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Flow Based Programming Experiments
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import inspect | |
import functools | |
def multiply(x, y): | |
return x * y | |
def add(x, y): | |
return x + y | |
def x(): | |
return 1 | |
# Assign "process" method to components values | |
def resolve_connections(connections): | |
for connection in connections: | |
source = connection[0] | |
target = connection[1] | |
argument = connection[2] | |
target.__dict__[argument] = functools.partial(source.process) | |
class component(object): | |
def __init__(self, method): | |
self.method = method | |
def process(self): | |
arguments = [] | |
for arg in inspect.getargspec(self.method).args: | |
arguments.append(self.__dict__[arg]()) | |
return self.method(*arguments) | |
x1 = component(x) | |
add1 = component(add) | |
add2 = component(add) | |
multipy1 = component(multiply) | |
connections = [ | |
(x1, add1, "x"), | |
(x1, add1, "y"), | |
(x1, add2, "x"), | |
(add1, add2, "y"), | |
(add2, multipy1, "x"), | |
(add1, multipy1, "y"), | |
] | |
resolve_connections(connections) | |
print multipy1.process() |
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