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f-ewald/models.py

Created May 9, 2017 19:11
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models.py
class OptimizationJob(models.Model):
def generate_primary_key():
no = randint(13537086546263552, 839299365868340223)
str_no = Base62.encode(no)
result_count = OptimizationJob.objects.filter(job_id=str_no).count()
while result_count > 0:
no = randint(13537086546263552, 839299365868340223)
str_no = Base62.encode(no)
result_count = OptimizationJob.objects.filter(job_id=str_no).count()
return str_no
job_id = models.CharField(max_length=10, primary_key=True, default=generate_primary_key)
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