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author | Ori Bernstein <ori@eigenstate.org> | 2021-06-14 00:00:37 +0000 |
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committer | Ori Bernstein <ori@eigenstate.org> | 2021-06-14 00:00:37 +0000 |
commit | a73a964e51247ed169d322c725a3a18859f109a3 (patch) | |
tree | 3f752d117274d444bda44e85609aeac1acf313f3 /sys/src/cmd/python/Tools/scripts/pickle2db.py | |
parent | e64efe273fcb921a61bf27d33b230c4e64fcd425 (diff) |
python, hg: tow outside the environment.
they've served us well, and can ride off into the sunset.
Diffstat (limited to 'sys/src/cmd/python/Tools/scripts/pickle2db.py')
-rw-r--r-- | sys/src/cmd/python/Tools/scripts/pickle2db.py | 147 |
1 files changed, 0 insertions, 147 deletions
diff --git a/sys/src/cmd/python/Tools/scripts/pickle2db.py b/sys/src/cmd/python/Tools/scripts/pickle2db.py deleted file mode 100644 index 86545ccac..000000000 --- a/sys/src/cmd/python/Tools/scripts/pickle2db.py +++ /dev/null @@ -1,147 +0,0 @@ -#!/usr/bin/env python - -""" -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 output database: - - -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 unless your keys are integers. - -""" - -import getopt -try: - import bsddb -except ImportError: - bsddb = None -try: - import dbm -except ImportError: - dbm = None -try: - import gdbm -except ImportError: - gdbm = None -try: - import anydbm -except ImportError: - anydbm = None -import sys -try: - import cPickle as pickle -except ImportError: - import pickle - -prog = sys.argv[0] - -def usage(): - sys.stderr.write(__doc__ % globals()) - -def main(args): - try: - opts, args = getopt.getopt(args, "hbrdag", - ["hash", "btree", "recno", "dbm", "anydbm", - "gdbm"]) - except getopt.error: - usage() - return 1 - - if len(args) == 0 or len(args) > 2: - usage() - return 1 - elif len(args) == 1: - pfile = sys.stdin - dbfile = args[0] - else: - try: - pfile = open(args[0], 'rb') - except IOError: - sys.stderr.write("Unable to open %s\n" % args[0]) - return 1 - dbfile = args[1] - - dbopen = None - for opt, arg in opts: - if opt in ("-h", "--hash"): - try: - dbopen = bsddb.hashopen - except AttributeError: - sys.stderr.write("bsddb module unavailable.\n") - return 1 - elif opt in ("-b", "--btree"): - try: - dbopen = bsddb.btopen - except AttributeError: - sys.stderr.write("bsddb module unavailable.\n") - return 1 - elif opt in ("-r", "--recno"): - try: - dbopen = bsddb.rnopen - except AttributeError: - sys.stderr.write("bsddb module unavailable.\n") - return 1 - elif opt in ("-a", "--anydbm"): - try: - dbopen = anydbm.open - except AttributeError: - sys.stderr.write("anydbm module unavailable.\n") - return 1 - elif opt in ("-g", "--gdbm"): - try: - dbopen = gdbm.open - except AttributeError: - sys.stderr.write("gdbm module unavailable.\n") - return 1 - elif opt in ("-d", "--dbm"): - try: - dbopen = dbm.open - except AttributeError: - sys.stderr.write("dbm module unavailable.\n") - return 1 - if dbopen is None: - if bsddb is None: - sys.stderr.write("bsddb module unavailable - ") - sys.stderr.write("must specify dbtype.\n") - return 1 - else: - dbopen = bsddb.hashopen - - try: - db = dbopen(dbfile, 'c') - except bsddb.error: - sys.stderr.write("Unable to open %s. " % dbfile) - sys.stderr.write("Check for format or version mismatch.\n") - return 1 - else: - for k in db.keys(): - del db[k] - - while 1: - try: - (key, val) = pickle.load(pfile) - except EOFError: - break - db[key] = val - - db.close() - pfile.close() - - return 0 - -if __name__ == "__main__": - sys.exit(main(sys.argv[1:])) |