draft for reimplementation of tcl commands to separated files/modules

tclCommands/__init__.py

@@ -0,0 +1,46 @@
+import pkgutil
+import inspect
+import sys
+
+# allowed command modules
+import tclCommands.TclCommandExteriors
+import tclCommands.TclCommandInteriors
+
+
+__all__=[]
+
+for loader, name, is_pkg in pkgutil.walk_packages(__path__):
+    module = loader.find_module(name).load_module(name)
+    __all__.append(name)
+
+
+def register_all_commands(app, commands):
+    """
+    Static method which register all known commands.
+
+    Command should  be for now in directory tclCommands and module should start with TCLCommand
+    Class  have to follow same  name as module.
+
+    we need import all  modules  in top section:
+    import tclCommands.TclCommandExteriors
+    at this stage we can include only wanted  commands  with this, autoloading may be implemented in future
+    I have no enought knowledge about python's anatomy. Would be nice to include all classes which are descendant etc.
+
+    :param app: FlatCAMApp
+    :param commands: array of commands  which should be modified
+    :return: None
+    """
+
+    tcl_modules = {k: v for k, v in sys.modules.items() if k.startswith('tclCommands.TclCommand')}
+
+    for key, module in tcl_modules.items():
+        if key != 'tclCommands.TclCommand':
+            classname = key.split('.')[1]
+            class_ = getattr(module, classname)
+            commandInstance=class_(app)
+
+            for alias in commandInstance.aliases:
+                commands[alias]={
+                    'fcn': commandInstance.execute_wrapper,
+                    'help': commandInstance.get_decorated_help()
+                }