def retrieve(self, id) :
_, _, deal = self.http_client.get("<STR_LIT>".format(id=id))<EOL>deal["<STR_LIT:value>"] = Coercion.to_decimal(deal["<STR_LIT:value>"])<EOL>return deal<EOL>
Retrieve a single deal

Returns a single deal available to the user, according to the unique deal ID provided
If the specified deal does not exist, the request will return an error

:calls: ``get /deals/{id}``
:param int id: Unique identifier of a Deal.
:return: Dictionary that support attriubte-style access and represent Deal resource.
:rtype: dict