alecthomas / injector / 420

94%

master: 96%

push

travis-ci

Fix new issues discovered by latest mypy (0.750)

The errors in question:

    % mypy injector
    injector/__init__.py:34: error: Incompatible types in assignment (expression has type "None", variable has type "_SpecialForm")
    injector/__init__.py:37: error: All conditional function variants must have identical signatures
    injector/__init__.py:1067: error: Argument 1 to "pop" of "MutableMapping" has incompatible type "Optional[str]"; expected "str"
    injector/__init__.py:1068: error: Argument 1 to "pop" of "MutableMapping" has incompatible type "Optional[str]"; expected "str"

Coincidentally this commit fixes an issue [1] discovered by eugenhu.
Although the solution to the issue is different than eugenhu suggests
the analysis of the underlying cause is helpful and appreciated.

[1] "Cannot inject dependency which is a subclass of a subscripted type", GH-128

Closes GH-128

887 of 966 branches covered (91.82%)

Branch coverage included in aggregate %.

9 of 9 new or added lines in 1 file covered. (100.0%)

2822 of 3013 relevant lines covered (93.66%)

6.26 hits per line