Commit inicial

lib/log.py

@@ -0,0 +1,35 @@
+import psycopg2
+from psycopg2.extras import DictCursor
+
+def connect_to_database(dbname="sgi", user="postgres", password="sys4lci", host="200.13.89.27", port="5432"):
+    """
+    Establece una conexión a la base de datos y la retorna.
+    """
+    connection = psycopg2.connect(
+        dbname=dbname,
+        user=user,
+        password=password,
+        host=host,
+        port=port
+    )
+    return connection
+
+
+def query_all(sql):
+    with connect_to_database() as conn:
+        with conn.cursor(cursor_factory=DictCursor) as cur:
+            cur.execute(sql)
+            return cur.fetchall()
+
+def query_single(sql):
+    with connect_to_database() as conn:
+        with conn.cursor(cursor_factory=DictCursor) as cur:
+            cur.execute(sql)
+            return cur.fetchone()  # Returns a dictionary-like object
+
+def execute_query(sql):
+    with connect_to_database() as conn:
+        with conn.cursor() as cur:
+            cur.execute(sql)
+            conn.commit()  # Commit to save the insert operation
+