change indentation from 2 spaces to 4, fix #5

calc.py

@@ -1,65 +1,65 @@
 from helpers import *
 
-calc_users         = open_json_file("calc", [])
+calc_users        = open_json_file("calc", [])
 math_operators    = ["+", "-", "*", "/", "&", "|"]
 ignore_operators  = ["**", "&&", "||"] # ** may be too intensive, the others cause syntax errors
 calc_perm = "utils.calc"
 
 
 def calc(text):
-  """
-  extracts a mathematical expression from `text`
-  returns (expression, result) or None
-  """
-  expression = ""
-  should_calc = False
-  for char in text:
-    if char.isdigit() or (should_calc and char in [".", " "]):
-      expression += char
-    elif char in math_operators:
-      # calculation must include at least 1 operator
-      should_calc = True
-      expression += char
-    elif should_calc and char.isalpha():
-      # don't include any more text in the calculation
-      break
-  if should_calc and not any(op in expression for op in ignore_operators):
-    try:
-      result = str(eval(expression)) # pylint: disable = W0123
-    except: # pylint: disable = W0702
-      # we can run into all kinds of errors here
-      # most probably SyntaxError
-      return None
-    return (expression, result)
-  return None
+    """
+    extracts a mathematical expression from `text`
+    returns (expression, result) or None
+    """
+    expression = ""
+    should_calc = False
+    for char in text:
+        if char.isdigit() or (should_calc and char in [".", " "]):
+            expression += char
+        elif char in math_operators:
+            # calculation must include at least 1 operator
+            should_calc = True
+            expression += char
+        elif should_calc and char.isalpha():
+            # don't include any more text in the calculation
+            break
+    if should_calc and not any(op in expression for op in ignore_operators):
+        try:
+            result = str(eval(expression)) # pylint: disable = W0123
+        except: # pylint: disable = W0702
+            # we can run into all kinds of errors here
+            # most probably SyntaxError
+            return None
+        return (expression, result)
+    return None
 
 
 @hook.event("player.AsyncPlayerChatEvent", "monitor")
 def on_calc_chat(event):
-  sender = event.getPlayer()
-  message = event.getMessage()
-  if not event.isCancelled() and uid(sender) in calc_users and sender.hasPermission(calc_perm):
-    output = calc(message)
-    if output:
-      msg(sender, "&2=== Calc: &e" + output[0] + " &2= &c" + output[1])
+    sender = event.getPlayer()
+    message = event.getMessage()
+    if not event.isCancelled() and uid(sender) in calc_users and sender.hasPermission(calc_perm):
+        output = calc(message)
+        if output:
+            msg(sender, "&2=== Calc: &e" + output[0] + " &2= &c" + output[1])
 
 
 @hook.command("calc", description="Toggles chat calculations")
 def on_calc_command(sender, args):
-  plugin_header(sender, "Chat Calculator")
-  if not sender.hasPermission(calc_perm):
-    noperm(sender)
-    return True
-  if not checkargs(sender, args, 0, 1):
-    return True
-  if not is_player(sender):
-    msg(sender, "&cYou are not a player!" % sender)
-    return True
+    plugin_header(sender, "Chat Calculator")
+    if not sender.hasPermission(calc_perm):
+        noperm(sender)
+        return True
+    if not checkargs(sender, args, 0, 1):
+        return True
+    if not is_player(sender):
+        msg(sender, "&cYou are not a player!" % sender)
+        return True
 
-  toggle(sender, calc_users, name = "Calc")
-  save_json_file("calc", calc_users)
+    toggle(sender, calc_users, name = "Calc")
+    save_json_file("calc", calc_users)
 
-  status = "enabled" if uid(sender) in calc_users  else "disabled"
-  msg(sender, "&6We just &e%s&6 Chat Calculator for you!" % status)
+    status = "enabled" if uid(sender) in calc_users  else "disabled"
+    msg(sender, "&6We just &e%s&6 Chat Calculator for you!" % status)
 
-  return True
+    return True