def main(argv):
myBST = BST()
# Loop over input file (filename passed via argv).
input_file = argv[1]
with open(input_file, 'r') as file_ob:
# Split each line into a task and number (if one exists)
#hint: use the split method for strings
# Perform the function corresponding to the specified task
# i.e., insert, delete, inorder, preorder, postorder
# Close the file when you're done.
for line in file_ob:
if ' ' in line:
command, num = line.split()
if command == "insert":
myBST.insert(num)
if command == "delete":
myBST.deleteBook(num)
#print command
#print num
else:
line = line.split()
myBST.traverse(line[0], myBST.getRoot())
print ''
if 'str' in line:
break
pass
