Should parameters inherit OrderedDict?

[marcosfelt]

Currently, Parameter inherits from dict instead of OrderedDict. Therefore, calling values is not guaranteed to return the parameter values in the same order every time. Am I missing something here?

lmfit-py/lmfit/parameter.py

Line 25 in 4173760

class Parameters(dict):

[reneeotten]

the order in dictionaries is preserved since Python 3.7.

https://mail.python.org/pipermail/python-dev/2017-December/151283.html

I'm sure it's described in the release notes as well but I cannot find that easily right now.

#713

[marcosfelt]

Thank you!