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Added output argument to wgexport.py

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This commit is contained in:
Lorenz Stechauner
2023-02-09 18:30:27 +01:00
parent 8a50842631
commit 1d43b5eeba
1 changed files with 11 additions and 3 deletions
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14
wgmaster/wgexport.py
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@ -2,11 +2,13 @@
import argparse import argparse
import datetime import datetime
import os
import shutil
import decimal import decimal
import pypyodbc import pypyodbc
def convert(a) -> str: def convert(n, a) -> str:
if type(a) == str: if type(a) == str:
return f'"{a}"' return f'"{a}"'
elif type(a) == bool: elif type(a) == bool:
@ -26,9 +28,13 @@ def convert(a) -> str:
if __name__ == '__main__': if __name__ == '__main__':
parser = argparse.ArgumentParser() parser = argparse.ArgumentParser()
parser.add_argument('-o', '--output', default='tables')
parser.add_argument('wgdaten') parser.add_argument('wgdaten')
args = parser.parse_args() args = parser.parse_args()
shutil.rmtree(args.output)
os.makedirs(args.output, exist_ok=True)
pypyodbc.lowercase = False pypyodbc.lowercase = False
conn = pypyodbc.connect(f"Driver={{Microsoft Access Driver (*.mdb, *.accdb)}};Dbq={args.wgdaten};") conn = pypyodbc.connect(f"Driver={{Microsoft Access Driver (*.mdb, *.accdb)}};Dbq={args.wgdaten};")
cur = conn.cursor() cur = conn.cursor()
@ -38,17 +44,19 @@ if __name__ == '__main__':
tbls = tbls.fetchall() tbls = tbls.fetchall()
for file, _, t_name, t_type, _ in tbls: for file, _, t_name, t_type, _ in tbls:
print(t_name) print(t_name)
cur.execute(f"SELECT TOP 1 * FROM {t_name};") cur.execute(f"SELECT TOP 1 * FROM {t_name};")
desc = [(t[0], t[1]) for t in cur.description] desc = [(t[0], t[1]) for t in cur.description]
cur.fetchall() cur.fetchall()
print(desc) print(desc)
cur.execute(f"SELECT * FROM {t_name} ORDER BY `{desc[0][0]}`;") cur.execute(f"SELECT * FROM {t_name} ORDER BY `{desc[0][0]}`;")
cols = [t[0] for t in cur.description] cols = [t[0] for t in cur.description]
with open(f'tables/{t_name}.csv', 'wb+') as f: with open(f'{args.output}/{t_name}.csv', 'wb+') as f:
f.write((';'.join(cols) + '\n').encode('utf-8')) f.write((';'.join(cols) + '\n').encode('utf-8'))
for row in cur: for row in cur:
f.write((';'.join([convert(a) for a in row]) + '\n').encode('utf-8')) f.write((';'.join([convert(n, a) for n, a in zip(cols, row)]) + '\n').encode('utf-8'))
finally: finally:
cur.close() cur.close()
conn.close() conn.close()