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--- wiki2:python:notes [2020/06/21 09:58]
alfred [Testing]
+++ wiki2:python:notes [2022/01/15 08:41] (actual)
@@ Línea 154: / Línea 154: @@
   * [[https://docs.aiohttp.org/en/stable/|AIOHTTP]], a ''requests'' async alternative.
+===== Black =====
+Launch black for those .py file which are gonna be commited:
+<code>
+git diff --name-only | grep ".py$" | xargs black
+</code>
+===== Notes =====
+==== Install a new version of python ====
+To install a new version of python do:
+<code>
+sudo apt-get install python3.8 python3.8-dev python3.8-distutils python3.8-venv
+</code>
+==== try\except\finally perks ====
+This code...
+<code python>
+def should_rise(flag):
+    if flag:
+        raise Exception()
+def my_function(flag):
+    try:
+        should_rise(flag)
+        print("1")
+        return "1"
+    except:
+        print("2")
+        return "2"
+    finally:
+        print("3")
+        return "3"
+print("f", my_function(False))
+print("---")
+print("f", my_function(True))
+</code>
+Prints:
+<code>
+f 3
+---
+f 3
+</code>
+==== Install package for the user ====
+<code>
+pip install --user mypy
+</code>
+Executables are found in ''~/.local/bin'' so you can do the next:
+<code>
+export PATH="$PATH:$HOME/.poetry/bin:$HOME/bin:$HOME/.local/bin"
+</code>

Programming