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from inspect import getmembers, isfunction
import imp

class ScriptLoader():
    def __init__(self):
        ## code
    
    def load_scripts(self,path):	# path is path to some .py-module
        module = imp.load_source('scripts.name', path)	
        return getmembers(module,isfunction)
    
class Loader1():
    def __init__(self):
        self.sl = ScriptLoader()
        ## more code

    def loadme(self,path):
        print self.sl.load_scripts(path)
        
class Loader2():
    def __init__(self):
        self.sl = ScriptLoader()
        ## even more code

    def loadit(self,path):
        print self.sl.load_scripts(path)
        
if __name__ == '__main__':
    l1 = Loader1()
    l2 = Loader2()
    l1.loadme(path_1)		# ---> correct output, functions of module on path_1
    l2.loadit(path_2)		# ---> correct output, functions of module on path_2
    l1.loadme(path_1)		# ---> WRONG, functions of module on path_2