Add new hyperparameters validation in b_main

src/commands/b_main.cpp

@@ -12,6 +12,7 @@
 
 using json = nlohmann::ordered_json;
 
+
 void manageArguments(argparse::ArgumentParser& program)
 {
     auto env = platform::DotEnv();
@@ -47,8 +48,16 @@ void manageArguments(argparse::ArgumentParser& program)
         );
     program.add_argument("--title").default_value("").help("Experiment title");
     program.add_argument("--discretize").help("Discretize input dataset").default_value((bool)stoi(env.get("discretize"))).implicit_value(true);
-    program.add_argument("--discretize-algo").help("Discretize input dataset").default_value(env.get("discretize_algo"));
-    program.add_argument("--smooth-strat").help("Discretize input dataset").default_value(env.get("smooth_strat"));
+    auto valid_choices = env.valid_tokens("discretize_algo");
+    auto& disc_arg = program.add_argument("--discretize-algo").help("Algorithm to use in discretization. Valid values: " + env.valid_values("discretize_algo")).default_value(env.get("discretize_algo"));
+    for (auto choice : valid_choices) {
+        disc_arg.choices(choice);
+    }
+    valid_choices = env.valid_tokens("smooth_strat");
+    auto& smooth_arg = program.add_argument("--smooth-strat").help("Smooth strategy used in Bayes Network node initialization. Valid values: " + env.valid_values("smooth_strat")).default_value(env.get("smooth_strat"));
+    for (auto choice : valid_choices) {
+        smooth_arg.choices(choice);
+    }
     program.add_argument("--generate-fold-files").help("generate fold information in datasets_experiment folder").default_value(false).implicit_value(true);
     program.add_argument("--no-train-score").help("Don't compute train score").default_value(false).implicit_value(true);
     program.add_argument("--quiet").help("Don't display detailed progress").default_value(false).implicit_value(true);

src/common/DotEnv.h

@@ -81,16 +81,30 @@ namespace platform {
                 exit(1);
             }
         }
+        std::vector<std::string> valid_tokens(const std::string& key)
+        {
+            if (valid.find(key) == valid.end()) {
+                return {};
+            }
+            return valid.at(key);
+        }
+        std::string valid_values(const std::string& key)
+        {
+            std::string valid_values = "{", sep = "";
+            if (valid.find(key) == valid.end()) {
+                return "{}";
+            }
+            for (const auto& value : valid.at(key)) {
+                valid_values += sep + value;
+                sep = ", ";
+            }
+            return valid_values + "}";
+        }
         void parseEnv()
         {
             for (auto& [key, values] : valid) {
                 if (env.find(key) == env.end()) {
-                    std::string valid_values = "", sep = "";
-                    for (const auto& value : values) {
-                        valid_values += sep + value;
-                        sep = ", ";
-                    }
-                    std::cerr << "Key not found in .env: " << key << ", valid values: " << valid_values << std::endl;
+                    std::cerr << "Key not found in .env: " << key << ", valid values: " << valid_values(key) << std::endl;
                     exit(1);
                 }
             }

src/main/Experiment.h

@@ -34,6 +34,10 @@ namespace platform {
                 smooth_type = bayesnet::Smoothing_t::LAPLACE;
             else if (smooth_strategy == "CESTNIK")
                 smooth_type = bayesnet::Smoothing_t::CESTNIK;
+            else {
+                std::cerr << "Experiment: Unknown smoothing strategy: " << smooth_strategy << std::endl;
+                exit(1);
+            }
             return *this;
         }
         Experiment& setLanguageVersion(const std::string& language_version) { this->result.setLanguageVersion(language_version); return *this; }