我们从Python开源项目中,提取了以下23个代码示例,用于说明如何使用bson.RE_TYPE。
def _deepcopy(self, x, memo=None): """Deepcopy helper for the data dictionary or list. Regular expressions cannot be deep copied but as they are immutable we don't have to copy them when cloning. """ if not hasattr(x, 'items'): y, is_list, iterator = [], True, enumerate(x) else: y, is_list, iterator = {}, False, iteritems(x) if memo is None: memo = {} val_id = id(x) if val_id in memo: return memo.get(val_id) memo[val_id] = y for key, value in iterator: if isinstance(value, (dict, list)) and not isinstance(value, SON): value = self._deepcopy(value, memo) elif not isinstance(value, RE_TYPE): value = copy.deepcopy(value, memo) if is_list: y.append(value) else: if not isinstance(key, RE_TYPE): key = copy.deepcopy(key, memo) y[key] = value return y
def _deepcopy(self, x, memo=None): """Deepcopy helper for the data dictionary or list. Regular expressions cannot be deep copied but as they are immutable we don't have to copy them when cloning. """ if not hasattr(x, 'items'): y, is_list, iterator = [], True, enumerate(x) else: y, is_list, iterator = {}, False, x.iteritems() if memo is None: memo = {} val_id = id(x) if val_id in memo: return memo.get(val_id) memo[val_id] = y for key, value in iterator: if isinstance(value, (dict, list)) and not isinstance(value, SON): value = self._deepcopy(value, memo) elif not isinstance(value, RE_TYPE): value = copy.deepcopy(value, memo) if is_list: y.append(value) else: if not isinstance(key, RE_TYPE): key = copy.deepcopy(key, memo) y[key] = value return y
def _deepcopy(self, x, memo=None): """Deepcopy helper for the data dictionary or list. Regular expressions cannot be deep copied but as they are immutable we don't have to copy them when cloning. """ if not hasattr(x, 'items'): y, is_list, iterator = [], True, enumerate(x) else: y, is_list, iterator = {}, False, x.items() if memo is None: memo = {} val_id = id(x) if val_id in memo: return memo.get(val_id) memo[val_id] = y for key, value in iterator: if isinstance(value, (dict, list)) and not isinstance(value, SON): value = self._deepcopy(value, memo) elif not isinstance(value, RE_TYPE): value = copy.deepcopy(value, memo) if is_list: y.append(value) else: if not isinstance(key, RE_TYPE): key = copy.deepcopy(key, memo) y[key] = value return y
def default(obj): # We preserve key order when rendering SON, DBRef, etc. as JSON by # returning a SON for those types instead of a dict. if isinstance(obj, ObjectId): return {"$oid": str(obj)} if isinstance(obj, DBRef): return _json_convert(obj.as_doc()) if isinstance(obj, datetime.datetime): # TODO share this code w/ bson.py? if obj.utcoffset() is not None: obj = obj - obj.utcoffset() millis = int(calendar.timegm(obj.timetuple()) * 1000 + obj.microsecond / 1000) return {"$date": millis} if isinstance(obj, (RE_TYPE, Regex)): flags = "" if obj.flags & re.IGNORECASE: flags += "i" if obj.flags & re.LOCALE: flags += "l" if obj.flags & re.MULTILINE: flags += "m" if obj.flags & re.DOTALL: flags += "s" if obj.flags & re.UNICODE: flags += "u" if obj.flags & re.VERBOSE: flags += "x" if isinstance(obj.pattern, text_type): pattern = obj.pattern else: pattern = obj.pattern.decode('utf-8') return SON([("$regex", pattern), ("$options", flags)]) if isinstance(obj, MinKey): return {"$minKey": 1} if isinstance(obj, MaxKey): return {"$maxKey": 1} if isinstance(obj, Timestamp): return {"$timestamp": SON([("t", obj.time), ("i", obj.inc)])} if isinstance(obj, Code): return SON([('$code', str(obj)), ('$scope', obj.scope)]) if isinstance(obj, Binary): return SON([ ('$binary', base64.b64encode(obj).decode()), ('$type', "%02x" % obj.subtype)]) if PY3 and isinstance(obj, bytes): return SON([ ('$binary', base64.b64encode(obj).decode()), ('$type', "00")]) if isinstance(obj, uuid.UUID): return {"$uuid": obj.hex} raise TypeError("%r is not JSON serializable" % obj)
def default(obj): # We preserve key order when rendering SON, DBRef, etc. as JSON by # returning a SON for those types instead of a dict. This works with # the "json" standard library in Python 2.6+ and with simplejson # 2.1.0+ in Python 2.5+, because those libraries iterate the SON # using PyIter_Next. Python 2.4 must use simplejson 2.0.9 or older, # and those versions of simplejson use the lower-level PyDict_Next, # which bypasses SON's order-preserving iteration, so we lose key # order in Python 2.4. if isinstance(obj, ObjectId): return {"$oid": str(obj)} if isinstance(obj, DBRef): return _json_convert(obj.as_doc()) if isinstance(obj, datetime.datetime): # TODO share this code w/ bson.py? if obj.utcoffset() is not None: obj = obj - obj.utcoffset() millis = int(calendar.timegm(obj.timetuple()) * 1000 + obj.microsecond / 1000) return {"$date": millis} if isinstance(obj, (RE_TYPE, Regex)): flags = "" if obj.flags & re.IGNORECASE: flags += "i" if obj.flags & re.LOCALE: flags += "l" if obj.flags & re.MULTILINE: flags += "m" if obj.flags & re.DOTALL: flags += "s" if obj.flags & re.UNICODE: flags += "u" if obj.flags & re.VERBOSE: flags += "x" if isinstance(obj.pattern, unicode): pattern = obj.pattern else: pattern = obj.pattern.decode('utf-8') return SON([("$regex", pattern), ("$options", flags)]) if isinstance(obj, MinKey): return {"$minKey": 1} if isinstance(obj, MaxKey): return {"$maxKey": 1} if isinstance(obj, Timestamp): return SON([("t", obj.time), ("i", obj.inc)]) if isinstance(obj, Code): return SON([('$code', str(obj)), ('$scope', obj.scope)]) if isinstance(obj, Binary): return SON([ ('$binary', base64.b64encode(obj).decode()), ('$type', "%02x" % obj.subtype)]) if PY3 and isinstance(obj, binary_type): return SON([ ('$binary', base64.b64encode(obj).decode()), ('$type', "00")]) if bson.has_uuid() and isinstance(obj, bson.uuid.UUID): return {"$uuid": obj.hex} raise TypeError("%r is not JSON serializable" % obj)