Files
Python_Examples/stm_etl/FTP/FGI_report.py
T

97 lines
3.3 KiB
Python

'''
Melissa asked to be e-mailed the total yardage of our un-shipped, un-invoiced finish goods inventory.
@author: Wes
'''
from alert import send_alert_html
import time, logging, sys, os, StringIO, csv
from sqlalchemy import create_engine
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy.orm import sessionmaker
RECIPIENTS = ['admin@example.com', 'user1@example.com']
SUBJECT = 'FGI Report'
MESSAGE = None
TEST_MODE = False
logger = None
LOG_LEVEL = logging.DEBUG
SUM_QUERY = 'select SUM(RTPLG) [total_yards_produced] from TXRYRT00 WHERE (RTSLG = 0.0 AND RTILG = 0.0)'
DETAIL_QUERY = 'select RTALN [order_num], RTRNR [roll_num], RTANR [item_num], xartbz [item_desc], RTLOC [warehouse], RTLPL [bin], RTPLG [yards_produced], RTSLG [yards_shipped], RTILG [yards_invoiced] from TXRYRT00 LEFT JOIN txmyat03 ON RTANR = XANR where (RTSLG = 0.0 AND RTILG = 0.0) ORDER BY RTALN, RTRNR'
engine = create_engine("mssql+pyodbc://jsisbprod", echo=False)
Base = declarative_base(engine)
metadata = Base.metadata
def initializeLogger(name='log'):
global logger
global MESSAGE
#logger = logging.getLogger(__name__)
logger = logging.getLogger(name)
if len(logger.handlers) > 0:
return logger
logger.setLevel(LOG_LEVEL)
handler = logging.FileHandler('D:\\FTP\\logs\\' + name + '.log')
handler.setLevel(LOG_LEVEL)
formatter = logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
handler.setFormatter(formatter)
logger.addHandler(handler)
#Also send logs > DEBUG to stdout
ch = logging.StreamHandler(sys.stdout)
ch.setLevel(logging.DEBUG)
formatter = logging.Formatter('%(asctime)s - %(levelname)s - %(message)s')
ch.setFormatter(formatter)
logger.addHandler(ch)
#Capture log messages in a string for e-mail alert
MESSAGE = StringIO.StringIO()
sh = logging.StreamHandler(MESSAGE)
sh.setLevel(logging.INFO)
sh.setFormatter(formatter)
logger.addHandler(sh)
def loadSession():
global engine
Session = sessionmaker(bind=engine)
session = Session()
return session
def run_FGI_report():
os.chdir('D:\FTP')
initializeLogger('FGI_Report')
logger.debug('Opening connection with DB...')
session = loadSession()
logger.debug('Running SUM query...')
for row in session.execute(SUM_QUERY):
logger.info('Total Finished Goods Inventory: %s yards', "{0:.3f}".format(row.total_yards_produced))
#Open file for writing
logger.debug('Creating Aaron\'s csv file...')
fname = time.strftime("FGI_%Y%m%d.csv")
logger.debug('Creating %s. Using \'excel\' dialect for csv writer.', fname)
f = open(fname, 'wb')
writer = csv.writer(f, dialect='excel')
writer.writerow(['order_num', 'roll_num', 'item_num', 'item_desc', 'warehouse', 'bin', 'yards_produced', 'yards_shipped', 'yards_invoiced'])
logger.debug('Running detail query...')
for row in session.execute(DETAIL_QUERY):
writer.writerow(row)
f.close()
try:
logger.debug('Sending e-mail...')
send_alert_html(RECIPIENTS, SUBJECT, attachments=[fname], message=MESSAGE.getvalue())
except:
logger.error('Unable to send e-mail. Is the internet out?')
logger.debug('Deleting %s', fname)
os.remove(fname)
if __name__ == '__main__':
run_FGI_report()