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--- wiki2:python:typing [2022/03/14 17:42]
alfred
+++ wiki2:python:typing [2022/10/12 19:03] (actual)
@@ Línea 27: / Línea 27: @@
       return self
 </code>
+Several types:
+<code>
+Union[Union[int, str], float] == Union[int, str, float]
+Union[int] == int
+</code>
+Type or None:
+''Optional[X]'' is equivalent to ''X | None'' (or ''Union[X, None]'').
+<code>
+Optional[str]
+</code>
+Class type:
+<code>
+class ShopifyPostView(MethodView):
+    shopify_request_schema: t.Union[
+        t.Type[ShopifyPaymentsRequest],
+        t.Type[ShopifyRefundsRequest],
+    ] = None
+</code>
+Object of the previous class type:
+<code>
+ShopifyRequestClass: t.Type = t.Optional[
+    t.Union[
+        t.Type[ShopifyPaymentsRequest],
+        t.Type[ShopifyRefundsRequest],
+    ]
+]
+ShopifyRequest = t.Type[ShopifyRequestClass]
+</code>
+====== Links ======
+  * https://towardsdatascience.com/12-beginner-concepts-about-type-hints-to-improve-your-python-code-90f1ba0ac49

Programming