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test_xlsx.py
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test_xlsx.py
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import os
import re
import sys
import glob
import xlsxwriter
from datetime import datetime
try:
for file_path in glob.glob(os.path.join('data/', '*.txt')):
with open(file_path, 'r') as f:
file_name = os.path.basename(file_path)
table_name = os.path.splitext(file_name)[0]
# open file and read first row
first_row = f.readline()
# populate list with column headers
header_list = first_row.split('\t')
create_column = ''
# create sttm
ws_lnd_header = (['Source', 'DB Name', 'Table Name', 'Column Name',
'Data Type'])
ws_tst_header = (['Source', 'DB Name', 'Table Name', 'Column Name',
'Data Type'])
ws_raw_header = (['Source', 'DB Name', 'Table Name', 'Column Name',
'Data Type'])
ws_lnd_data = []
ws_tst_data = []
ws_raw_data = []
lnd_source = ''
lnd_db_name = 'lnd_db'
lnd_table_name = ''
tst_source = ''
tst_db_name = 'tst_db'
tst_table_name = ''
raw_source = ''
raw_db_name = 'raw_db'
raw_table_name = ''
# loop through column header
for idx, val in enumerate(header_list):
if re.search('_num', val):
ws_lnd_data.append([file_name, lnd_db_name, table_name,
val, ' numeric(13,2)'])
ws_tst_data.append([file_name, lnd_db_name, table_name,
val, ' numeric(13,2)'])
ws_raw_data.append([file_name, raw_db_name, table_name,
val, ' numeric(13,2)'])
elif re.search('_int', val):
ws_lnd_data.append([file_name, lnd_db_name, table_name,
val, ' int'])
ws_tst_data.append([file_name, lnd_db_name, table_name,
val, ' int'])
ws_raw_data.append([file_name, raw_db_name, table_name,
val, ' int'])
elif re.search('_bint', val):
ws_lnd_data.append([file_name, lnd_db_name, table_name,
val, ' bigint'])
ws_tst_data.append([file_name, lnd_db_name, table_name,
val, ' bigint'])
ws_raw_data.append([file_name, raw_db_name, table_name,
val, ' bigint'])
elif re.search('_dt', val):
ws_lnd_data.append([file_name, lnd_db_name, table_name,
val, ' date'])
ws_tst_data.append([file_name, lnd_db_name, table_name,
val, ' date'])
ws_raw_data.append([file_name, raw_db_name, table_name,
val, ' date'])
elif re.search('_ts', val):
ws_lnd_data.append([file_name, lnd_db_name, table_name,
val, ' timestamp'])
ws_tst_data.append([file_name, lnd_db_name, table_name,
val, ' timestamp'])
ws_raw_data.append([file_name, raw_db_name, table_name,
val, ' timestamp'])
elif re.search('_chr', val):
ws_lnd_data.append([file_name, lnd_db_name, table_name,
val, ' chr(1)'])
ws_tst_data.append([file_name, lnd_db_name, table_name,
val, ' chr(1)'])
ws_raw_data.append([file_name, raw_db_name, table_name,
val, ' chr(1)'])
elif re.search('_vc', val):
ws_lnd_data.append([file_name, lnd_db_name, table_name,
val, ' varchar(50)'])
ws_tst_data.append([file_name, lnd_db_name, table_name,
val, ' varchar(50)'])
ws_raw_data.append([file_name, raw_db_name, table_name,
val, ' varchar(50)'])
else:
ws_lnd_data.append([file_name, lnd_db_name, table_name,
val, ' text'])
ws_tst_data.append([file_name, lnd_db_name, table_name,
val, ' text'])
ws_raw_data.append([file_name, raw_db_name, table_name,
val, ' text'])
# create xlsx workbook, worksheets
wb = xlsxwriter.Workbook('sttm/' + table_name + '.xlsx')
ws_lnd = wb.add_worksheet('LND')
ws_tst = wb.add_worksheet('TST')
ws_raw = wb.add_worksheet('RAW')
# create header in lnd
row = 0
col = 0
for i in (ws_lnd_header):
ws_lnd.write(row, col, i)
col += 1
# write lnd data
for row_num, row_data in enumerate(ws_lnd_data):
for col_num, col_data in enumerate(row_data):
ws_lnd.write(row_num + 1, col_num, col_data)
# create header in tst
row = 0
col = 0
for i in (ws_tst_header):
ws_tst.write(row, col, i)
col += 1
# write tst data
for row_num, row_data in enumerate(ws_tst_data):
for col_num, col_data in enumerate(row_data):
ws_tst.write(row_num + 1, col_num, col_data)
# create header in raw
row = 0
col = 0
for i in (ws_raw_header):
ws_raw.write(row, col, i)
col += 1
# write raw data
for row_num, row_data in enumerate(ws_raw_data):
for col_num, col_data in enumerate(row_data):
ws_raw.write(row_num + 1, col_num, col_data)
wb.close()
except Exception as e:
dt = datetime.now().strftime('%Y%m%d %H:%M:%S.%f | ')
f_path = os.path.expanduser('~/.logs/python-dynamic-data-ingestion.log')
app_name = os.path.basename(__file__)
with open(f_path, 'a') as f:
f.write(dt + app_name + ' | ' + 'Exception Error: ' + e + '\n')
sys.exit(1)
else:
dt = datetime.now().strftime('%Y%m%d %H:%M:%S.%f | ')
f_path = os.path.expanduser('~/.logs/python-dynamic-data-ingestion.log')
app_name = os.path.basename(__file__)
with open(f_path, 'a') as f:
f.write(dt + app_name + ' | ' + 'Successfully Executed...\n')
print('Successfully Executed...')
sys.exit(0)