Python 3.10 compatibility

[to-bee]

Pyapns2 relies on hyper, hyperframe and h2. All of them currently not supporting python3.10. hyper is even an archived project. Are there any plans to further maintain those packages?

Tobi

[daveisfera]

This appears to be a duplicate of #74 and #126

[alliefitter]

Workaround for the meantime.

if version_info.major >= 3 and version_info.minor >= 10:
    """
    **************
    * WORKAROUND *
    **************
    
    The apns2 package is throwing errors because some aliases in collections were removed in 3.10. Specifically, the
    error is coming from a dependency of apns2 named hyper.  
    """
    import collections
    from collections import abc
    collections.Iterable = abc.Iterable
    collections.Mapping = abc.Mapping
    collections.MutableSet = abc.MutableSet
    collections.MutableMapping = abc.MutableMapping

[github-actions[bot]]

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