Update supporting script

- Update README to properly reflect py3.9 requirement
- Add support for `--force` that's been advertised forever

README.md

@@ -6,7 +6,7 @@ In essence this repo will mimic the layout of my homedir with a bunch of dotfile
 The setup_dotfiles.py script takes the contents of this path and creates symlinks in my actual homedir, matching the directory structure.
 
 ## Requirements
-* Python 3.4
+* Python 3.9
 * A home directory
 
 ## Setup

setup_dotfiles.py

@@ -8,6 +8,7 @@ removing old symlinks as necessary as well as optionally files.
 
 import inspect
 import os  # Needed for os.walk til Py3.12
+import sys
 from pathlib import Path
 
 FORCE = False
@@ -31,6 +32,7 @@ def check_and_remove(source: Path, destination: Path, *, force: bool = False) ->
     # Destination exists as a symlink
     if Path(destination).is_symlink():
         # Symlink is correct, return
+        # This is the only function that bumps our requirement to py3.9, lol
         if Path(destination).readlink() == source:
             return False
         # Symlink is incorrect, remove it
@@ -40,10 +42,10 @@ def check_and_remove(source: Path, destination: Path, *, force: bool = False) ->
         # Force mode enabled, remove it (Data loss risk!!)
         if force:
             Path(destination).unlink()
-        # Force mode disabled, error out
+        # Force mode disabled, skip this file
         else:
-            msg = f"{destination!s} exists as a file and --force not provided"
-            raise OSError(msg)
+            print(f"{destination!s} exists as a file and --force not provided")
+            return False
 
     # File doesn't exist or undefined "thing" happened, return True to try to
     # write, and if something goes wrong, we'll see the OSError
@@ -81,4 +83,9 @@ def install_dotfiles(source_dir: Path, dest_dir: Path, exclusions: list, *, forc
 
 
 if __name__ == "__main__":
-    install_dotfiles(SOURCEDIR, HOMEDIR, EXCLUSIONS, force=False)
+    force = "--force" in sys.argv
+
+    if force:
+        print("--force enabled, will remove files to create symlinks")
+
+    install_dotfiles(SOURCEDIR, HOMEDIR, EXCLUSIONS, force=force)