Random fixes

Everything else that was wrong or was making the linter unhappy

mymc.py

@@ -337,7 +337,7 @@ def do_rename(cmd, mc, opts, args, opterr):
 	mc.rename(args[0], args[1])
 	
 def _get_ps2_title(mc, enc):
-	s = mc.get_icon_sys(".");
+	s = mc.get_icon_sys(".")
 	if s == None:
 		return None
 	a = ps2save.unpack_icon_sys(s)

ps2mc.py

@@ -1236,7 +1236,7 @@ class ps2mc(object):
 
 		if dirloc in self.open_files:
 			raise io_error(EBUSY,
-					 "cannot remove open file", filename)
+					 "cannot remove open file", name)
 
 		epc = self.entries_per_cluster
 

ps2mc_dir.py

@@ -12,6 +12,7 @@ _SCCS_ID = "@(#) mymc ps2mc_dir.py 1.4 12/10/04 19:11:08\n"
 import struct
 import time
 import calendar
+import os
 
 PS2MC_DIRENT_LENGTH = 512
 

ps2save.py

@@ -369,14 +369,14 @@ class ps2_save_file(object):
 		off = 0
 		for i in range(dirlen):
 			if len(s) - off < 36:
-				raise eof(f)
+				raise eof(self.f)
 			(l, name) = struct.unpack("<L32s", s[off : off + 36])
 			name = zero_terminate(name)
 			# print("%08x %08x %s" % (off, l, name))
 			off += 36
 			data = s[off : off + l]
 			if len(data) != l:
-				raise eof(f)
+				raise eof(self.f)
 			self.set_file(i,
 				      (DF_RWX | DF_FILE | DF_0400 | DF_EXISTS,
 				       0, l, timestamp, 0, 0, timestamp, 0,