*Issue #89
*Issue #85

Description of changes:
Include python 3.10 and 3.11 as supported versions, adding it to the tests runtimes.
SyntaxError error message has changed since python 3.10 that requires a change on the assertion of one the tests.

➜ python3.9 -c 'eval("-")'

Traceback (most recent call last):
  File "<string>", line 1, in <module>
  File "<string>", line 1
    -
    ^
SyntaxError: unexpected EOF while parsing

➜ python3.11 -c 'eval("-")'
Traceback (most recent call last):
  File "<string>", line 1, in <module>
  File "<string>", line 1
    -
SyntaxError: invalid syntax

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