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snippets/python/s/for-each.md

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+---
+title: Execute function for each list element
+type: snippet
+language: python
+tags: [list]
+cover: green-plant
+dateModified: 2020-09-15T16:13:06+03:00
+---
+
+Executes the provided function once for each list element.
+
+- Use a `for` loop to execute `fn` for each element in `itr`.
+
+```py
+def for_each(itr, fn):
+  for el in itr:
+    fn(el)
+```
+
+```py
+for_each([1, 2, 3], print) # 1 2 3
+```