Add only parameter to gridsearch

.vscode/launch.json

@@ -14,7 +14,7 @@
                 "-s",
                 "271",
                 "-p",
-                "/home/rmontanana/Code/discretizbench/datasets/",
+                "/Users/rmontanana/Code/discretizbench/datasets/",
             ],
             //"cwd": "${workspaceFolder}/build/sample/",
         },
@@ -33,7 +33,22 @@
                 // "--hyperparameters",
                 // "{\"repeatSparent\": true, \"maxModels\": 12}"
             ],
-            "cwd": "/home/rmontanana/Code/discretizbench",
+            "cwd": "${workspaceFolder}/../discretizbench",
+        },
+        {
+            "type": "lldb",
+            "request": "launch",
+            "name": "gridsearch",
+            "program": "${workspaceFolder}/build_debug/src/Platform/b_grid",
+            "args": [
+                "-m",
+                "KDB",
+                "--discretize",
+                "--continue",
+                "glass",
+                "--only"
+            ],
+            "cwd": "${workspaceFolder}/../discretizbench",
         },
         {
             "type": "lldb",
@@ -64,7 +79,7 @@
                 "accuracy",
                 "--build",
             ],
-            "cwd": "/home/rmontanana/Code/discretizbench",
+            "cwd": "${workspaceFolder}/../discretizbench",
         },
         {
             "type": "lldb",
@@ -75,7 +90,7 @@
                 "-n",
                 "20"
             ],
-            "cwd": "/home/rmontanana/Code/discretizbench",
+            "cwd": "${workspaceFolder}/../discretizbench",
         },
         {
             "type": "lldb",
@@ -84,7 +99,7 @@
             "program": "${workspaceFolder}/build_debug/src/Platform/b_list",
             "args": [],
             //"cwd": "/Users/rmontanana/Code/discretizbench",
-            "cwd": "/home/rmontanana/Code/covbench",
+            "cwd": "${workspaceFolder}/../discretizbench",
         },
         {
             "type": "lldb",

src/Platform/GridSearch.cc

@@ -123,17 +123,23 @@ namespace platform {
                 }
             }
             catch (const std::exception& e) {
-                std::cerr << "Error loading previous results: " << e.what() << std::endl;
+                std::cerr << "* There were no previous results" << std::endl;
+                std::cerr << "* Initizalizing new results" << std::endl;
+                results = json();
             }
             // Remove datasets already processed
             vector< string >::iterator it = datasets_names.begin();
             while (it != datasets_names.end()) {
                 if (*it != config.continue_from) {
                     it = datasets_names.erase(it);
-                } else
+                } else {
+                    if (config.only)
+                        ++it;
+                    else
                         break;
                 }
             }
+        }
         // Create model
         std::cout << "***************** Starting Gridsearch *****************" << std::endl;
         std::cout << "input file=" << config.input_file << std::endl;

src/Platform/GridSearch.h

@@ -17,6 +17,7 @@ namespace platform {
         std::string output_file;
         std::string continue_from;
         bool quiet;
+        bool only; // used with continue_from to only compute that dataset
         bool discretize;
         bool stratified;
         int n_folds;

src/Platform/b_grid.cc

@@ -23,9 +23,10 @@ argparse::ArgumentParser manageArguments(std::string program_name)
             }
     );
     program.add_argument("--discretize").help("Discretize input datasets").default_value((bool)stoi(env.get("discretize"))).implicit_value(true);
+    program.add_argument("--stratified").help("If Stratified KFold is to be done").default_value((bool)stoi(env.get("stratified"))).implicit_value(true);
     program.add_argument("--quiet").help("Don't display detailed progress").default_value(false).implicit_value(true);
     program.add_argument("--continue").help("Continue computing from that dataset").default_value("No");
-    program.add_argument("--stratified").help("If Stratified KFold is to be done").default_value((bool)stoi(env.get("stratified"))).implicit_value(true);
+    program.add_argument("--only").help("Used with continue to compute that dataset only").default_value(false).implicit_value(true);
     program.add_argument("--score").help("Score used in gridsearch").default_value("accuracy");
     program.add_argument("-f", "--folds").help("Number of folds").default_value(stoi(env.get("n_folds"))).scan<'i', int>().action([](const std::string& value) {
         try {
@@ -58,8 +59,12 @@ int main(int argc, char** argv)
         config.stratified = program.get<bool>("stratified");
         config.n_folds = program.get<int>("folds");
         config.quiet = program.get<bool>("quiet");
+        config.only = program.get<bool>("only");
         config.seeds = program.get<std::vector<int>>("seeds");
         config.continue_from = program.get<std::string>("continue");
+        if (config.continue_from == "No" && config.only) {
+            throw std::runtime_error("Cannot use --only without --continue");
+        }
     }
     catch (const exception& err) {
         cerr << err.what() << std::endl;