funky imports

gistfile1.txt

# x.py
print("x begin")

if __name__ == "__main__":
    import sys
    from collections import UserDict
    class DictWatch(UserDict):
        def __init__(self, *args, **kwargs):
            super().__init__(*args, **kwargs)
    
        def __getitem__(self, key):
            val = super().__getitem__(key)
            print('FETCHING EXISTING ITEM FROM CACHE', key)
            return val
    
        def __setitem__(self, key, val):
            print('OH, A NEW IMPORT. IMPORT AND RUN, ADD TO CACHE', key)
            super().__setitem__(key, val)

    print("let me just hijack some stuff")
    sys.modules = DictWatch(**sys.modules)

    

print("x begin part deux")
import y
print("x end")


# y.py
print("y begin")
import x
print("y end")


#### abcd.py
if __name__ == "__main__":
    import sys
    from collections import UserDict
    class DictWatch(UserDict):
        def __init__(self, *args, **kwargs):
            super().__init__(*args, **kwargs)
    
        def __getitem__(self, key):
            val = super().__getitem__(key)
            print('FETCHING EXISTING ITEM FROM CACHE', key)
            return val
    
        def __setitem__(self, key, val):
            print('OH, A NEW IMPORT. IMPORT AND RUN, ADD TO CACHE', key)
            super().__setitem__(key, val)

    print("let me just hijack some stuff")
    sys.modules = DictWatch(**sys.modules)

import x