parameters: (c)
return_statement: return _a(arctan2(c[1], c[0]), (c** 2).sum(0)** .5)
docstring: (x, y) to (theta, radius).
docstring_summary: (x, y) to (theta, radius).
docstring_tokens: ( x y ) to ( theta radius ) .
function: def to_polar(c):
      """(x, y) to (theta, radius)."""
      return _a(arctan2(c[1], c[0]), (c** 2).sum(0)** .5)
function_tokens: def to_polar ( c ) : return _a ( arctan2 ( c [ 1 ] , c [ 0 ] ) , ( c ** 2 ) . sum ( 0 ) ** .5 )