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Python index() method throws an error if the item was not found. So instead you can make it similar to the indexOf() function of JavaScript which returns -1 if the item was not found:

def indexof( array, elem): try: return array.index(elem) except ValueError: return -1 

Python index() method throws an error if the item was not found. So instead you can make it similar to the indexOf() function of JavaScript which returns -1 if the item was not found:

def indexof(array, elem): try: return array.index(elem) except ValueError: return -1 

Python index() method throws an error if the item was not found. So instead you can make it similar to the indexOf() function of JavaScript which returns -1 if the item was not found:

try:   index = array.index('search_keyword') except ValueError:   index = -1 

Python index() method throws an error if the item was not found. So instead you can make it similar to the indexOf() function of JavaScript which returns -1 if the item was not found:

def indexof( array, elem): try: return array.index(elem) except ValueError: return -1 

Python index() method throws an error if the item was not found, which sucks!

So instead you can make it similar to the indexOf() function of JavaScript which returns -1 if the item was not found:

 try:   index = array.index('search_keyword')  except ValueError:   index = -1 

Python index() method throws an error if the item was not found. So instead you can make it similar to the indexOf() function of JavaScript which returns -1 if the item was not found:

try: index = array.index('search_keyword') except ValueError: index = -1