def log_repr(obj, cls=None, given_len=None, parent=None, from_array=False, tags=None):
"""Use this function if you want to serialize a ComplexModelBase instance to
logs. It will:
* Limit size of the String types
* Limit size of Array types
* Not try to iterate on iterators, push data, etc.
"""
if tags is None:
tags = set()
if obj is None:
return 'None'
if cls is None:
cls = obj.__class__
if cls in (list, tuple):
cls = Array(Any)
if cls is dict:
cls = AnyDict
if cls in NATIVE_MAP:
cls = NATIVE_MAP[cls]
if hasattr(obj, '__class__') and issubclass(obj.__class__, cls):
cls = obj.__class__
if hasattr(cls, 'Attributes') and not cls.Attributes.logged:
return "%s(...)" % cls.get_type_name()
if issubclass(cls, File) and isinstance(obj, File.Value):
cls = obj.__class__
if cls.Attributes.logged == 'len':
l = '?'
try:
if isinstance(obj, (list, tuple)):
l = str(sum([len(o) for o in obj]))
else:
l = str(len(obj))
except TypeError:
if given_len is not None:
l = str(given_len)
return "<len=%s>" % l
if (issubclass(cls, Array) or cls.Attributes.max_occurs > 1) and not \
from_array:
if id(obj) in tags:
return "%s(...)" % obj.__class__.__name__
tags.add(id(obj))
retval = []
subcls = cls
if issubclass(cls, Array):
subcls, = cls._type_info.values()
if isinstance(obj, PushBase):
retval = '[<PushData>]'
else:
for i, o in enumerate(obj):
if i >= MAX_ARRAY_ELEMENT_NUM:
retval.append("(...)")
break
retval.append(log_repr(o, subcls, from_array=True, tags=tags))
retval = "[%s]" % (', '.join(retval))
elif issubclass(cls, ComplexModelBase):
if id(obj) in tags:
return "%s(...)" % obj.__class__.__name__
tags.add(id(obj))
retval = []
i = 0
for k, t in cls.get_flat_type_info(cls).items():
if i >= MAX_FIELD_NUM:
retval.append("(...)")
break
if not t.Attributes.logged:
continue
try:
v = getattr(obj, k, None)
except (AttributeError, KeyError):
v = None
# HACK!: sometimes non-db attributes restored from database don't
# get properly reinitialized.
if isclass(v) and issubclass(v, ModelBase):
continue
polymap = t.Attributes.polymap
if polymap is not None:
t = polymap.get(v.__class__, t)
if v is not None:
retval.append("%s=%s" % (k, log_repr(v, t, parent=k, tags=tags)))
i += 1
return "%s(%s)" % (cls.get_type_name(), ', '.join(retval))
elif issubclass(cls, Unicode) and isinstance(obj, six.string_types):
if len(obj) > MAX_STRING_FIELD_LENGTH:
return '%r(...)' % obj[:MAX_STRING_FIELD_LENGTH]
else:
return repr(obj)
elif issubclass(cls, File) and isinstance(obj, PGFileJson.FileData):
retval = log_repr(obj, PGFileJson.FileData, tags=tags)
else:
retval = repr(obj)
if len(retval) > MAX_STRING_FIELD_LENGTH:
retval = retval[:MAX_STRING_FIELD_LENGTH] + "(...)"
return retval
def log_repr(obj,
cls=None,
given_len=None,
parent=None,
from_array=False,
tags=None):
"""Use this function if you want to serialize a ComplexModelBase instance to
logs. It will:
* Limit size of the String types
* Limit size of Array types
* Not try to iterate on iterators, push data, etc.
"""
if tags is None:
tags = set()
if obj is None:
return 'None'
if cls is None:
cls = obj.__class__
if cls in (list, tuple):
cls = Array(Any)
if cls is dict:
cls = AnyDict
if cls in NATIVE_MAP:
cls = NATIVE_MAP[cls]
if hasattr(obj, '__class__') and issubclass(obj.__class__, cls):
cls = obj.__class__
if hasattr(cls, 'Attributes') and not cls.Attributes.logged:
return "%s(...)" % cls.get_type_name()
if issubclass(cls, File) and isinstance(obj, File.Value):
cls = obj.__class__
if cls.Attributes.logged == 'len':
l = '?'
try:
if isinstance(obj, (list, tuple)):
l = str(sum([len(o) for o in obj]))
else:
l = str(len(obj))
except TypeError:
if given_len is not None:
l = str(given_len)
return "<len=%s>" % l
if issubclass(cls, Array):
cls, = cls._type_info.values()
if (cls.Attributes.max_occurs > 1) and not from_array:
if id(obj) in tags:
return "%s(...)" % obj.__class__.__name__
tags.add(id(obj))
retval = []
subcls = cls
if issubclass(cls, Array):
subcls, = cls._type_info.values()
if isinstance(obj, PushBase):
retval = '[<PushData>]'
else:
for i, o in enumerate(obj):
if i >= MAX_ARRAY_ELEMENT_NUM:
retval.append("(...)")
break
retval.append(log_repr(o, subcls, from_array=True, tags=tags))
retval = "[%s]" % (', '.join(retval))
elif issubclass(cls, ComplexModelBase):
if id(obj) in tags:
return "%s(...)" % obj.__class__.__name__
tags.add(id(obj))
retval = []
i = 0
for k, t in cls.get_flat_type_info(cls).items():
if i >= MAX_FIELD_NUM:
retval.append("(...)")
break
if not t.Attributes.logged:
continue
try:
v = getattr(obj, k, None)
except (AttributeError, KeyError):
v = None
# HACK!: sometimes non-db attributes restored from database don't
# get properly reinitialized.
if isclass(v) and issubclass(v, ModelBase):
continue
polymap = t.Attributes.polymap
if polymap is not None:
t = polymap.get(v.__class__, t)
if v is not None:
retval.append("%s=%s" %
(k, log_repr(v, t, parent=k, tags=tags)))
i += 1
return "%s(%s)" % (cls.get_type_name(), ', '.join(retval))
elif issubclass(cls, Unicode) and isinstance(obj, six.string_types):
if len(obj) > MAX_STRING_FIELD_LENGTH:
return '%r(...)' % obj[:MAX_STRING_FIELD_LENGTH]
else:
return repr(obj)
elif issubclass(cls, File) and isinstance(obj, PGFileJson.FileData):
retval = log_repr(obj, PGFileJson.FileData, tags=tags)
else:
retval = repr(obj)
if len(retval) > MAX_STRING_FIELD_LENGTH:
retval = retval[:MAX_STRING_FIELD_LENGTH] + "(...)"
return retval
