Clean up Python support files

framework/ccm_pyactr/ccm_print.py

@@ -1,5 +1,14 @@
 """
 ccm_print adds some extra print capabilities to ccm productions.
+
+To use it, create an instance and regsiter each chunk with it:
+
+    printer = CCMPrint()
+    printer.register_chunk("add", ["num1", "num2", "count", "sum"])
+    printer.register_chunk("count", ["number", "next"])
+
+Then in the productions:
+    printer.print_chunk_slot(goal, "goal", "sum")
 """
 
 from typing import Dict, List
@@ -8,6 +17,11 @@
 
 
 class CCMPrint:
+    """
+    CCMPrint provides methods to print the contents of a buffer or the contents
+    of one slot of a buffer.
+    """
+
     def __init__(self):
         self.chunk_map: Dict[str, List[str]] = {}
 
@@ -42,6 +56,6 @@ def print_chunk_slot(self, buffer: Buffer, buffer_name: str, slot: str):
         slot_index = slot_list.index(slot)
 
         # +1 because the first item is the chunk type
-        item = buffer.__getitem__(slot_index + 1)
+        item = buffer[slot_index + 1]
 
         print(f"{buffer_name}.{slot}: {item}")

framework/ccm_pyactr/gactar_ccm_activate_trace.py

@@ -18,6 +18,10 @@ class foo(ACTR):
 
 
 class ActivateTrace(MemorySubModule):
+    """
+    ActivateTrace provides a method to print a chunk when it is activated.
+    """
+
     def __init__(self, memory: Memory):
         MemorySubModule.__init__(self, memory)
 

framework/pyactr/pyactr_print.py

@@ -43,9 +43,13 @@
 
 
 class PrintBuffer(actr.buffers.Buffer):
+    """
+    PrintBuffer provides methods to print data from productions.
+    """
+
     def __init__(self, model: actr.ACTRModel):
         actr.buffers.Buffer.__init__(self, None, None)
-        self.ACTR_MODEL = model
+        self.actr_model = model
         model._ACTRModel__buffers["print"] = self
 
     def text(self, *args):
@@ -60,6 +64,7 @@ def text(self, *args):
                 text "'a string'"
                 text "42"
         """
+
         text = "".join(args[1:]).strip('"')
         output = ""  # build up our output in this buffer
 
@@ -91,6 +96,7 @@ def buffer(self, *args):
                 buffer retrieval
                 buffer retrieval.word
         """
+
         name = "".join(args)
         contents = self.get_buffer_data(name)
         print(f"{name}: {contents}")
@@ -100,6 +106,7 @@ def get_buffer_data(self, item: str) -> str:
         Given an "item" which is either a <buffer name> or a <buffer name>.<slot name>,
         return the contents.
         """
+
         ids = item.split(".")
         match len(ids):
             case 1:
@@ -119,20 +126,23 @@ def get_buffer_contents(self, buffer_name: str) -> str:
         """
         Gets all the contents of a buffer.
         """
+
         buffer = self.get_buffer(buffer_name)
-        data = buffer._data
+        data = buffer._data  # pylint: disable=protected-access
 
         if data:
             return str(data.copy().pop())
-        else:
-            return "<empty>"
+
+        return "<empty>"
 
     def get_slot_contents(self, buffer_name: str, slot_name: str) -> str:
         """
         Gets the contents of a specific buffer slot.
         """
+
         buffer = self.get_buffer(buffer_name)
 
+        # pylint: disable=protected-access
         if buffer._data:
             chunk = buffer._data.copy().pop()
         else:
@@ -154,31 +164,48 @@ def get_buffer(self, buffer_name: str) -> Buffer:
         """
         Gets a buffer by name and returns it.
         """
-        if buffer_name in self.ACTR_MODEL._ACTRModel__buffers:
-            return self.ACTR_MODEL._ACTRModel__buffers[buffer_name]
+
+        # pylint: disable=protected-access
+        if buffer_name in self.actr_model._ACTRModel__buffers:
+            return self.actr_model._ACTRModel__buffers[buffer_name]
 
         print("ERROR: Buffer '" + buffer_name + "' not found")
         raise KeyError
 
     def add(self, *args):
+        """
+        (Required method for actr.buffers.Buffer class - throws an exception.)
+        """
         raise AttributeError(
             "Attempt to add an element to the print buffer. This is not allowed."
         )
 
     def clear(self, *args):
+        """
+        (Required method for actr.buffers.Buffer class - throws an exception.)
+        """
         raise AttributeError("Attempt to clear the print buffer. This is not allowed.")
 
     def create(self, *args):
+        """
+        (Required method for actr.buffers.Buffer class - throws an exception.)
+        """
         raise AttributeError(
             "Attempt to add an element to the print buffer. This is not allowed."
         )
 
     def retrieve(self, *args):
+        """
+        (Required method for actr.buffers.Buffer class - throws an exception.)
+        """
         raise AttributeError(
             "Attempt to retrieve from the print buffer. This is not allowed."
         )
 
     def test(self, *args):
+        """
+        (Required method for actr.buffers.Buffer class - throws an exception.)
+        """
         raise AttributeError(
             "Attempt to test the print buffer state. This is not allowed."
         )