code: def main():
      x = Symbol("x")
  
      e = 1 / cos(x)
      print("")
      print("Series for sec(x):")
      print("")
      pprint(e.series(x, 0, 10))
      print("\n")
  
      e = 1 / sin(x)
      print("Series for csc(x):")
      print("")
      pprint(e.series(x, 0, 4))
      print("")
  
label_desc: Use image node_id 1 for calling a global function with example usage: main() without return types