diff options
Diffstat (limited to 'Tools/scripts/pickle2db.py')
| -rw-r--r-- | Tools/scripts/pickle2db.py | 31 |
1 files changed, 20 insertions, 11 deletions
diff --git a/Tools/scripts/pickle2db.py b/Tools/scripts/pickle2db.py index 7e699f4..86545cc 100644 --- a/Tools/scripts/pickle2db.py +++ b/Tools/scripts/pickle2db.py @@ -1,18 +1,27 @@ #!/usr/bin/env python """ -Synopsis: %(prog)s [-h|-b|-g|-r|-a|-d] dbfile [ picklefile ] +Synopsis: %(prog)s [-h|-b|-g|-r|-a|-d] [ picklefile ] dbfile Read the given picklefile as a series of key/value pairs and write to a new database. If the database already exists, any contents are deleted. The -optional flags indicate the type of the database (bsddb hash, bsddb btree, -bsddb recno, anydbm, dbm). The default is hash. If a pickle file is named -it is opened for read access. If no pickle file is named, the pickle input -is read from standard input. +optional flags indicate the type of the output database: -Note that recno databases can only contain numeric keys, so you can't dump a + -a - open using anydbm + -b - open as bsddb btree file + -d - open as dbm file + -g - open as gdbm file + -h - open as bsddb hash file + -r - open as bsddb recno file + +The default is hash. If a pickle file is named it is opened for read +access. If no pickle file is named, the pickle input is read from standard +input. + +Note that recno databases can only contain integer keys, so you can't dump a hash or btree database using db2pickle.py and reconstitute it to a recno -database with %(prog)s. +database with %(prog)s unless your keys are integers. + """ import getopt @@ -56,15 +65,15 @@ def main(args): usage() return 1 elif len(args) == 1: - dbfile = args[0] pfile = sys.stdin - else: dbfile = args[0] + else: try: - pfile = open(args[1], 'rb') + pfile = open(args[0], 'rb') except IOError: - sys.stderr.write("Unable to open %s\n" % args[1]) + sys.stderr.write("Unable to open %s\n" % args[0]) return 1 + dbfile = args[1] dbopen = None for opt, arg in opts: |