#!/usr/bin/python3
-import sys, os, getopt, pwd
+import sys, os, getopt, pwd, operator
from fulbank import auth
sesstype = None
sess = None
-def find(seq, *, item=None, match=None, key=None, default=LookupError):
+def pfxmatch(pfx, item):
+ return str(item)[:len(pfx)] == pfx
+
+class ambiguous(LookupError):
+ def __init__(self, a, b):
+ super().__init__("ambigous match: %s and %s" % (a, b))
+ self.a = a
+ self.b = b
+
+def find(seq, *, item=None, test=None, match=None, key=None, default=LookupError):
if key is None:
key = lambda o: o
if match is None and item is not None:
- match = lambda o: o == item
+ match = lambda o: test(item, o)
+ if test is None:
+ test = operator.eq
+ found = None
for thing in seq:
if match(key(thing)):
- return thing
+ if found is None:
+ found = thing
+ else:
+ if default is LookupError:
+ raise ambiguous(key(found), key(thing))
+ else:
+ return default
+ if found is not None:
+ return found
if default is LookupError:
raise LookupError()
else:
sys.stderr.write("usage: lstxn [-n NUM] ACCOUNT\n")
sys.exit(1)
try:
- acct = find(sess.accounts, item=args[0], key=lambda acct: acct.number)
+ acct = find(sess.accounts, item=args[0], key=lambda acct: acct.number, test=pfxmatch)
+ except ambiguous as exc:
+ sys.stderr.write("netbank: %s: ambiguous match between %s and %s\n" % (args[0], exc.a, exc.b))
+ sys.exit(1)
except LookupError:
sys.stderr.write("netbank: %s: no such account\n" % (args[0]))
sys.exit(1)