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How to use _handle_exception method in Slash

Best Python code snippet using slash

views.py

Source:views.py

...32    # Validate and return a Bad Request error if necessary33    try:34        schema(request.args.to_dict())35    except MultipleInvalid as err:36        resp = _handle_exception(err, '400')37    else:38        # Call business layer method and return an Internal Server Error if anything goes wrong39        try:40            # Default n to 041            if request.args.get('n'):42                n = request.args['n']43            else:44                n = '0'45            # Check which argument we have and set up appropriate BLO46            if request.args.get('month'):47                bl = BLO_PlantLists()48                plants = bl.get_seasonal_plants(request.args['month'], n)49                resp = _get_response(plants)50            elif request.args.get('id'):51                bl = BLO_PlantLists()52                plants = bl.get_bed_plants(request.args['id'], n)53                resp = _get_response(plants)54            elif request.args.get('name'):55                bl = BLO_Plants()56                plants = bl.get_plants(request.args['name'], n)57                resp = _get_response(plants)58            else:59                # No arguments provided, return bad request error60                resp = _handle_exception('Provide either name, month or id', '400')61        except Exception as err:62            resp = _handle_exception(err, '500')63    return resp64@app.route('/beds')65def get_beds():66    """@app.route('/beds') takes67    plant (plant name number, optional, coercible to int)68    lat (latitude, coercible to float)69    long (longitude, coercible to float)70    n (max number of records required, coercible to int, n=0 returns all71    Finds n flower beds containing a given plant (optional), sorted in order of proximity to a position defined by72    lat, long73    Returns a list of populated Node objects.74    If the plant is not found, an empty list is returned.  If n=0, all matches are returned."""75    # Define validation schema76    schema = Schema({77        'plant': Coerce(int),78        Required('lat'): Coerce(float),79        Required('long'): Coerce(float),80        'n': Coerce(int)81    })82    # Validate and return a Bad Request error if necessary83    try:84        schema(request.args.to_dict())85    except MultipleInvalid as err:86        resp = _handle_exception(err, '400')87    else:88        # Call business layer method and return an Internal Server Error if anything goes wrong89        try:90            # Default n to 091            if request.args.get('n'):92                n = request.args['n']93            else:94                n = '0'95            bl = BLO_GIS(GeoNode(0, '', request.args['long'], request.args['lat']))96            beds = bl.get_flower_beds(request.args.get('plant'), n)97            resp = _get_response(beds)98        except Exception as err:99            resp = _handle_exception(err, '500')100    return resp101@app.route('/places')102def get_places():103    """@app.route('/places') takes104    lat (latitude, coercible to float)105    long (longitude, coercible to float)106    n (max number of records required, coercible to int, n=0 returns all107    Finds n places, sorted in order of proximity to a position defined by lat, long108    Returns a list of populated Place objects.109    If none are found, an empty list is returned.  If n=0, all matches are returned."""110    # Define validation schema111    schema = Schema({112        Required('lat'): Coerce(float),113        Required('long'): Coerce(float),114        'n': Coerce(int)115    })116    # Validate and return a Bad Request error if necessary117    try:118        schema(request.args.to_dict())119    except MultipleInvalid as err:120        resp = _handle_exception(err, '400')121    else:122        # Call business layer method and return an Internal Server Error if anything goes wrong123        try:124            # Default n to 0125            if request.args.get('n'):126                n = request.args['n']127            else:128                n = '0'129            bl = BLO_GIS(GeoNode(0, '', request.args['long'], request.args['lat']))130            places = bl.get_places(n)131            resp = _get_response(places)132        except Exception as err:133            resp = _handle_exception(err, '500')134    return resp135@app.route('/routes/bed/<int:id>')136def route_bed(id):137    """@app.route('/route/bed') takes138    lat (latitude, coercible to float)139    long (longitude, coercible to float)140    id (id of a flower bed, coercible to int)141    Calculates the shortest route between the given flower bed and a position defined by lat, long142    Returns a Route object.143    If route cannot be calculated, an empty object is returned"""144    # Define validation schema145    schema = Schema({146        Required('lat'): Coerce(float),147        Required('long'): Coerce(float)148    })149    # Validate and return a Bad Request error if necessary150    try:151        schema(request.args.to_dict())152    except MultipleInvalid as err:153        resp = _handle_exception(err, '400')154    else:155        # Call business layer method and return an Internal Server Error if anything goes wrong156        try:157            bl = BLO_Route(GeoNode(0, '', request.args['long'], request.args['lat']))158            route = bl.get_bed_route(id)159            resp = _get_response(route)160        except BedNotFound as err:161            # id doesn't exist, return 404162            resp = _handle_exception(err, '404')163        except Exception as err:164            resp = _handle_exception(err, '500')165    return resp166@app.route('/routes/place/<int:id>')167def route_place(id):168    """@app.route('/route/place') takes169    lat (latitude, coercible to float)170    long (longitude, coercible to float)171    id (id of a place, coercible to int)172    Calculates the shortest route between the given place and a position defined by lat, long173    Returns a Route object.174    If route cannot be calculated, an empty object is returned"""175    # Define validation schema176    schema = Schema({177        Required('lat'): Coerce(float),178        Required('long'): Coerce(float)179    })180    # Validate and return a Bad Request error if necessary181    try:182        schema(request.args.to_dict())183    except MultipleInvalid as err:184        resp = _handle_exception(err, '400')185    else:186        # Call business layer method and return an Internal Server Error if anything goes wrong187        try:188            bl = BLO_Route(GeoNode(0, '', request.args['long'], request.args['lat']))189            route = bl.get_place_route(id)190            resp = _get_response(route)191        except PlaceNotFound as err:192            # id doesn't exist, return 404193            resp = _handle_exception(err, '404')194        except Exception as err:195            resp = _handle_exception(err, '500')196    return resp197def _get_response(resp_obj):198    # Success!  Encode response and set up a Response object199    # Status code will be 200200    resp = make_response(jsonpickle.encode(resp_obj))201    resp.mimetype = 'application/json'202    return resp203def _handle_exception(err, code):204    # Failure! Encode error message and set up status205    print("Exception: ", err)206    resp = make_response(jsonpickle.encode(str(err)))207    resp.mimetype = 'application/json'208    resp.status = code209    return resp210if __name__ == '__main__':...

ir_http.py

Source:ir_http.py

...78        except Exception:79            _logger.exception("Exception during request Authentication.")80            raise openerp.exceptions.AccessDenied()81        return auth_method82    def _handle_exception(self, exception):83        # If handle_exception returns something different than None, it will be used as a response84        return request._handle_exception(exception)85    def _dispatch(self):86        # locate the controller method87        try:88            rule, arguments = self._find_handler(return_rule=True)89            func = rule.endpoint90        except werkzeug.exceptions.NotFound, e:91            return self._handle_exception(e)92        # check authentication level93        try:94            auth_method = self._authenticate(func.routing["auth"])95        except Exception:96            # force a Forbidden exception with the original traceback97            return self._handle_exception(98                convert_exception_to(99                    werkzeug.exceptions.Forbidden))100        processing = self._postprocess_args(arguments, rule)101        if processing:102            return processing103        # set and execute handler104        try:105            request.set_handler(func, arguments, auth_method)106            result = request.dispatch()107            if isinstance(result, Exception):108                raise result109        except Exception, e:110            return self._handle_exception(e)111        return result112    def _postprocess_args(self, arguments, rule):113        """ post process arg to set uid on browse records """114        for arg in arguments.itervalues():115            if isinstance(arg, orm.browse_record) and arg._uid is UID_PLACEHOLDER:116                arg._uid = request.uid117                try:118                    arg[arg._rec_name]119                except KeyError:120                    return self._handle_exception(werkzeug.exceptions.NotFound())121    def routing_map(self):122        if not hasattr(self, '_routing_map'):123            _logger.info("Generating routing map")124            cr = request.cr125            m = request.registry.get('ir.module.module')126            ids = m.search(cr, openerp.SUPERUSER_ID, [('state', '=', 'installed'), ('name', '!=', 'web')], context=request.context)127            installed = set(x['name'] for x in m.read(cr, 1, ids, ['name'], context=request.context))128            if openerp.tools.config['test_enable']:129                installed.add(openerp.modules.module.current_test)130            mods = [''] + openerp.conf.server_wide_modules + sorted(installed)131            self._routing_map = http.routing_map(mods, False, converters=self._get_converters())132        return self._routing_map133def convert_exception_to(to_type, with_message=False):134    """ Should only be called from an exception handler. Fetches the current...

error_handling_context.py

Source:error_handling_context.py

...43        :param exc_tb: exception traceback44        :return: falsable statement if exception wasn't handled,45                 truable otherwise46        """47        exc_handled = await _handle_exception(48            exc_val, exc_tb=exc_tb,49            ws_con=self._ws_con50        )51        await self._ws_con.close()52        return exc_handled53@functools.singledispatch54async def _handle_exception(exc_val, exc_tb, ws_con) -> bool:55    """56    Handles exception raised inside the context of a context manager57    :param exc_val: instance of the raised exception58    :param exc_tb: exception traceback59    :return: True if the exception was handled, False otherwise60    """61    return False  # don't handle exceptions by default62@_handle_exception.register(asyncio.CancelledError)63@_handle_exception.register(asyncio.TimeoutError)64async def _(exc_val, exc_tb, ws_con):65    await send_error_message_by_code(ws=ws_con, error_code=5000)66    return True67@_handle_exception.register(MessageFormatViolationError)68async def _(exc_val, exc_tb, ws_con):...

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