register_tf_help_handler <- function() {
reticulate::register_module_help_handler("tensorflow", function(name, subtopic = NULL) {
# get the base tensorflow help url
version <- tf$`__version__`
version <- strsplit(version, ".", fixed = TRUE)[[1]]
help_url <- paste0("https://www.tensorflow.org/versions/r",
version[1], ".", version[2], "/api_docs/python/")
# some adjustments
name <- sub("^tensorflow", "tf", name)
name <- sub("python.client.session.", "", name, fixed = TRUE)
name <- sub("python.ops.", "", name, fixed = TRUE)
if (grepl("tf.contrib.opt", name)) {
components <- strsplit(name, ".", fixed = TRUE)[[1]]
class_name <- components[[length(components)]]
name <- paste0("tf.contrib.opt", ".", class_name)
}
# form topic url
topic_url <- gsub(".", "/", name, fixed = TRUE)
if (!is.null(subtopic))
topic_url <- paste0(topic_url, "#", subtopic)
# return the full url
paste0(help_url, topic_url)
})
}
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