Conexión exitosa: <connection object at 0x7fe0745e8d50; dsn: 'user=oldoc password=xxx dbname=pyapp host=127.0.0.1 port=5432', closed: 0>
01:51:48 PM: DEBUG [conexion.py:36] Se abrió correctamente el cursor: <cursor object at 0x7fe073e83e50; closed: 0>
01:51:48 PM: DEBUG [persona_dao.py:42] Persona actualizada:
Id Persona: 1, Nombre: Leopoldo,
Apellido: Olmos, Email: lolmos@mail.com

01:51:48 PM: DEBUG [persona_dao.py:54] Personas actualizadas: 1
01:51:48 PM: DEBUG [persona_dao.py:59]
02:55:28 PM: DEBUG [conexion.py:23] Conexión exitosa: <connection object at 0x7f2c602d6d50; dsn: 'user=oldoc password=xxx dbname=pyapp host=127.0.0.1 port=5432', closed: 0>
02:56:47 PM: DEBUG [conexion.py:23] Conexión exitosa: <connection object at 0x7f41f8a30d50; dsn: 'user=oldoc password=xxx dbname=pyapp host=127.0.0.1 port=5432', closed: 0>
02:56:47 PM: DEBUG [conexion.py:36] Se abrió correctamente el cursor: <cursor object at 0x7f41f8840e50; closed: 0>
02:56:47 PM: DEBUG [persona_dao.py:51] Objeto Eliminado:
Id Persona: 5, Nombre: None,
Apellido: None, Email: None

02:56:47 PM: DEBUG [persona_dao.py:69] Personas eliminadas: 1
02:56:47 PM: DEBUG [persona_dao.py:74]
Id Persona: 1, Nombre: Leopoldo,
Apellido: Olmos, Email: None

01:51:48 PM: DEBUG [persona_dao.py:59]
02:56:47 PM: DEBUG [persona_dao.py:74]
Id Persona: 2, Nombre: Juan,
Apellido: Perez, Email: None

01:51:48 PM: DEBUG [persona_dao.py:59]
02:56:47 PM: DEBUG [persona_dao.py:74]
Id Persona: 3, Nombre: Karla,
Apellido: Gomez, Email: None

01:51:48 PM: DEBUG [persona_dao.py:59]
02:56:47 PM: DEBUG [persona_dao.py:74]
Id Persona: 4, Nombre: Carlos,
Apellido: Lara, Email: None

01:51:48 PM: DEBUG [persona_dao.py:59]
Id Persona: 5, Nombre: Carlos,
Apellido: Lara, Email: None

01:51:48 PM: DEBUG [persona_dao.py:59]
02:56:47 PM: DEBUG [persona_dao.py:74]
Id Persona: 6, Nombre: Alex,
Apellido: Rojas, Email: None

01:51:48 PM: DEBUG [persona_dao.py:59]
02:56:47 PM: DEBUG [persona_dao.py:74]
Id Persona: 7, Nombre: Pedro,
Apellido: Najera, Email: None