bob-carpenter / prob-stats Goto Github PK

estimate_normal_entropy <- function(M, sigma) {
  y <- rnorm(M, 0, sigma)
  log_p_y <- dnorm(y, 0, sigma, log = TRUE)
  -sum(log_p_y)
}

 gauss_entropy <- function(sigma) 0.5*log(2*pi*exp(1)*sigma^2)

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[ 1/10] index.qmd
[ 2/10] intro.qmd
[ 3/10] random-variables.qmd

Starting python3 kernel...Done

Executing 'random-variables.ipynb'
  Cell 1/11: ''...Done
  Cell 2/11: ''...

An error occurred while executing the following cell:
------------------
model = CmdStanModel(stan_file = "stan/flip.stan")
------------------


---------------------------------------------------------------------------
ValueError                                Traceback (most recent call last)
Cell In[2], line 1
----> 1 model = CmdStanModel(stan_file = "stan/flip.stan")

File ~\AppData\Local\Programs\Python\Python312\Lib\site-packages\cmdstanpy\model.py:215, in CmdStanModel.__init__(self, model_name, stan_file, exe_file, force_compile, stanc_options, cpp_options, user_header, compile)
    211 if not cmdstan_version_before(
    212     2, 27
    213 ):  # unknown end of version range
    214     try:
--> 215         model_info = self.src_info()
    216         if 'parameters' in model_info:
    217             self._fixed_param |= len(model_info['parameters']) == 0

File ~\AppData\Local\Programs\Python\Python312\Lib\site-packages\cmdstanpy\model.py:321, in CmdStanModel.src_info(self)
    319 if self.stan_file is None or cmdstan_version_before(2, 27):
    320     return {}
--> 321 return compilation.src_info(str(self.stan_file), self._compiler_options)

File ~\AppData\Local\Programs\Python\Python312\Lib\site-packages\cmdstanpy\compilation.py:348, in src_info(stan_file, compiler_options)
    338 def src_info(
    339     stan_file: str, compiler_options: CompilerOptions
    340 ) -> Dict[str, Any]:
    341     """
    342     Get source info for Stan program file.
    343
    344     This function is used in the implementation of
    345     :meth:`CmdStanModel.src_info`, and should not be called directly.
    346     """
    347     cmd = (
--> 348         [os.path.join(cmdstan_path(), 'bin', 'stanc' + EXTENSION)]
    349         # handle include-paths, allow-undefined etc
    350         + compiler_options.compose_stanc(None)
    351         + ['--info', str(stan_file)]
    352     )
    353     proc = subprocess.run(cmd, capture_output=