# Updated by John Brearley  Oct 2017

import re ;# regular expressions need importing.

# Define version & author attributes for this package.
__version__ = '1.0'
__author__ = 'John Brearley <brearley@bell.net>'

# Prints an objects available methods, attribute names & values.
# NB: inspect.ismethod(item) always returns false.
# NB: Option verbose flag v defaults to False.
def print_data(obj,v=False):
   # Initialization
   methods="" ;# list of user defined methods
   skipped="" ;# list of items not shown
   vars="" ;# list of user variable=value pairs

   # If available, show object name in title display, instead of python raw hex name.
   print (" ")
   if (hasattr(obj,"name")):
      print("print_data obj:",getattr(obj,"name"),"class:",obj.__class__.__name__)
   else:
      print("print_data obj:",obj,"class:",obj.__class__.__name__)

   # Process all object data, including methods, attributes & variables
   item_list=dir(obj) 
   for item in item_list:
      # print("print_data checking:",item)
      # Skip the built in python items starting with "__"
      if (re.search("^__",item)):
         skipped=skipped+item+" "
         # print("print_data skipped: ",item," due to ^__")
         continue

      # Try to get value string of item.
      try:
         # getting attribute string value avoids some errors
         value=str(getattr(obj,item))
         # value=eval(obj.item) ;# doesnt work, with/without eval

         # Look at value for user defined methods vs variables
         if (re.search("^<(bound|built-in)",value)):
            methods=methods+item+" "
            # print("print_data method:",item+"="+value)
         else:
            vars=vars+item+"="+value+" "
            # print("print_data vars:",item+"="+value)
      except:
         skipped=skipped+item+" "
         print("print_data ERROR: skipped:",item," could not get value")

   # Display results
   print("print_data vars:",vars)
   print("print_data methods:",methods)
   # Show verbose info as optionally requested.
   if (v):
      try:
         print("print_data __dict__:",str(getattr(obj,"__dict__"))) ;# sometimes has all vars & values
      except:
         print("print_data: NO __dict__ !")
      print("print_data skipped:",skipped)
   print (" ")
   return