change stuff

.replit

@@ -1,2 +1,2 @@
 language = "python3.8"
-run = "python argon.py example.ar"
+run = "python argon.py 'complex example'"

argon.py

@@ -107,6 +107,9 @@ def log(*args):
         newargs.append(valToArgonString(args[i]))
     print(*newargs)
 
+def substring(string, start=None, end=None, step=None):
+  return string[start:end:step]
+
 
 def boxify(text, length=0, align="left"):
     if align not in ['left', 'right', 'center']:
@@ -163,6 +166,7 @@ vars = {
     'abs': {'type': 'init', 'py': abs},
     'round': {'type': 'init', 'py': round},
     'length': {'type': 'init', 'py': len},
+    'sub': {'type': 'init', 'py': substring},
     'upper': {'type': 'init', 'py': lambda x: x.upper()},
     'lower': {'type': 'init', 'py': lambda x: x.lower()},
     'append': {'type': 'init', 'py': lambda list, value: list.append(value)},
@@ -189,6 +193,7 @@ vars = {
     'boxify': {'type': 'init', 'py': boxify},
     'whole': {'type':'init', 'py': int},
     'book': {'type':'init', 'py': dict},
+    'items': {'type': 'init', 'py': list},
     'exec': {"type": "init", "py": code_Aexec},
     'eval': {"type": "init", "py": code_Aeval},
     'range': {'type': 'init', 'py': Arange},
@@ -465,7 +470,7 @@ def val_Aexec(string, eval=False, vars=vars) -> Tuple[bool, Any]: # returns a tu
                 val = vars[varname]['value']
                 for i in range(len(bracketslist)-1):
                     val = val[bracketslist[i]]
-                val.pop(bracketslist[-1])
+                del val[bracketslist[-1]]
             else:
                 del vars[varname]
         else:
@@ -670,7 +675,7 @@ def Aexec(string, eval=False, vars=vars) -> Tuple[bool, str]: # Aexec stands for
           pass
     elif (eval and cobinedcompiled.fullmatch(string)) or (not eval and cobinedevalcompiled.fullmatch(string)):
         return val_Aexec(string, eval, vars=vars)
-    processes = ["&&", "||", "!@", "@", "<=", ">=", "<-", ">-", "!=", "==", "/", "%", "$","*","^", '+',"-"]
+    processes = ["&&", ' and ', "||", ' or ', "!@", "@", "<=", ">=", "<-", ">-", "!=", "==", "/", "%", "$","*","^", '+',"-"]
     didprocess = False
     for x in range(len(processes)):
         currentprocesser = processes[x]

complex example.ar

@@ -21,24 +21,26 @@ const dice = ['f2', 'f1', 'b2', 'b1', 'l1', 'r1']
 const boardSize = {'x': 6, 'y': 6}
 
 sub displayBoard() [
+  var output = []
   var i = 0
   while (i<-boardSize['y']) [
     var j = 0
     while (j<-boardSize['x']) [
       if ((i==playerPos['y']) && (j==playerPos['x'])) [
-        logF('██')
+        append(output,'██')
       ] else [
-        if (i==cpuPos['y'] && j==cpuPos['x']) [
-          logF('▒▒')
+        if ((i==cpuPos['y']) && (j==cpuPos['x'])) [
+          append(output,'▒▒')
         ] else [
-          logF('░░')
+          append(output,'░░')
         ]
       ]
       j++
     ]
-    log()
+    append(output, '\n')
     i++
   ]
+  log(join('', output))
 ]
 
 sub rollDice() [
@@ -76,7 +78,7 @@ var win = no
 
 while (gameOver == no) [
   displayBoard()
-  if (turn==yes) [
+  if (turn) [
     log('Player turn')
     input('Press enter to roll')
     var roll = rollDice()