implements workaround for #51

.github/workflows/test.yml

@@ -49,7 +49,6 @@ jobs:
       run: |
         python -m pip install --upgrade pip
         python -m pip install flake8
-        python -m pip install dictdumper==0.8.4
         pip install .[all]
     - name: Unit tests
       if: ${{ matrix.os != 'ubuntu-latest' }}

refinery/units/formats/pcap.py

@@ -72,6 +72,14 @@ def _pcapkit():
         import pcapkit
         return pcapkit
 
+    @Unit.Requires('dictdumper==0.8.4', 'all')
+    def _pcapkit_python37_bugfix():
+        """
+        TODO: This artificial requirement pins a dependency of pypcapkit that otherwise breaks for
+        Python 3.7; see issue [#51](https://github.com/binref/refinery/issues/51). Once that issue
+        is resolved, this should be removed.
+        """
+
     def process(self, data):
         with NoLogging():
             pcapkit = self._pcapkit