Source code for beat.web.experiments.models.result

#!/usr/bin/env python
# vim: set fileencoding=utf-8 :

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# Copyright (c) 2017 Idiap Research Institute, http://www.idiap.ch/           #
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from django.db import models
from django.conf import settings

import simplejson


#----------------------------------------------------------


[docs]class ResultManager(models.Manager):
[docs] def get_by_natural_key(self, name, hash): return self.get(name=name, cache__hash=hash)
#----------------------------------------------------------
[docs]class Result(models.Model): SIMPLE_TYPE_NAMES = ('int32', 'float32', 'bool', 'string') cache = models.ForeignKey('CachedFile', related_name='results', null=True, on_delete=models.CASCADE) name = models.CharField(max_length=200) type = models.CharField(max_length=200) primary = models.BooleanField(default=False) data_value = models.TextField(null=True, blank=True) objects = ResultManager() #_____ Meta parameters __________ class Meta: unique_together = ('cache', 'name') def __str__(self): return '%s - %s' % (self.cache, self.name)
[docs] def natural_key(self): return ( self.name, self.cache.hash, )
natural_key.dependencies = ['experiments.cachedfile']
[docs] def value(self): if self.data_value in ['+inf', '-inf', 'NaN']: return self.data_value elif self.type == 'int32': return int(self.data_value) elif self.type == 'float32': return float(self.data_value) elif self.type == 'bool': return bool(self.data_value) elif self.type == 'string': return str(self.data_value) elif self.type.startswith('%s/' % settings.PLOT_ACCOUNT) or (self.type in Result.SIMPLE_TYPE_NAMES): return simplejson.loads(self.data_value) return None
[docs] def is_chart(self): return self.type not in Result.SIMPLE_TYPE_NAMES