parameters: (self, path)
return_statement: return im
docstring: Read image from file
docstring_summary: Read image from file
docstring_tokens: Read image from file
function: def read_img(self, path):
          " Read image from file "
          im = cv2.imread(path)\
              .astype(np.float32, copy=True)
          return im
function_tokens: def read_img ( self , path ) : im = cv2 . imread ( path ) . astype ( np . float32 , copy = True ) return im