1) assignment_list.spec.ts:271:1 › Show assignment list ────────────────────────────────────────── Error: Command failed: nbgrader generate_assignment 'Problem Set 1' --force [GenerateAssignmentApp | INFO] Copying /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/jupyter.png -> /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/./Problem Set 1/jupyter.png [GenerateAssignmentApp | INFO] Updating/creating assignment 'Problem Set 1': {} [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/Problem 1.ipynb [GenerateAssignmentApp | INFO] Writing 7978 bytes to /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/Problem Set 1/Problem 1.ipynb [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/Problem 2.ipynb [GenerateAssignmentApp | INFO] Writing 1597 bytes to /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/Problem Set 1/Problem 2.ipynb [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/problem3.ipynb [GenerateAssignmentApp | WARNING] No tests.yml file found in the assignment directory. Loading the default tests.yml file in the course root directory [GenerateAssignmentApp | WARNING] No tests.yml file found. If AUTOTESTS appears in testing cells, an error will be thrown. [GenerateAssignmentApp | ERROR] There was an error processing assignment: /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1 [GenerateAssignmentApp | ERROR] Traceback (most recent call last): File "/home/runner/work/nbgrader/nbgrader/nbgrader/converters/base.py", line 390, in convert_notebooks self.convert_single_notebook(notebook_filename) File "/home/runner/work/nbgrader/nbgrader/nbgrader/converters/base.py", line 344, in convert_single_notebook output, resources = self.exporter.from_filename(notebook_filename, resources=resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 201, in from_filename return self.from_file(f, resources=resources, **kw) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 220, in from_file return self.from_notebook_node( File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/notebook.py", line 36, in from_notebook_node nb_copy, resources = super().from_notebook_node(nb, resources, **kw) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 154, in from_notebook_node nb_copy, resources = self._preprocess(nb_copy, resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 352, in _preprocess nbc, resc = preprocessor(nbc, resc) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/preprocessors/base.py", line 48, in __call__ return self.preprocess(nb, resources) File "/home/runner/work/nbgrader/nbgrader/nbgrader/preprocessors/instantiatetests.py", line 180, in preprocess nb, resources = super(InstantiateTests, self).preprocess(nb, resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/preprocessors/execute.py", line 100, in preprocess self.preprocess_cell(cell, resources, index) File "/home/runner/work/nbgrader/nbgrader/nbgrader/preprocessors/instantiatetests.py", line 261, in preprocess_cell self._load_test_template_file(resources) File "/home/runner/work/nbgrader/nbgrader/nbgrader/preprocessors/instantiatetests.py", lin

1) assignment_list.spec.ts:271:1 › Show assignment list ────────────────────────────────────────── Retry #1 ─────────────────────────────────────────────────────────────────────────────────────── Error: Command failed: nbgrader generate_assignment 'Problem Set 1' --force [GenerateAssignmentApp | INFO] Copying /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/jupyter.png -> /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/./Problem Set 1/jupyter.png [GenerateAssignmentApp | INFO] Updating/creating assignment 'Problem Set 1': {} [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/Problem 1.ipynb [GenerateAssignmentApp | INFO] Writing 7978 bytes to /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/Problem Set 1/Problem 1.ipynb [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/Problem 2.ipynb [GenerateAssignmentApp | INFO] Writing 1597 bytes to /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/Problem Set 1/Problem 2.ipynb [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/problem3.ipynb [GenerateAssignmentApp | WARNING] No tests.yml file found in the assignment directory. Loading the default tests.yml file in the course root directory [GenerateAssignmentApp | WARNING] No tests.yml file found. If AUTOTESTS appears in testing cells, an error will be thrown. [GenerateAssignmentApp | ERROR] There was an error processing assignment: /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1 [GenerateAssignmentApp | ERROR] Traceback (most recent call last): File "/home/runner/work/nbgrader/nbgrader/nbgrader/converters/base.py", line 390, in convert_notebooks self.convert_single_notebook(notebook_filename) File "/home/runner/work/nbgrader/nbgrader/nbgrader/converters/base.py", line 344, in convert_single_notebook output, resources = self.exporter.from_filename(notebook_filename, resources=resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 201, in from_filename return self.from_file(f, resources=resources, **kw) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 220, in from_file return self.from_notebook_node( File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/notebook.py", line 36, in from_notebook_node nb_copy, resources = super().from_notebook_node(nb, resources, **kw) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 154, in from_notebook_node nb_copy, resources = self._preprocess(nb_copy, resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 352, in _preprocess nbc, resc = preprocessor(nbc, resc) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/preprocessors/base.py", line 48, in __call__ return self.preprocess(nb, resources) File "/home/runner/work/nbgrader/nbgrader/nbgrader/preprocessors/instantiatetests.py", line 180, in preprocess nb, resources = super(InstantiateTests, self).preprocess(nb, resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/preprocessors/execute.py", line 100, in preprocess self.preprocess_cell(cell, resources, index) File "/home/runner/work/nbgrader/nbgrader/nbgrader/preprocessors/instantiatetests.py", line 261, in preprocess_cell self._load_test_template_file(resources

1) assignment_list.spec.ts:271:1 › Show assignment list ────────────────────────────────────────── Retry #2 ─────────────────────────────────────────────────────────────────────────────────────── Error: Command failed: nbgrader generate_assignment 'Problem Set 1' --force [GenerateAssignmentApp | INFO] Copying /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/jupyter.png -> /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/./Problem Set 1/jupyter.png [GenerateAssignmentApp | INFO] Updating/creating assignment 'Problem Set 1': {} [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/Problem 1.ipynb [GenerateAssignmentApp | INFO] Writing 7978 bytes to /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/Problem Set 1/Problem 1.ipynb [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/Problem 2.ipynb [GenerateAssignmentApp | INFO] Writing 1597 bytes to /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/Problem Set 1/Problem 2.ipynb [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/problem3.ipynb [GenerateAssignmentApp | WARNING] No tests.yml file found in the assignment directory. Loading the default tests.yml file in the course root directory [GenerateAssignmentApp | WARNING] No tests.yml file found. If AUTOTESTS appears in testing cells, an error will be thrown. [GenerateAssignmentApp | ERROR] There was an error processing assignment: /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1 [GenerateAssignmentApp | ERROR] Traceback (most recent call last): File "/home/runner/work/nbgrader/nbgrader/nbgrader/converters/base.py", line 390, in convert_notebooks self.convert_single_notebook(notebook_filename) File "/home/runner/work/nbgrader/nbgrader/nbgrader/converters/base.py", line 344, in convert_single_notebook output, resources = self.exporter.from_filename(notebook_filename, resources=resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 201, in from_filename return self.from_file(f, resources=resources, **kw) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 220, in from_file return self.from_notebook_node( File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/notebook.py", line 36, in from_notebook_node nb_copy, resources = super().from_notebook_node(nb, resources, **kw) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 154, in from_notebook_node nb_copy, resources = self._preprocess(nb_copy, resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 352, in _preprocess nbc, resc = preprocessor(nbc, resc) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/preprocessors/base.py", line 48, in __call__ return self.preprocess(nb, resources) File "/home/runner/work/nbgrader/nbgrader/nbgrader/preprocessors/instantiatetests.py", line 180, in preprocess nb, resources = super(InstantiateTests, self).preprocess(nb, resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/preprocessors/execute.py", line 100, in preprocess self.preprocess_cell(cell, resources, index) File "/home/runner/work/nbgrader/nbgrader/nbgrader/preprocessors/instantiatetests.py", line 261, in preprocess_cell self._load_test_template_file(resources

2) assignment_list.spec.ts:305:1 › Multiple released assignments ───────────────────────────────── Error: Command failed: nbgrader generate_assignment 'Problem Set 1' --force [GenerateAssignmentApp | INFO] Copying /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/jupyter.png -> /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/./Problem Set 1/jupyter.png [GenerateAssignmentApp | INFO] Updating/creating assignment 'Problem Set 1': {} [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/Problem 1.ipynb [GenerateAssignmentApp | INFO] Writing 7978 bytes to /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/Problem Set 1/Problem 1.ipynb [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/Problem 2.ipynb [GenerateAssignmentApp | INFO] Writing 1597 bytes to /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/Problem Set 1/Problem 2.ipynb [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/problem3.ipynb [GenerateAssignmentApp | WARNING] No tests.yml file found in the assignment directory. Loading the default tests.yml file in the course root directory [GenerateAssignmentApp | WARNING] No tests.yml file found. If AUTOTESTS appears in testing cells, an error will be thrown. [GenerateAssignmentApp | ERROR] There was an error processing assignment: /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1 [GenerateAssignmentApp | ERROR] Traceback (most recent call last): File "/home/runner/work/nbgrader/nbgrader/nbgrader/converters/base.py", line 390, in convert_notebooks self.convert_single_notebook(notebook_filename) File "/home/runner/work/nbgrader/nbgrader/nbgrader/converters/base.py", line 344, in convert_single_notebook output, resources = self.exporter.from_filename(notebook_filename, resources=resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 201, in from_filename return self.from_file(f, resources=resources, **kw) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 220, in from_file return self.from_notebook_node( File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/notebook.py", line 36, in from_notebook_node nb_copy, resources = super().from_notebook_node(nb, resources, **kw) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 154, in from_notebook_node nb_copy, resources = self._preprocess(nb_copy, resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 352, in _preprocess nbc, resc = preprocessor(nbc, resc) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/preprocessors/base.py", line 48, in __call__ return self.preprocess(nb, resources) File "/home/runner/work/nbgrader/nbgrader/nbgrader/preprocessors/instantiatetests.py", line 180, in preprocess nb, resources = super(InstantiateTests, self).preprocess(nb, resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/preprocessors/execute.py", line 100, in preprocess self.preprocess_cell(cell, resources, index) File "/home/runner/work/nbgrader/nbgrader/nbgrader/preprocessors/instantiatetests.py", line 261, in preprocess_cell self._load_test_template_file(resources) File "/home/runner/work/nbgrader/nbgrader/nbgrader/preprocessors/instantiatetests.py", lin

2) assignment_list.spec.ts:305:1 › Multiple released assignments ───────────────────────────────── Retry #1 ─────────────────────────────────────────────────────────────────────────────────────── Error: Command failed: nbgrader generate_assignment 'Problem Set 1' --force [GenerateAssignmentApp | INFO] Copying /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/jupyter.png -> /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/./Problem Set 1/jupyter.png [GenerateAssignmentApp | INFO] Updating/creating assignment 'Problem Set 1': {} [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/Problem 1.ipynb [GenerateAssignmentApp | INFO] Writing 7978 bytes to /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/Problem Set 1/Problem 1.ipynb [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/Problem 2.ipynb [GenerateAssignmentApp | INFO] Writing 1597 bytes to /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/Problem Set 1/Problem 2.ipynb [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/problem3.ipynb [GenerateAssignmentApp | WARNING] No tests.yml file found in the assignment directory. Loading the default tests.yml file in the course root directory [GenerateAssignmentApp | WARNING] No tests.yml file found. If AUTOTESTS appears in testing cells, an error will be thrown. [GenerateAssignmentApp | ERROR] There was an error processing assignment: /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1 [GenerateAssignmentApp | ERROR] Traceback (most recent call last): File "/home/runner/work/nbgrader/nbgrader/nbgrader/converters/base.py", line 390, in convert_notebooks self.convert_single_notebook(notebook_filename) File "/home/runner/work/nbgrader/nbgrader/nbgrader/converters/base.py", line 344, in convert_single_notebook output, resources = self.exporter.from_filename(notebook_filename, resources=resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 201, in from_filename return self.from_file(f, resources=resources, **kw) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 220, in from_file return self.from_notebook_node( File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/notebook.py", line 36, in from_notebook_node nb_copy, resources = super().from_notebook_node(nb, resources, **kw) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 154, in from_notebook_node nb_copy, resources = self._preprocess(nb_copy, resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 352, in _preprocess nbc, resc = preprocessor(nbc, resc) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/preprocessors/base.py", line 48, in __call__ return self.preprocess(nb, resources) File "/home/runner/work/nbgrader/nbgrader/nbgrader/preprocessors/instantiatetests.py", line 180, in preprocess nb, resources = super(InstantiateTests, self).preprocess(nb, resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/preprocessors/execute.py", line 100, in preprocess self.preprocess_cell(cell, resources, index) File "/home/runner/work/nbgrader/nbgrader/nbgrader/preprocessors/instantiatetests.py", line 261, in preprocess_cell self._load_test_template_file(resources

2) assignment_list.spec.ts:305:1 › Multiple released assignments ───────────────────────────────── Retry #2 ─────────────────────────────────────────────────────────────────────────────────────── Error: Command failed: nbgrader generate_assignment 'Problem Set 1' --force [GenerateAssignmentApp | INFO] Copying /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/jupyter.png -> /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/./Problem Set 1/jupyter.png [GenerateAssignmentApp | INFO] Updating/creating assignment 'Problem Set 1': {} [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/Problem 1.ipynb [GenerateAssignmentApp | INFO] Writing 7978 bytes to /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/Problem Set 1/Problem 1.ipynb [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/Problem 2.ipynb [GenerateAssignmentApp | INFO] Writing 1597 bytes to /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/Problem Set 1/Problem 2.ipynb [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/problem3.ipynb [GenerateAssignmentApp | WARNING] No tests.yml file found in the assignment directory. Loading the default tests.yml file in the course root directory [GenerateAssignmentApp | WARNING] No tests.yml file found. If AUTOTESTS appears in testing cells, an error will be thrown. [GenerateAssignmentApp | ERROR] There was an error processing assignment: /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1 [GenerateAssignmentApp | ERROR] Traceback (most recent call last): File "/home/runner/work/nbgrader/nbgrader/nbgrader/converters/base.py", line 390, in convert_notebooks self.convert_single_notebook(notebook_filename) File "/home/runner/work/nbgrader/nbgrader/nbgrader/converters/base.py", line 344, in convert_single_notebook output, resources = self.exporter.from_filename(notebook_filename, resources=resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 201, in from_filename return self.from_file(f, resources=resources, **kw) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 220, in from_file return self.from_notebook_node( File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/notebook.py", line 36, in from_notebook_node nb_copy, resources = super().from_notebook_node(nb, resources, **kw) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 154, in from_notebook_node nb_copy, resources = self._preprocess(nb_copy, resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 352, in _preprocess nbc, resc = preprocessor(nbc, resc) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/preprocessors/base.py", line 48, in __call__ return self.preprocess(nb, resources) File "/home/runner/work/nbgrader/nbgrader/nbgrader/preprocessors/instantiatetests.py", line 180, in preprocess nb, resources = super(InstantiateTests, self).preprocess(nb, resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/preprocessors/execute.py", line 100, in preprocess self.preprocess_cell(cell, resources, index) File "/home/runner/work/nbgrader/nbgrader/nbgrader/preprocessors/instantiatetests.py", line 261, in preprocess_cell self._load_test_template_file(resources

3) assignment_list.spec.ts:341:1 › Fetch assignments ───────────────────────────────────────────── Error: Command failed: nbgrader generate_assignment 'Problem Set 1' --force [GenerateAssignmentApp | INFO] Copying /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/jupyter.png -> /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/./Problem Set 1/jupyter.png [GenerateAssignmentApp | INFO] Updating/creating assignment 'Problem Set 1': {} [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/Problem 1.ipynb [GenerateAssignmentApp | INFO] Writing 7978 bytes to /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/Problem Set 1/Problem 1.ipynb [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/Problem 2.ipynb [GenerateAssignmentApp | INFO] Writing 1597 bytes to /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/Problem Set 1/Problem 2.ipynb [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/problem3.ipynb [GenerateAssignmentApp | WARNING] No tests.yml file found in the assignment directory. Loading the default tests.yml file in the course root directory [GenerateAssignmentApp | WARNING] No tests.yml file found. If AUTOTESTS appears in testing cells, an error will be thrown. [GenerateAssignmentApp | ERROR] There was an error processing assignment: /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1 [GenerateAssignmentApp | ERROR] Traceback (most recent call last): File "/home/runner/work/nbgrader/nbgrader/nbgrader/converters/base.py", line 390, in convert_notebooks self.convert_single_notebook(notebook_filename) File "/home/runner/work/nbgrader/nbgrader/nbgrader/converters/base.py", line 344, in convert_single_notebook output, resources = self.exporter.from_filename(notebook_filename, resources=resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 201, in from_filename return self.from_file(f, resources=resources, **kw) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 220, in from_file return self.from_notebook_node( File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/notebook.py", line 36, in from_notebook_node nb_copy, resources = super().from_notebook_node(nb, resources, **kw) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 154, in from_notebook_node nb_copy, resources = self._preprocess(nb_copy, resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 352, in _preprocess nbc, resc = preprocessor(nbc, resc) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/preprocessors/base.py", line 48, in __call__ return self.preprocess(nb, resources) File "/home/runner/work/nbgrader/nbgrader/nbgrader/preprocessors/instantiatetests.py", line 180, in preprocess nb, resources = super(InstantiateTests, self).preprocess(nb, resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/preprocessors/execute.py", line 100, in preprocess self.preprocess_cell(cell, resources, index) File "/home/runner/work/nbgrader/nbgrader/nbgrader/preprocessors/instantiatetests.py", line 261, in preprocess_cell self._load_test_template_file(resources) File "/home/runner/work/nbgrader/nbgrader/nbgrader/preprocessors/instantiatetests.py", lin

3) assignment_list.spec.ts:341:1 › Fetch assignments ───────────────────────────────────────────── Retry #1 ─────────────────────────────────────────────────────────────────────────────────────── Error: Command failed: nbgrader generate_assignment 'Problem Set 1' --force [GenerateAssignmentApp | INFO] Copying /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/jupyter.png -> /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/./Problem Set 1/jupyter.png [GenerateAssignmentApp | INFO] Updating/creating assignment 'Problem Set 1': {} [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/Problem 1.ipynb [GenerateAssignmentApp | INFO] Writing 7978 bytes to /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/Problem Set 1/Problem 1.ipynb [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/Problem 2.ipynb [GenerateAssignmentApp | INFO] Writing 1597 bytes to /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/Problem Set 1/Problem 2.ipynb [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/problem3.ipynb [GenerateAssignmentApp | WARNING] No tests.yml file found in the assignment directory. Loading the default tests.yml file in the course root directory [GenerateAssignmentApp | WARNING] No tests.yml file found. If AUTOTESTS appears in testing cells, an error will be thrown. [GenerateAssignmentApp | ERROR] There was an error processing assignment: /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1 [GenerateAssignmentApp | ERROR] Traceback (most recent call last): File "/home/runner/work/nbgrader/nbgrader/nbgrader/converters/base.py", line 390, in convert_notebooks self.convert_single_notebook(notebook_filename) File "/home/runner/work/nbgrader/nbgrader/nbgrader/converters/base.py", line 344, in convert_single_notebook output, resources = self.exporter.from_filename(notebook_filename, resources=resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 201, in from_filename return self.from_file(f, resources=resources, **kw) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 220, in from_file return self.from_notebook_node( File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/notebook.py", line 36, in from_notebook_node nb_copy, resources = super().from_notebook_node(nb, resources, **kw) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 154, in from_notebook_node nb_copy, resources = self._preprocess(nb_copy, resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 352, in _preprocess nbc, resc = preprocessor(nbc, resc) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/preprocessors/base.py", line 48, in __call__ return self.preprocess(nb, resources) File "/home/runner/work/nbgrader/nbgrader/nbgrader/preprocessors/instantiatetests.py", line 180, in preprocess nb, resources = super(InstantiateTests, self).preprocess(nb, resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/preprocessors/execute.py", line 100, in preprocess self.preprocess_cell(cell, resources, index) File "/home/runner/work/nbgrader/nbgrader/nbgrader/preprocessors/instantiatetests.py", line 261, in preprocess_cell self._load_test_template_file(resources

3) assignment_list.spec.ts:341:1 › Fetch assignments ───────────────────────────────────────────── Retry #2 ─────────────────────────────────────────────────────────────────────────────────────── Error: Command failed: nbgrader generate_assignment 'Problem Set 1' --force [GenerateAssignmentApp | INFO] Copying /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/jupyter.png -> /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/./Problem Set 1/jupyter.png [GenerateAssignmentApp | INFO] Updating/creating assignment 'Problem Set 1': {} [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/Problem 1.ipynb [GenerateAssignmentApp | INFO] Writing 7978 bytes to /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/Problem Set 1/Problem 1.ipynb [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/Problem 2.ipynb [GenerateAssignmentApp | INFO] Writing 1597 bytes to /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/Problem Set 1/Problem 2.ipynb [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/problem3.ipynb [GenerateAssignmentApp | WARNING] No tests.yml file found in the assignment directory. Loading the default tests.yml file in the course root directory [GenerateAssignmentApp | WARNING] No tests.yml file found. If AUTOTESTS appears in testing cells, an error will be thrown. [GenerateAssignmentApp | ERROR] There was an error processing assignment: /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1 [GenerateAssignmentApp | ERROR] Traceback (most recent call last): File "/home/runner/work/nbgrader/nbgrader/nbgrader/converters/base.py", line 390, in convert_notebooks self.convert_single_notebook(notebook_filename) File "/home/runner/work/nbgrader/nbgrader/nbgrader/converters/base.py", line 344, in convert_single_notebook output, resources = self.exporter.from_filename(notebook_filename, resources=resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 201, in from_filename return self.from_file(f, resources=resources, **kw) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 220, in from_file return self.from_notebook_node( File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/notebook.py", line 36, in from_notebook_node nb_copy, resources = super().from_notebook_node(nb, resources, **kw) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 154, in from_notebook_node nb_copy, resources = self._preprocess(nb_copy, resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 352, in _preprocess nbc, resc = preprocessor(nbc, resc) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/preprocessors/base.py", line 48, in __call__ return self.preprocess(nb, resources) File "/home/runner/work/nbgrader/nbgrader/nbgrader/preprocessors/instantiatetests.py", line 180, in preprocess nb, resources = super(InstantiateTests, self).preprocess(nb, resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/preprocessors/execute.py", line 100, in preprocess self.preprocess_cell(cell, resources, index) File "/home/runner/work/nbgrader/nbgrader/nbgrader/preprocessors/instantiatetests.py", line 261, in preprocess_cell self._load_test_template_file(resources

4) assignment_list.spec.ts:393:1 › Submit assignments ──────────────────────────────────────────── Error: Command failed: nbgrader generate_assignment 'Problem Set 1' --force [GenerateAssignmentApp | INFO] Copying /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/jupyter.png -> /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/./Problem Set 1/jupyter.png [GenerateAssignmentApp | INFO] Updating/creating assignment 'Problem Set 1': {} [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/Problem 1.ipynb [GenerateAssignmentApp | INFO] Writing 7978 bytes to /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/Problem Set 1/Problem 1.ipynb [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/Problem 2.ipynb [GenerateAssignmentApp | INFO] Writing 1597 bytes to /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/release/Problem Set 1/Problem 2.ipynb [GenerateAssignmentApp | INFO] Converting notebook /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1/problem3.ipynb [GenerateAssignmentApp | WARNING] No tests.yml file found in the assignment directory. Loading the default tests.yml file in the course root directory [GenerateAssignmentApp | WARNING] No tests.yml file found. If AUTOTESTS appears in testing cells, an error will be thrown. [GenerateAssignmentApp | ERROR] There was an error processing assignment: /tmp/nbgrader-galata-vgob2dam/nbgrader-assignment-list-test/source/./Problem Set 1 [GenerateAssignmentApp | ERROR] Traceback (most recent call last): File "/home/runner/work/nbgrader/nbgrader/nbgrader/converters/base.py", line 390, in convert_notebooks self.convert_single_notebook(notebook_filename) File "/home/runner/work/nbgrader/nbgrader/nbgrader/converters/base.py", line 344, in convert_single_notebook output, resources = self.exporter.from_filename(notebook_filename, resources=resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 201, in from_filename return self.from_file(f, resources=resources, **kw) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 220, in from_file return self.from_notebook_node( File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/notebook.py", line 36, in from_notebook_node nb_copy, resources = super().from_notebook_node(nb, resources, **kw) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 154, in from_notebook_node nb_copy, resources = self._preprocess(nb_copy, resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/exporters/exporter.py", line 352, in _preprocess nbc, resc = preprocessor(nbc, resc) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/preprocessors/base.py", line 48, in __call__ return self.preprocess(nb, resources) File "/home/runner/work/nbgrader/nbgrader/nbgrader/preprocessors/instantiatetests.py", line 180, in preprocess nb, resources = super(InstantiateTests, self).preprocess(nb, resources) File "/opt/hostedtoolcache/Python/3.10.12/x64/lib/python3.10/site-packages/nbconvert/preprocessors/execute.py", line 100, in preprocess self.preprocess_cell(cell, resources, index) File "/home/runner/work/nbgrader/nbgrader/nbgrader/preprocessors/instantiatetests.py", line 261, in preprocess_cell self._load_test_template_file(resources) File "/home/runner/work/nbgrader/nbgrader/nbgrader/preprocessors/instantiatetests.py", lin

The following actions uses node12 which is deprecated and will be forced to run on node16: actions/setup-python@v2, actions/upload-artifact@v2. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/