fix spacing

srcxray.py

@@ -20,6 +20,7 @@ level_limit = 7
 limit = 10000
 n = 0
 
+
 def print_limited(a):
     print(a)
     global n
@@ -28,6 +29,7 @@ def print_limited(a):
         print('Reached limit')
         sys.exit(1)
 
+
 def log(*args, **kwargs):
     print(inspect.stack()[1][3], str(*args).rstrip(), file=sys.stderr, **kwargs)
     pass
@@ -132,7 +134,7 @@ def call_tree(node, printed = None, level = 0):
         return ''
     local_printed = set()
     for line in popen('cscope -d -L2 "%s"'%(node)):
-        I = line.split()[1];
+        I = line.split()[1]
         if I in local_printed or I in black_list: continue;
         local_printed.add(I)
         try: