Add check for OFOC images (#2249)

* Add check for OFOC images

This PR adds a unit test checking that each OFOC member has a corresponding photo in the images/ofoc folder that corresponds to their github handle

* Simplify for png only

* Update test_memberships.py

* Update test_memberships.py

Author: cthoyt

tests/test_memberships.py

@@ -14,6 +14,7 @@
 HERE = Path(__file__).parent.resolve()
 ROOT = HERE.parent.resolve()
 DATA = ROOT.joinpath("_data")
+OFOC_IMAGES = ROOT.joinpath("images", "ofoc")
 
 
 class Affiliation(BaseModel):
@@ -65,6 +66,10 @@ def test_data(self):
                     """.rstrip()
                     ),
                 )
+                self.assertTrue(
+                    OFOC_IMAGES.joinpath(person.github).with_suffix(".png").is_file(),
+                    msg=f"{person.name} is missing a photo in {OFOC_IMAGES} that matches their github handle",
+                )
 
     def test_encoding(self):
         """Test correct encoding."""