import uos
import gc

def get_storage_usage():
    total_bytes = uos.statvfs('/')[0]  # Total bytes in the filesystem
    free_bytes = uos.statvfs('/')[4]   # Free bytes in the filesystem
    used_bytes = total_bytes - free_bytes
    return total_bytes, used_bytes, free_bytes

def print_storage_usage():
    total, used, free = get_storage_usage()
    print("Total space: {} bytes".format(total))
    print("Used space: {} bytes".format(used))
    print("Free space: {} bytes".format(free))

# Example usage:
print("Initial storage usage:")
print_storage_usage()

# Perform some operations that might affect storage usage
# For example, create some variables, files, etc.

# Trigger garbage collection to free up memory if needed
gc.collect()

print("\nAfter operations:")
print_storage_usage()