parameters: (self, policy)
return_statement: return not self.is_disabled() and policy in self
docstring: Check whether `policy` is set on the `_FallbackPolicy` instance
  
          FALLBACK_DISABLE implies the check will always fail and return False
docstring_summary: Check whether `policy` is set on the `_FallbackPolicy` instance
docstring_tokens: Check whether policy is set on the _FallbackPolicy instance
function: def is_set(self, policy):
          '''Check whether `policy` is set on the `_FallbackPolicy` instance
  
          FALLBACK_DISABLE implies the check will always fail and return False
          '''
  
          return not self.is_disabled() and policy in self
function_tokens: def is_set ( self , policy ) : return not self . is_disabled ( ) and policy in self