json.cjson.py.old

"""
JSON convenience routines.

We use python-cjson because it is far faster than simplejson on certain installs:
    http://blog.metaoptimize.com/2009/03/22/fast-deserialization-in-python/

Note that cjson 1.0.5 is buggy:
    http://blog.extracheese.org/2007/07/when-json-isnt-json.html
    http://www.vazor.com/cjson.html
"""

import cjson
if cjson.__version__ != "1.0.6":
    import sys
    print >> sys.stderr, "WARNING: cjson < 1.0.6 is buggy (your version=%s)" % cjson.__version__
    print >> sys.stderr, "    http://blog.extracheese.org/2007/07/when-json-isnt-json.html"
    print >> sys.stderr, "    http://www.vazor.com/cjson.html"

encode = cjson.encode
decode = cjson.decode

loads = decode
dumps = encode

from common.file import myopen
def load(file):
    """
    Load JSON from a stream.
    """
    return decode(file.read())
def dump(file, object):
    """
    Dump JSON to a stream.
    """
    return file.write(encode(filename, object))

def loadfile(filename):
    """
    Load JSON from a filename.
    """
    return load(myopen(filename))
def dumpfile(filename, object):
    """
    Dump JSON to a filename.
    """
    return dump(myopen(filename, "wb"))