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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def add_filter(self, name, operator, value):
 """Add ThreatConnect API Filter for this resource request. External Reference: https://docs.threatconnect.com Args: name (string):
 The filter field name. operator (string):
 The filter comparison operator. value (string):
 The filter value. """

        self._filters.append({'name': name, 'operator': operator, 'value': value})