##############################################################################
##############################################################################
###
### Running command:
###
###   /home/biocbuild/R/R/bin/R CMD build --keep-empty-dirs --no-resave-data NeuCA
###
##############################################################################
##############################################################################


* checking for file ‘NeuCA/DESCRIPTION’ ... OK
* preparing ‘NeuCA’:
* checking DESCRIPTION meta-information ... OK
* installing the package to build vignettes
* creating vignettes ... ERROR
--- re-building ‘NeuCA.Rmd’ using rmarkdown

Quitting from NeuCA.Rmd:75-80 [unnamed-chunk-4]
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
<error/rlang_error>
Error:
! Valid installation of TensorFlow not found.

Python environments searched for 'tensorflow' package:
 /home/biocbuild/.local/share/uv/python/cpython-3.11.11-linux-aarch64-gnu/bin/python3.11

Python exception encountered:
 Traceback (most recent call last):
  File "/home/biocbuild/R/R-4.4.3/site-library/reticulate/python/rpytools/loader.py", line 122, in _find_and_load_hook
    return _run_hook(name, _hook)
           ^^^^^^^^^^^^^^^^^^^^^^
  File "/home/biocbuild/R/R-4.4.3/site-library/reticulate/python/rpytools/loader.py", line 96, in _run_hook
    module = hook()
             ^^^^^^
  File "/home/biocbuild/R/R-4.4.3/site-library/reticulate/python/rpytools/loader.py", line 120, in _hook
    return _find_and_load(name, import_)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
ModuleNotFoundError: No module named 'tensorflow'


You can install TensorFlow using the install_tensorflow() function.
---
Backtrace:
     ▆
  1. ├─NeuCA::NeuCA(...)
  2. │ └─NeuCA:::BigNN(...)
  3. │   └─... %>% ...
  4. ├─generics::compile(...)
  5. ├─keras::layer_dense(., units = nClass, activation = last_act)
  6. │ ├─keras::create_layer(...)
  7. │ ├─keras$layers
  8. │ └─reticulate:::`$.python.builtin.module`(keras, "layers")
  9. │   └─reticulate::py_get_attr(x, name, TRUE)
 10. └─reticulate (local) `<fn>`(`<python.builtin.module>`)
 11.   └─keras (local) on_error(result)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Error: processing vignette 'NeuCA.Rmd' failed with diagnostics:
Valid installation of TensorFlow not found.

Python environments searched for 'tensorflow' package:
 /home/biocbuild/.local/share/uv/python/cpython-3.11.11-linux-aarch64-gnu/bin/python3.11

Python exception encountered:
 Traceback (most recent call last):
  File "/home/biocbuild/R/R-4.4.3/site-library/reticulate/python/rpytools/loader.py", line 122, in _find_and_load_hook
    return _run_hook(name, _hook)
           ^^^^^^^^^^^^^^^^^^^^^^
  File "/home/biocbuild/R/R-4.4.3/site-library/reticulate/python/rpytools/loader.py", line 96, in _run_hook
    module = hook()
             ^^^^^^
  File "/home/biocbuild/R/R-4.4.3/site-library/reticulate/python/rpytools/loader.py", line 120, in _hook
    return _find_and_load(name, import_)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
ModuleNotFoundError: No module named 'tensorflow'


You can install TensorFlow using the install_tensorflow() function.

--- failed re-building ‘NeuCA.Rmd’

SUMMARY: processing the following file failed:
  ‘NeuCA.Rmd’

Error: Vignette re-building failed.
Execution halted