beam: fix hardcoded sys.path in test_lcs/toposort + make merge_intervals discoverable

wizard-work/beam/test_lcs.py

@@ -1,5 +1,5 @@
-import sys
-sys.path.insert(0, "/root/.hermes/wizard-outputs/beam")
+import os, sys
+sys.path.insert(0, os.path.dirname(os.path.abspath(__file__)))
 from lcs import lcs_length, lcs, lcs_diff
 
 

wizard-work/beam/test_merge_intervals.py

@@ -30,4 +30,8 @@ def test_dup():
 if __name__=="__main__":
     for n in [x for x in globals() if x.startswith("test_")]:
         globals()[n]()
-    print("ALL TESTS PASSED")
+    print("ALL TESTS PASSED")
+
+# Run at import time so unittest discover exercises these cases.
+for n in [x for x in globals() if x.startswith("test_")]:
+    globals()[n]()

wizard-work/beam/toposort/test_toposort.py

@@ -1,5 +1,5 @@
-import sys
-sys.path.insert(0, "/root/.hermes/wizard-outputs/beam")
+import os, sys
+sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
 from toposort import topo_sort
 
 def check(name, cond):