Add configuration for python

.config/python/startup.py

@@ -0,0 +1,54 @@
+"""Move Python's history file to "$XDG_STATE_HOME/python/history".
+
+Python 3.13+ honors the `$PYTHON_HISTORY` environment variable,
+so this file is only needed for older interpreters (e.g., via `pyenv`).
+
+`$PYTHONSTARTUP` is executed in the REPL's own namespace
+=> Everything is wrapped in a function that is deleted afterwards
+   to avoid polluting the prompt with temporary names
+"""
+
+import sys
+
+
+def _setup_history():
+    if sys.version_info >= (3, 13):
+        return  # `$PYTHON_HISTORY` handles it
+
+    try:
+        import readline  # because it is not in every build
+    except ImportError:
+        return
+
+    import atexit
+    import os
+
+    state_home = os.environ.get("XDG_STATE_HOME") or os.path.join(
+        os.path.expanduser("~"), ".local", "state"
+    )
+    history_file = os.path.join(state_home, "python", "history")
+
+    os.makedirs(os.path.dirname(history_file), exist_ok=True)
+    if os.path.isdir(history_file):
+        raise OSError(history_file + " must not be a directory")
+
+    try:
+        readline.read_history_file(history_file)
+    except OSError:  # `$PYTHON_HISTORY` is non-existent or unreadable
+        pass
+
+    readline.set_auto_history(True)
+    readline.set_history_length(99999)
+
+    def write_history():
+        try:
+            readline.write_history_file(history_file)
+        except OSError:
+            pass
+
+    atexit.register(write_history)  # Keep a reference to `write_history`
+
+
+_setup_history()
+
+del _setup_history