* using log directory ‘/srv/hornik/tmp/CRAN/ARMALSTM.Rcheck’
* using R Under development (unstable) (2024-02-26 r85990)
* using platform: x86_64-pc-linux-gnu
* R was compiled by
    Debian clang version 17.0.6 (5)
    Debian flang-new version 17.0.6 (5)
* running under: Debian GNU/Linux trixie/sid
* using session charset: UTF-8
* checking for file ‘ARMALSTM/DESCRIPTION’ ... OK
* checking extension type ... Package
* this is package ‘ARMALSTM’ version ‘0.1.0’
* package encoding: UTF-8
* checking CRAN incoming feasibility ... [3s/3s] NOTE
Maintainer: ‘Debopam Rakshit <rakshitdebopam@yahoo.com>’

New submission

Possibly misspelled words in DESCRIPTION:
  ARFIMA (4:439)
  Hochreiter (4:545)
  LSTM (3:31, 4:243)
  Schmidhuber (4:560)
  al (4:505)
  et (4:502)
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* checking for portable file names ... OK
* checking for sufficient/correct file permissions ... OK
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* checking whether package ‘ARMALSTM’ can be installed ... [4s/4s] OK
* checking package directory ... OK
* checking for future file timestamps ... OK
* checking DESCRIPTION meta-information ... OK
* checking top-level files ... OK
* checking for left-over files ... OK
* checking index information ... OK
* checking package subdirectories ... OK
* checking R files for non-ASCII characters ... OK
* checking R files for syntax errors ... OK
* checking whether the package can be loaded ... [1s/1s] OK
* checking whether the package can be loaded with stated dependencies ... [1s/1s] OK
* checking whether the package can be unloaded cleanly ... [1s/1s] OK
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* checking for unstated dependencies in examples ... OK
* checking examples ... [2s/2s] ERROR
Running examples in ‘ARMALSTM-Ex.R’ failed
The error most likely occurred in:

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: ARMA.LSTM
> ### Title: Hybrid ARMA-LSTM Model for Time Series Forecasting
> ### Aliases: ARMA.LSTM
> 
> ### ** Examples
> 
> y<-c(5,9,1,6,4,9,7,3,5,6,1,8,6,7,3,8,6,4,7,5)
> my.hybrid<-ARMA.LSTM(y, p=1, q=0, arfima=FALSE, dist.model = "ged",
+ out.sample=10, LSTM.units=50, ACTIVATION.function = "tanh",
+ DROPOUT = 0.2, Optimizer ="adam", Epochs = 10, LSTM.loss = "mse", LSTM.metrics = "mae")
Error: Valid installation of TensorFlow not found.

Python environments searched for 'tensorflow' package:
 /usr/bin/python3.11

Python exception encountered:
 Traceback (most recent call last):
  File "/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/reticulate/python/rpytools/loader.py", line 119, in _find_and_load_hook
    return _run_hook(name, _hook)
           ^^^^^^^^^^^^^^^^^^^^^^
  File "/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/reticulate/python/rpytools/loader.py", line 93, in _run_hook
    module = hook()
             ^^^^^^
  File "/home/hornik/lib/R/Library/4.4/x86_64-linux-gnu/reticulate/python/rpytools/loader.py", line 117, in _hook
    return _find_and_load(name, import_)
           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
ModuleNotFoundError: No module named 'tensorflow'


You can install TensorFlow using the install_tensorflow() function.
Execution halted
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* checking for non-standard things in the check directory ... OK
* checking for detritus in the temp directory ... OK
* DONE
Status: 1 ERROR, 1 NOTE