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from shop2020.clients.InventoryClient import InventoryClient
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from shop2020.clients.CatalogClient import CatalogClient
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'''
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'''
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Created on 26-May-2011
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Created on 26-May-2011
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@author: rajveer
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@author: rajveer
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        print "Returning category list"
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        print "Returning category list"
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    def __new__(cls, *args, **kwargs):
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    def __new__(cls, *args, **kwargs):
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        if not cls._instance:
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        if not cls._instance:
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            cls._instance = super(CategoryManager, cls).__new__(cls, *args, **kwargs)
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            cls._instance = super(CategoryManager, cls).__new__(cls, *args, **kwargs)
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            client = InventoryClient().get_client()
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            client = CatalogClient().get_client()
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            t_categories = client.getAllCategories()
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            t_categories = client.getAllCategories()
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            for category in t_categories:
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            for category in t_categories:
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                cls.categories[category.id] = category
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                cls.categories[category.id] = category
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            for category in t_categories:
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            for category in t_categories:
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                if category.parent_category_id != 0:
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                if category.parent_category_id != 0: