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document.writeln("23 | import oauth");
document.writeln("");
document.writeln("from django.db import models");
document.writeln("from django.core import exceptions");
document.writeln("");
document.writeln("class OAuthTokenField(models.CharField):");
document.writeln(" __metaclass__ = models.SubfieldBase");
document.writeln("");
document.writeln(" def __init__(self, *args, **kwargs):");
document.writeln(" kwargs["max_length"] = 1024");
document.writeln(" return super(OAuthTokenField,self).__init__(*args, **kwargs)");
document.writeln("");
document.writeln(" def to_python(self, value):");
document.writeln(" if isinstance(value, oauth.OAuthToken):");
document.writeln(" return value");
document.writeln("");
document.writeln(" try:");
document.writeln(" return oauth.OAuthToken.from_string(smart_str(value))");
document.writeln(" except:");
document.writeln(" raise exceptions.ValidationError("Invalid OAuth Token.")");
document.writeln("");
document.writeln(" def get_db_prep_value(self, value):");
document.writeln(" return smart_str(value)");
document.writeln(" |