parameters: (a, b)
return_statement: return 0
docstring: Compare versions in the form 'a.b.c'
docstring_summary: Compare versions in the form 'a.b.c'
docstring_tokens: Compare versions in the form a . b . c
function: def cmp_ver(a, b):
      """Compare versions in the form 'a.b.c'
      """
      for (i, j) in zip(split_ver(a), split_ver(b)):
          if i != j:
              return i - j
      return 0
function_tokens: def cmp_ver ( a , b ) : for ( i , j ) in zip ( split_ver ( a ) , split_ver ( b ) ) : if i != j : return i - j return 0