nix-flake: Fix scripts

Signed-off-by: Sarah Renkhoff <[email protected]>

scripts/west-commands.yml

@@ -8,7 +8,7 @@ west-commands:
       - name: bridle-export
         class: BridleExport
         help: export Bridle installation as a CMake config package
-  
+
   - file: scripts/west_commands/nix_update.py
     commands:
       - name: nix-update

scripts/west_commands/nix_update.py

@@ -30,7 +30,7 @@ def do_add_parser(self, parser_adder):
         return parser
 
     def do_run(self, args, unknown_args):
-        
+
         ## Update Python dependencies from requirements.txt files
 
         # Get paths of requirements.txt we care about
@@ -44,13 +44,13 @@ def do_run(self, args, unknown_args):
         # Generate nix expression based on requirements
         log.inf(f"Parsing python dependencies in {(', ').join(requirements_paths)}")
         nix_expr = generate_nix_from_paths(requirements_paths)
-    
+
         # Write nix expression to file
         nix_expr_path = os.path.join(bridle_path, 'nix/python-dependencies.nix')
         log.inf(f"Writing nix expression for python dependencies into {nix_expr_path}")
         with open(nix_expr_path, "w") as file:
             file.write(nix_expr)
-        
+
         ## Update workspace flake from west manifest
 
         # Generate flake contents

scripts/west_commands/nix_update_python.py

@@ -5,7 +5,7 @@
 from packaging.requirements import Marker
 
 def python_dependencies(path: str):
-    
+
     # Get raw file contents
     with open(path, "r") as file:
         contents = file.read()
@@ -54,7 +54,7 @@ def filter_special_cases(names: str):
                         "clang-format", # Included as an application directly from nixpkgs
                         "gitlint", # Included as an application directly from nixpkgs
                     ]
-    
+
     return [n for n in names if not n in special_cases]
 
 
@@ -78,15 +78,15 @@ def generate_nix_from_paths(paths: [str]):
     return nix_list(deps)
 
 def main():
-    
+
     # Handle arguments
     if len(sys.argv) < 3:
         print("Usage: python nix_update_python.py <output> <input> [<input>]")
         return
-    
+
     output_filename = sys.argv[1]
     paths = sys.argv[2:]
-    
+
     nix_list = generate_nix_from_paths(paths)
 
     # Format as nix expression and write to file

scripts/west_commands/nix_update_workspace.py

@@ -1,6 +1,8 @@
+import sys
+import parse
+
 from west.manifest import Manifest
 from west.manifest import Project
-import parse
 
 def inputs_str(ps: [Project]):
     # Assume all our inputs are github hosted
@@ -131,7 +133,7 @@ def main():
 
     # Write output
     with open(output_filename, "w") as file:
-        file.write(flake_str(manifest))
+        file.write(flake_str)
 
     return