firebirdsql package is a set of Firebird RDBMS (https://firebirdsql.org/) bindings for Python (Written in pure Python : no C compiler needed or fbclient library)

see https://pyfirebirdsql.readthedocs.io/en/latest/

It works on Python 2.7 and 3.7+.

But if you want to use the timezone feature of Firebird 4.0 ...

• Not supported by python2.7
• Python 3.7, 3.8 requires backports.zoneinfo https://pypi.org/project/backports.zoneinfo/ install

import firebirdsql
conn = firebirdsql.connect(
    host='localhost',
    database='/foo/bar.fdb',
    port=3050,
    user='alice',
    password='secret'
)
cur = conn.cursor()
cur.execute("select * from baz")
for c in cur.fetchall():
    print(c)
conn.close()