fixed minor folder issue

setup.py

@@ -3,7 +3,7 @@
 # Use pipreqs.exe to get requirements list.
 """
 Windows> py -m build && twine upload dist/*
-Linux> python -m build && twine upload dist/*
+Linux> python -m build && python -m twine upload dist/*
 
 """
 
@@ -15,7 +15,7 @@ with open("README.md", "r", encoding="utf-8") as fh:
 # beamer-slider
 setuptools.setup(
     name="coursebox",
-    version="0.1.18.3",
+    version="0.1.18.5",
     author="Tue Herlau",
     author_email="tuhe@dtu.dk",
     description="A course management system currently used at DTU",

src/coursebox.egg-info/PKG-INFO

 Metadata-Version: 2.1
 Name: coursebox
-Version: 0.1.18.3
+Version: 0.1.18.5
 Summary: A course management system currently used at DTU
 Home-page: https://lab.compute.dtu.dk/tuhe/coursebox
 Author: Tue Herlau

src/coursebox/core/info.py

@@ -97,7 +97,7 @@ def first_day_of_class(info):
         mo_first = datetime(year=year(), month=1 if semester() == 'spring' else 8, day=1, hour=13, minute=0)
         # scroll to monday
         while mo_first.weekday() != 0: #strftime('%A') is not 'Monday':
-            mo_first += timedelta(days=1)
+            mo_first -= timedelta(days=1)
         # add 4 weeks to get into 13 week period
         for _ in range(4):
             mo_first += timedelta(days=7)
@@ -270,16 +270,19 @@ def get_forum(paths):
 def class_information(verbose=False,
                       update_with_core_conf=False, # Whether to include (module) level core-conf items. Nearly always yes, but core is likely to include classes that are not easily pickled. so when 0xxxxprivate is excluded, this should be False.
                       ):
+
     paths = get_paths()
+    # print("Coursebox> Config file is", paths['information.xlsx'])
     if not os.path.isfile(paths['information.xlsx']):
-        print("Tried loading", paths['information.xlsx'])
+        # raise Exception()
+        print("Coursebox> Tried loading configuration file:", paths['information.xlsx'])
         cf = _info_cache_file()
-        print("Information configuration file not found. Loading from cache:", cf)
+        print("Coursebox> Information configuration file not found. Loading from cache:", cf)
         if not os.path.isfile(cf):
             raise Exception("No configuration found. Please set up configuration file at: " + paths['information.xlsx'])
         else:
             with open(cf, 'rb') as f:
-                print("Loaded cached configuration from", cf)
+                print("Coursebox> Loaded cached configuration from", cf)
                 info = pickle.load(f)
                 info = _update_with_core_conf(info)
             return info

src/coursebox/student_files/student_files.py

@@ -87,7 +87,7 @@ def setup_student_files(run_files=True,
                 # 'lectures/chapter0pythonB',
                 # 'lectures/chapter1',
                 'lectures',
-                'workshop'
+                # 'workshop'
             ]
 
         import coursebox.core.info