sourcefileset.py: minor simplification.

3d4fcd7d · Tristan Gingold · 5683669a · 3d4fcd7d
Commit 3d4fcd7d authored Oct 29, 2019 by Tristan Gingold
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sourcefileset.py hdlmake/sourcefiles/sourcefileset.py +2 -3

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--- a/hdlmake/sourcefiles/sourcefileset.py
+++ b/hdlmake/sourcefiles/sourcefileset.py
@@ -42,10 +42,9 @@ class SourceFileSet(set):
        if isinstance(files, (SourceFileSet, set)):
            for file_aux in files:
                super(SourceFileSet, self).add(file_aux)
-        elif isinstance(files, File):
-            super(SourceFileSet, self).add(files)
        else:
-            raise TypeError
+            assert isinstance(files, File)
+            super(SourceFileSet, self).add(files)

    def filter(self, filetype):
        """Method that filters and returns all of the HDL source files