chore: fix failing test

Author: rikbw

requirements-test.txt

@@ -10,6 +10,7 @@ seaborn~=0.11.2
 sqlalchemy~=1.4.23
 xlrd~=2.0.1
 openpyxl~=3.0.7
+h5py~=3.11.0
 
 # test-utils deps
 pytest~=6.2.5

tests/helper.py

@@ -51,7 +51,6 @@ def in_temp_dir():
 
 
 def run(data, run_code=True):
-
     pec = data.get("DC_PEC", "")
     stu_code = data.get("DC_CODE", "")
     sol_code = data.get("DC_SOLUTION", "")