Coverage for examples/hello.py: 27%

1from wasmtime import Store, Module, Instance, Func, FuncType 

2 

3def run(): 

4 # Almost all operations in wasmtime require a contextual "store" argument to be 

5 # shared amongst objects 

6 store = Store() 

7 

8 # Here we can compile a `Module` which is then ready for instantiation 

9 # afterwards 

10 module = Module.from_file(store.engine, './examples/hello.wat') 

11 

12 # Our module needs one import, so we'll create that here. 

13 

14 

15 def say_hello(): 

16 print("Hello from Python!") 

17 

18 

19 hello = Func(store, FuncType([], []), say_hello) 

20 

21 # And with all that we can instantiate our module and call the export! 

22 instance = Instance(store, module, [hello]) 

23 instance.exports(store)["run"](store) 

24 

25if __name__ == '__main__': 

26 run()