silence missing imports, (maybe?) hook to tox

mypy.ini

@@ -4,7 +4,7 @@ disallow_any_generics = True
 disallow_subclassing_any = True
 #disallow_untyped_calls = True
 #disallow_untyped_defs = True
-#disallow_incomplete_defs = True
+disallow_incomplete_defs = True
 #check_untyped_defs = True
 disallow_untyped_decorators = True
 no_implicit_optional = True
@@ -14,5 +14,6 @@ warn_return_any = True
 no_implicit_reexport = True
 strict_equality = True
 
-[mypy-pdfminer.*]
+[mypy-cryptography.hazmat.*]
 ignore_missing_imports = True
+

pdfminer/ccitt.py

@@ -562,7 +562,7 @@ def main(argv):
 
     class Parser(CCITTG4Parser):
         def __init__(self, width, bytealign=False):
-            import pygame
+            import pygame  # type: ignore
             CCITTG4Parser.__init__(self, width, bytealign=bytealign)
             self.img = pygame.Surface((self.width, 1000))
             return

pdfminer/image.py

@@ -81,7 +81,7 @@ def export_image(self, image):
         if ext == '.jpg':
             raw_data = image.stream.get_rawdata()
             if LITERAL_DEVICE_CMYK in image.colorspace:
-                from PIL import Image
+                from PIL import Image  # type: ignore
                 from PIL import ImageChops
                 ifp = BytesIO(raw_data)
                 i = Image.open(ifp)

setup.py

@@ -17,7 +17,7 @@
         'cryptography',
     ],
     extras_require={
-        "dev": ["nose", "tox"],
+        "dev": ["nose", "tox", "mypy == 0.910"],
         "docs": ["sphinx", "sphinx-argparse"],
     },
     description='PDF parser and analyzer',

tox.ini

@@ -9,6 +9,7 @@ whitelist_externals =
     flake8
 commands =
     flake8 pdfminer/ tools/ tests/ --count --statistics
+    mypy --install-types --non-interactive pdfminer
     nosetests --nologcapture
     python -m sphinx -b html docs/source docs/build/html
     python -m sphinx -b doctest docs/source docs/build/doctest