Отправить данные из PostgreSQL в Oracle

#!/usr/bin/python3
import pyodbc
import configparser
 
config = configparser.ConfigParser()
config.readfp(open(r'/etc/zabbix/zabbix-python.conf'))
dsn = config.get('zabbix_postgresql','zabbix_p_dsn')
login = config.get('zabbix_postgresql','zabbix_p_login')
passw = config.get('zabbix_postgresql','zabbix_p_pass')
con_str = 'DSN=' + dsn + ';' + 'UID=' + login + ';' + 'PWD=' + passw
cnxn = pyodbc.connect(con_str)
cursor = cnxn.cursor()
for value in cursor.execute("select * from printer_report"):
    print(value)
cursor.close

#!/usr/bin/python3
import cx_Oracle
import configparser
 
config = configparser.ConfigParser()
config.readfp(open('/etc/zabbix/zabbix-python.conf'))
login = config.get('dwh_db','dwh_db_user')
passw = config.get('dwh_db','dwh_db_password')
db = config.get('dwh_db','dwh_db')
host = config.get('dwh_db','dwh_db_host')
con_str = login + '/' + passw + '@' + host + '/' + db
con = cx_Oracle.connect(con_str)
cur = con.cursor()
for value in cur.execute("select * from dht.val"):
    print(value)
cur.close

df.to_sql('buf_printer_report', con=engine2, schema = 'VAL', index=False, if_exists='append', chunksize=5000)

df.to_sql('buf_printer_report', con=engine2, schema = 'VAL', index=False, if_exists='append', chunksize=500)

df = pd.read_sql(query, con_str, parse_dates=['date_values'])

df['date'] = df['date'].dt.strftime('%d.%m.%Y')

df['Datetime'] = pd.to_datetime(df['Datetime'], format="%m/%d/%Y, %H:%M:%S")
df['Datetime'] = df['Datetime'].apply(lambda _: datetime.strptime(_,"%m/%d/%Y, %H:%M:%S"))
custom_datetime = lambda x: datetime.strptime(x, '%d%m%Y %H:%M:%S')
df = pd.read_csv('тест2.csv', parse_dates=['date'], date_parser=custom_datetime)