[Bug]: FileNotFoundError: Can't identify the notebook path.

[Nik]

Is there an existing issue for this?

• I have searched for similar issues and discussions

Bug Description

I get a notebook not found error when trying to create a view using:

view = dp.View.from_notebook()

System Information

- Datapane version: 0.16.4
- Python version: Python 3.9.2
- Operating System: Debian 11
- Using Jupyter: Yes 
- Pip or Conda: Pip

Anything else?

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File ~/.local/lib/python3.9/site-packages/datapane/ipython/environment.py:160, in JupyterEnvironment._get_notebook_path(self)
    159 try:
--> 160     return super()._get_notebook_path()
    161 except FileNotFoundError as e:

File ~/.local/lib/python3.9/site-packages/datapane/ipython/environment.py:135, in IPythonZMQEnvironment._get_notebook_path(self)
    133     return Path(path)
--> 135 return super()._get_notebook_path()

File ~/.local/lib/python3.9/site-packages/datapane/ipython/environment.py:109, in PythonEnvironment._get_notebook_path(self)
    108 """Get the path to the current notebook"""
--> 109 raise FileNotFoundError("Could not discover notebook path")

FileNotFoundError: Could not discover notebook path

During handling of the above exception, another exception occurred:

FileNotFoundError                         Traceback (most recent call last)
File ~/.local/lib/python3.9/site-packages/datapane/ipython/environment.py:98, in PythonEnvironment.get_notebook_json(self)
     97 try:
---> 98     path = self._get_notebook_path()
     99     with open(path, encoding="utf-8") as f:

File ~/.local/lib/python3.9/site-packages/datapane/ipython/environment.py:165, in JupyterEnvironment._get_notebook_path(self)
    164 try:
--> 165     return ipynbname.path()
    166 except IndexError:

File ~/.local/lib/python3.9/site-packages/ipynbname/__init__.py:93, in path()
     92     return root_dir / path
---> 93 raise FileNotFoundError(FILE_ERROR.format('path'))

FileNotFoundError: Can't identify the notebook path.

During handling of the above exception, another exception occurred:

DPClientError                             Traceback (most recent call last)
Cell In [14], line 2
      1 import datapane as dp
----> 2 view = dp.View.from_notebook()

File ~/.local/lib/python3.9/site-packages/datapane/view/view_blocks.py:49, in Blocks.from_notebook(cls, opt_out, show_code, show_markdown, template)
     46 from datapane.ipython import templates as ip_t
     47 from datapane.ipython.utils import cells_to_blocks
---> 49 blocks = cells_to_blocks(opt_out=opt_out, show_code=show_code, show_markdown=show_markdown)
     50 app_template_cls = ip_t._registry.get(template) or ip_t.guess_template(blocks)
     51 app_template = app_template_cls(blocks)

File ~/.local/lib/python3.9/site-packages/datapane/client/analytics.py:138, in capture_event.<locals>._decorator.<locals>._wrapper(*args, **kwargs)
    135 @wraps(func)
    136 def _wrapper(*args, **kwargs):
    137     try:
--> 138         return func(*args, **kwargs)
    139     finally:
    140         capture(name)

File ~/.local/lib/python3.9/site-packages/datapane/ipython/utils.py:97, in cells_to_blocks(opt_out, show_code, show_markdown)
     94 ipython_output_cache = user_ns["_oh"]
     95 ipython_input_cache = user_ns["_ih"]
---> 97 notebook_json = environment.get_notebook_json()
     98 # TODO: debug message for Colab, remove after testing
    100 notebook_is_dirty, dirty_cells = check_notebook_cache_parity(notebook_json, ipython_input_cache)

File ~/.local/lib/python3.9/site-packages/datapane/ipython/environment.py:102, in PythonEnvironment.get_notebook_json(self)
    100         notebook_json = json.load(f)
    101 except FileNotFoundError:
--> 102     raise DPClientError(
    103         "Notebook not found. This command must be executed from within a Jupyter notebook environment."
    104     )
    105 return notebook_json

DPClientError: Notebook not found. This command must be executed from within a Jupyter notebook environment.
Please run with `dp.enable_logging()`, restart your Jupyter kernel/Python instance, and/or visit https://www.github.com/datapane/datapane to raise issue / discuss if error repeats

[Mandeep Gill]

Closing as archiving project