Simple solution how to extract function object from bound method.

extract_function.py

def view_example(request):
    print(request)
    
    
class ViewTestCase(object):
    view_function = view_example
    
    def __init__(self):
        self.view = self.__class__.__dict__['view_function']
        
vtc = ViewTestCase()
vtc.view("it's alive!")