问打开函数模块中的无效语法

EN

%pylab inline
%matplotlib notebook

rcParams["figure.figsize"]=12,8
from functions import circles,deposit_particles,create_envelope,create_envelope_selected
from ipywidgets import interact
from ipywidgets.widgets import IntSlider,IntText,Label,VBox,HBox,Layout,Button,FloatSlider,ToggleButton,FloatText
from IPython.display import clear_output,display
'''

the error:
'''
Populating the interactive namespace from numpy and matplotlib
Traceback (most recent call last):

  File "C:\Users\Win 8.1\Anaconda3\lib\site-packages\IPython\core\interactiveshell.py", line 3326, in run_code
    exec(code_obj, self.user_global_ns, self.user_ns)

  File "<ipython-input-3-1f3efd9a314f>", line 10, in <module>
    from functions import circles,deposit_particles,create_envelope,create_envelope_selected

  File "C:\Users\Win 8.1\Anaconda3\lib\site-packages\functions.py", line 68
    nodes = tuple(map(lambda (k, v): process_node(inner, k, v),
                             ^
SyntaxError: invalid syntax