title: want to know in broad the usage of indices in Python
body: <p>i am new in python,</p>
  
  <p>my question is that ,why we use indices [1:-1] while want get output of any string such as</p>
  
  <pre><code> v= ['Name','Position','Join_date']
   print (str(v)[1:-1])
  </code></pre>
  
  <p>i notice that if i don't use the indices then there is no output is showing.why?</p>
  
  <p>please help me and it will be great  if you give me a tutorial link about the usage of indices in Python.</p>
  
  <p>Thank You.</p>