subprocess

src/Development/python/subprocess.md

@@ -0,0 +1,10 @@
+# [subprocess](https://docs.python.org/3/library/subprocess.html)
+
+```python
+import subprocess
+
+subprocess.run(["ls", "-a"])
+
+# Stop when run error
+subprocess.run(["exit 1"], check=True)
+```

src/Development/python/venv.md

@@ -1,22 +1,12 @@
-# venv
+# [venv](https://docs.python.org/3/library/venv.html)
 
-Python venv is Python Virtual Environment.
+Creating virtual environments:
-Why do we need to use Python venv?
-Because we don't want to mess up with Python packages which are stored in different location: system directories, user directories, ...
-
-Assume you use Python 3 and Linux.
-
----
-
-Python venv stores everything in a local directory.
-
-Inside chosen directory, run:
 
 ```sh
-python -m venv venv
+python3 -m venv /path/to/venv
 ```
 
-Now you can use venv with:
+Activate:
 
 ```sh
 # Bash

src/SUMMARY.md

@@ -39,6 +39,7 @@
   - [Python](Development/python/README.md)
     - [venv](Development/python/venv.md)
     - [argparse](Development/python/argparse.md)
+    - [subprocess](Development/python/subprocess.md)
   - [Docker](Development/docker.md)
   - [Redis](Development/redis.md)
   - [Prometheus](Development/prometheus.md)