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How to use raises_value_error method in Testify
Best Python code snippet using Testify_python
objects.py
Source:objects.py 
1import json2import warnings3from datetime import datetime, date4import autoviv5from autoviv import NoneProp6import simplejson7from dateutil import parser as dateutil_parser8from sqlalchemy.ext.mutable import Mutable9from RestResponse import utils10def _encode_hook(opts):11 def _default(o):12 if isinstance(o, RestObject):13 return {k: _default(v) for k, v in o.items()}14 elif isinstance(o, RestList) or isinstance(o, ApiCollection):15 return [_default(x) for x in o]16 if isinstance(o, ApiModel):17 return _default(o._data)18 return utils.encode_item(o, **opts)19 return _default20def _decode_hook(obj):21 for k, v in obj.items():22 obj[k] = utils.decode_item(v)23 return obj24def none_prop_getattr(self, key):25 if key == '__clause_element__':26 raise AttributeError(key)27 return NoneProp(self, key)28NoneProp.__getattr__ = none_prop_getattr29class RestEncoder(json.JSONEncoder):30 def __init__(self, *args, **kwargs):31 super(RestEncoder, self).__init__(*args, **kwargs)32 setattr(self, 'default', _encode_hook({}))33class RestEncoderSimple(simplejson.JSONEncoder):34 def __init__(self, *args, **kwargs):35 super(RestEncoderSimple, self).__init__(*args, **kwargs)36 setattr(self, 'default', _encode_hook({}))37 def iterencode(self, o, *args, **kwargs):38 try:39 return super(RestEncoderSimple, self).iterencode(o, *args, **kwargs)40 except Exception:41 # this could use a better solution42 return super(RestEncoderSimple, self).iterencode(json.loads(str(o)), *args, **kwargs)43json._default_encoder = RestEncoder()44simplejson._default_encoder = RestEncoderSimple()45class RestResponseObj(Mutable, object):46 __opts__ = {47 'encode_binary': True,48 'encode_callable': True,49 'decode_binary': True,50 'decode_callable': True51 }52 @classmethod53 def coerce(cls, key, value):54 if isinstance(value, dict) and not isinstance(value, RestObject):55 return RestObject(value)56 elif isinstance(value, list) and not isinstance(value, RestList):57 return RestList(value)58 else:59 return value60 def changed(self):61 super(RestResponseObj, self).changed()62 def __call__(self):63 return self64 def __json__(self, options=None):65 return _encode_hook(options or self.__opts__)(self)66class RestList(RestResponseObj, autoviv.List):67 def __init__(self, iterable=()):68 for x in iter(iterable):69 self.append(x)70 def __repr__(self):71 return autoviv.pprint(self, indent=None, cls=RestEncoder)72 def pretty_print(self, indent=4):73 return autoviv.pprint(self, indent=indent, cls=RestEncoder)74 def __setitem__(self, index, item):75 if isinstance(item, NoneProp):76 return77 item = RestResponse.parse(item)78 super(RestList, self).__setitem__(index, item)79 self.changed()80 def append(self, item):81 self.insert(len(self), item)82 self.changed()83 def extend(self, items):84 for item in items:85 self.append(item)86 def insert(self, index, item):87 if isinstance(item, NoneProp):88 return89 item = RestResponse.parse(item)90 super(RestList, self).insert(index, item)91 self.changed()92 def pop(self, index=None):93 if index:94 item = super(RestList, self).pop(index)95 else:96 item = super(RestList, self).pop()97 self.changed()98 return item99 def remove(self, item):100 super(RestList, self).remove(item)101 self.changed()102class RestObject(RestResponseObj, autoviv.Dict):103 def __init__(self, *args, **kwargs):104 super(RestObject, self).__init__()105 self.update(*args, **kwargs)106 def __repr__(self):107 return self.pretty_print(indent=None)108 def __str__(self):109 return self.pretty_print(indent=None)110 def pretty_print(self, indent=4):111 return autoviv.pprint(self, indent=indent, cls=RestEncoder)112 def __delattr__(self, name):113 if name in self:114 del self[name]115 self.changed()116 def clear(self):117 super(RestObject, self).clear()118 self.changed()119 def pop(self, name, default=None):120 if name in self:121 value = super(RestObject, self).pop(name, default)122 self.changed()123 else:124 value = default125 return value126 def popitem(self):127 value = super(RestObject, self).popitem()128 self.changed()129 return value130 def __missing__(self, key):131 return self.__getattr__(key)132 def __getattr__(self, key):133 if key in self:134 value = self[key]135 return value136 elif key == '__clause_element__':137 # SQLAlchemy will try to call this prop, raise AttributeError to avoid138 raise AttributeError(key)139 else:140 return super(RestObject, self).__getattr__(key)141 def __setattr__(self, key, value):142 if isinstance(value, NoneProp):143 return144 if key != '__none_props__':145 value = RestResponse.parse(value)146 super(RestObject, self).__setattr__(key, value)147 self.changed()148 def update(self, *args, **kwargs):149 result = {}150 for k, v in dict(*args, **kwargs).items():151 result[k] = RestResponse.parse(v)152 super(RestObject, self).update(result)153 self.changed()154class RestResponse(object):155 def __new__(self, data, **kwargs):156 if isinstance(data, str):157 return RestResponse.loads(data)158 else:159 return RestResponse.parse(data)160 @staticmethod161 def parse(data):162 if isinstance(data, RestResponseObj) or isinstance(data, NoneProp):163 return data164 elif isinstance(data, dict):165 return RestObject(data)166 elif isinstance(data, list):167 return RestList(data)168 else:169 # decode properties encoded by RestResponse170 if isinstance(data, str) and (data.startswith(('__callable__: ', '__binary__'))):171 data = utils.decode_item(data)172 elif isinstance(data, bytes) and (data.startswith((b'__callable__: ', b'__binary__'))):173 data = utils.decode_item(data)174 return data175 @staticmethod176 def loads(data, **kwargs):177 try:178 data = json.loads(data, object_hook=_decode_hook, **kwargs)179 except Exception:180 raise ValueError('RestResponse.loads data must be JSON deserializable')181 return RestResponse.parse(data)182 @staticmethod183 def dumps(data, **kwargs):184 try:185 return json.dumps(data, cls=RestEncoder, **kwargs)186 except Exception:187 raise ValueError('RestResponse.dumps data must be JSON serializable')188class ApiModel(object):189 __opts__ = {190 'encode_binary': False,191 'encode_callable': False,192 'decode_binary': False,193 'decode_callable': False,194 'encode_datetime': lambda x: datetime.strftime(x, '%Y-%m-%dT%H:%M:%SZ'),195 'encode_date': lambda x: datetime.strftime(x, '%Y-%m-%d'),196 '_overrides': [],197 }198 def __bool__(self):199 return bool(self._data)200 def __nonzero__(self):201 return bool(self._data)202 def __eq__(self, other):203 if not isinstance(other, ApiModel):204 return False205 return self._data == other._data206 @property207 def _data(self):208 return self.__data209 @_data.setter210 def _data(self, data):211 data = data or RestResponse.parse({})212 if isinstance(data, dict) or isinstance(data, list):213 data = RestResponse.parse(data)214 elif isinstance(data, str):215 try:216 data = RestResponse.loads(data or "{}")217 except ValueError as e:218 raise ValueError('{0} data must be JSON serializable'.format(self.__class__)) from e219 elif isinstance(data, ApiModel):220 data = data._data221 self.__data = RestResponse.parse({})222 for prop in dir(self):223 if (not prop.startswith('_') or prop in self.__opts__.get('_overrides', [])) and prop in data:224 setattr(self, prop, data[prop])225 @property226 def _as_json(self):227 return json.loads(json.dumps(self._data, default=_encode_hook(self.__opts__)))228 def _set_datetime(self, d, format='%Y-%m-%dT%H:%M:%SZ'):229 return self._format_datetime(d, format=format, raises_value_error=True)230 def _get_datetime(self, d, format='%Y-%m-%dT%H:%M:%SZ'):231 return self._format_datetime(d, format=format, raises_value_error=False)232 def _format_datetime(self, d, format='%Y-%m-%dT%H:%M:%SZ', raises_value_error=False):233 if not isinstance(d, datetime) or not isinstance(d, date):234 try:235 d = dateutil_parser.parse(d)236 return datetime.strptime(d.strftime(format), format)237 except ValueError:238 if raises_value_error:239 raise240 else:241 warnings.warn('Value must be date or datetime')242 return None243 else:244 return d245 def _set_date(self, d, format='%Y-%m-%d'):246 return self._format_date(d, format=format, raises_value_error=True)247 def _get_date(self, d, format='%Y-%m-%d'):248 return self._format_date(d, format=format, raises_value_error=False)249 def _format_date(self, d, format='%Y-%m-%d', raises_value_error=False):250 if not isinstance(d, date):251 try:252 d = dateutil_parser.parse(d)253 return datetime.strptime(d.strftime(format), format).date()254 except ValueError:255 if raises_value_error:256 raise257 else:258 warnings.warn('Value must be date')259 return None260 else:261 return d262 def _set_string(self, s):263 return self._format_string(s, raises_value_error=True)264 def _get_string(self, s):265 return self._format_string(s, raises_value_error=False)266 def _format_string(self, s, raises_value_error=False):267 if raises_value_error and not isinstance(s, str):268 raise ValueError('Value must be str')269 return '%s' % (s or '')270 def _set_float(self, f):271 return self._format_float(f, raises_value_error=True)272 def _get_float(self, f):273 return self._format_float(f, raises_value_error=False)274 def _format_float(self, f, raises_value_error=False):275 try:276 return float(f)277 except (ValueError, TypeError):278 if raises_value_error:279 raise280 else:281 warnings.warn('Value must be float')282 return None283 def _set_int(self, i):284 return self._format_int(i, raises_value_error=True)285 def _get_int(self, i):286 return self._format_int(i, raises_value_error=False)287 def _format_int(self, i, raises_value_error=False):288 try:289 return int(i)290 except (ValueError, TypeError):291 if raises_value_error:292 raise293 else:294 warnings.warn('Value must be integer')295 return None296 def _set_bool(self, b):297 return self._format_bool(b, raises_value_error=True)298 def _get_bool(self, b):299 return self._format_bool(b, raises_value_error=False)300 def _format_bool(self, b, raises_value_error=False):301 if (302 raises_value_error303 and not isinstance(b, bool)304 ):305 raise ValueError('Value must be bool')306 return b in [True, 'True', 'true', '1', 1]307class ApiCollection(RestList):308 def __init__(self, setter, iterable=(), **setter_kwargs):309 self.setter = setter310 self.setter_kwargs = setter_kwargs311 self.extend(iterable)312 @property313 def _data(self):314 return RestResponse.parse([x for x in self])315 @property316 def _as_json(self):317 return json.loads(json.dumps(self, default=_encode_hook(self.__opts__)))318 def append(self, item):319 self.insert(len(self), item)320 def insert(self, index, item):321 value = self.setter(item, **self.setter_kwargs)322 if value is not None:323 super(ApiCollection, self).insert(index, value)324 def extend(self, items):325 for item in items:326 self.append(item)327 def __setitem__(self, index, value):328 if index >= 0 and index < len(self):329 self.pop(index)330 self.insert(index, value)331 else:...
test_utils.py
Source:test_utils.py
...3from django import test4from django_psdash.utils import import_function5from django_psdash.utils import check_settings6class ImportFunctionTestCase(test.TestCase):7 def raises_value_error(self, func_addr):8 with self.assertRaises(ValueError):9 import_function(func_addr)10 def test_wrong_addr(self):11 self.raises_value_error('')12 self.raises_value_error('.')13 self.raises_value_error('..')14 self.raises_value_error('.relative_path')15 self.raises_value_error('wrong_import.')16 self.raises_value_error('fake.module')17 self.raises_value_error('os')18 self.raises_value_error('os.wrong_function')19 self.raises_value_error('sys.args')20 def test_all_ok(self):21 func = import_function('os.path.join')22 self.assertTrue(inspect.isfunction(func))23class CheckCategoriesSettingsTestCase(test.TestCase):24 def test_wrong_type(self):25 with self.assertRaises(ValueError):26 check_settings([1, 2, 3])27 def test_wrong_item_of_categories(self):28 with self.assertRaises(ValueError):29 check_settings({'test': []})30 def test_required_name_for_item(self):31 with self.assertRaises(ValueError):32 check_settings(33 {...
control_flow_try_except.py
Source:control_flow_try_except.py
1# Try and Except Statements2# The function in the editor is very simple and serves one purpose: it raises a ValueError.3# Try running it by entering raises_value_error() into the code editor and hitting run.4# Remember, unindent this function call so it isnât included in the function itself.5def raises_value_error():6 raise ValueError7# Great! Nice error raising! Now letâs make that error message a little more palatable.8# Write a try statement and an except statement around the line of code that executes the function to catch a ValueError and make the error message print You raised a ValueError!9try:10 raises_value_error()11except ValueError:...
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