fix help handler

Author: t-kalinowski

R/help.R

@@ -3,17 +3,19 @@
 register_tf_help_handler <- function() {
   reticulate::register_module_help_handler("tensorflow", function(name, subtopic = NULL) {
 
-    # get the base tensorflow help url
-    version <- tf$`__version__`
-    version <- strsplit(version, ".", fixed = TRUE)[[1]]
-    help_url <- paste0("https://www.tensorflow.org/versions/r",
-                       version[1], ".", version[2], "/api_docs/python/")
-
-    # upstream TF is missing public docs for later version
-    # https://github.com/tensorflow/tensorflow/issues/89084
+    # # Version specific URLs are disabled because
+    # # upstream TF is missing public docs for later version
+    # # https://github.com/tensorflow/tensorflow/issues/89084
+    # # get the base tensorflow help url
+    # version <- tf$`__version__`
+    # version <- strsplit(version, ".", fixed = TRUE)[[1]]
+    # help_url <- paste0("https://www.tensorflow.org/versions/r",
+    #                    version[1], ".", version[2], "/api_docs/python/")
+
     help_url <- "https://www.tensorflow.org/api_docs/python/"
 
     # some adjustments
+    name <- sub("^tensorflow\\._api\\.v2\\.", "tensorflow.", name)
     name <- sub("^tensorflow", "tf", name)
     name <- sub("python.client.session.", "", name, fixed = TRUE)
     name <- sub("python.ops.", "", name, fixed = TRUE)