citavi_mapper/service/sqlitehelper.py

41 lines
1.3 KiB
Python

# -*- coding: utf-8 -*-
def import_sqlite(project_id, sqlite_file):
print "This is import_sqlite speaking!"
print project_id
print sqlite_file
print "Importing Data is still a TODO!"
from sqlalchemy import *
from sqlalchemy.schema import CreateSchema
engine = create_engine('sqlite+pysqlite:///project_import_9.ctt4', echo=True)
meta = MetaData(bind=engine)
meta.reflect()
#meta.tables['Reference']
#meta.tables['ReferenceAuthor'].select().execute().fetchall()
# Now we need to "convert" unsupported types :-/
for table in meta.sorted_tables:
table_name = str(table)
columns = table.columns.items()
for column_tuple in columns:
column_name = column_tuple[0]
actual_sqlalchemy_column = column_tuple[1]
column_type = str(vars(actual_sqlalchemy_column)['type'])
print table_name + "." + column_name + ': ' + column_type
print
print
""" TODO: since DATETIME (sqlite3) does not map onto TIMESTAMP / DATE (postgresql), some mapping/migrating is required! """
# Shove it up into postgresql's ... you know it.
psql_engine = create_engine("postgresql://citavi_mapper:foobar2000@localhost:5432/citavi_mapper")
psql_engine.execute(CreateSchema('alchemytest'))
meta.create_all(psql_engine)
pass