{"metadata":{"kernelspec":{"language":"python","display_name":"Python 3","name":"python3"},"language_info":{"pygments_lexer":"ipython3","nbconvert_exporter":"python","version":"3.6.4","file_extension":".py","codemirror_mode":{"name":"ipython","version":3},"name":"python","mimetype":"text/x-python"}},"nbformat_minor":4,"nbformat":4,"cells":[{"cell_type":"code","source":"# This Python 3 environment comes with many helpful analytics libraries installed\n# It is defined by the kaggle/python Docker image: https://github.com/kaggle/docker-python\n# For example, here's several helpful packages to load\n\nimport numpy as np # linear algebra\nimport pandas as pd # data processing, CSV file I/O (e.g. pd.read_csv)\n\n# Input data files are available in the read-only \"../input/\" directory\n# For example, running this (by clicking run or pressing Shift+Enter) will list all files under the input directory\n\nimport os\nfor dirname, _, filenames in os.walk('/kaggle/input'):\n    for filename in filenames:\n        print(os.path.join(dirname, filename))\n\n# You can write up to 20GB to the current directory (/kaggle/working/) that gets preserved as output when you create a version using \"Save & Run All\" \n# You can also write temporary files to /kaggle/temp/, but they won't be saved outside of the current session","metadata":{"_uuid":"8f2839f25d086af736a60e9eeb907d3b93b6e0e5","_cell_guid":"b1076dfc-b9ad-4769-8c92-a6c4dae69d19","execution":{"iopub.status.busy":"2022-07-20T15:02:53.332399Z","iopub.execute_input":"2022-07-20T15:02:53.333301Z","iopub.status.idle":"2022-07-20T15:02:53.367923Z","shell.execute_reply.started":"2022-07-20T15:02:53.333199Z","shell.execute_reply":"2022-07-20T15:02:53.366734Z"},"trusted":true},"execution_count":null,"outputs":[]},{"cell_type":"code","source":"train_data = pd.read_csv(\"/kaggle/input/titanic/train.csv\")\ntrain_data.head()","metadata":{"execution":{"iopub.status.busy":"2022-07-20T15:06:41.318914Z","iopub.execute_input":"2022-07-20T15:06:41.319305Z","iopub.status.idle":"2022-07-20T15:06:41.364353Z","shell.execute_reply.started":"2022-07-20T15:06:41.319276Z","shell.execute_reply":"2022-07-20T15:06:41.363085Z"},"trusted":true},"execution_count":null,"outputs":[]},{"cell_type":"code","source":"test_data = pd.read_csv(\"/kaggle/input/titanic/test.csv\")\ntest_data.head()","metadata":{"execution":{"iopub.status.busy":"2022-07-20T15:08:38.817323Z","iopub.execute_input":"2022-07-20T15:08:38.817752Z","iopub.status.idle":"2022-07-20T15:08:38.846258Z","shell.execute_reply.started":"2022-07-20T15:08:38.817717Z","shell.execute_reply":"2022-07-20T15:08:38.845371Z"},"trusted":true},"execution_count":null,"outputs":[]},{"cell_type":"code","source":"women = train_data.loc[train_data.Sex == 'female'][\"Survived\"]\nrate_women = sum(women)/len(women)\n\nprint(\"% of women who survived:\", rate_women)","metadata":{"execution":{"iopub.status.busy":"2022-07-20T15:11:46.688742Z","iopub.execute_input":"2022-07-20T15:11:46.689137Z","iopub.status.idle":"2022-07-20T15:11:46.700521Z","shell.execute_reply.started":"2022-07-20T15:11:46.689106Z","shell.execute_reply":"2022-07-20T15:11:46.699603Z"},"trusted":true},"execution_count":null,"outputs":[]},{"cell_type":"code","source":"men = train_data.loc[train_data.Sex == 'male'][\"Survived\"]\nrate_men = sum(men)/len(men)\n\nprint(\"% of men who survived:\", rate_men)","metadata":{"execution":{"iopub.status.busy":"2022-07-20T15:15:12.603251Z","iopub.execute_input":"2022-07-20T15:15:12.603985Z","iopub.status.idle":"2022-07-20T15:15:12.613989Z","shell.execute_reply.started":"2022-07-20T15:15:12.603929Z","shell.execute_reply":"2022-07-20T15:15:12.612750Z"},"trusted":true},"execution_count":null,"outputs":[]},{"cell_type":"code","source":"from sklearn.ensemble import RandomForestClassifier\n\ny = train_data[\"Survived\"]\n\nfeatures = [\"Pclass\", \"Sex\", \"SibSp\", \"Parch\"]\nX = pd.get_dummies(train_data[features])\nX_test = pd.get_dummies(test_data[features])\n\nmodel = RandomForestClassifier(n_estimators=100, max_depth=5, random_state=1)\nmodel.fit(X, y)\npredictions = model.predict(X_test)\n\noutput = pd.DataFrame({'PassengerId': test_data.PassengerId, 'Survived': predictions})\noutput.to_csv('submission.csv', index=False)\nprint(\"your submission was successfully saved!\")","metadata":{"execution":{"iopub.status.busy":"2022-07-20T15:22:55.626353Z","iopub.execute_input":"2022-07-20T15:22:55.627455Z","iopub.status.idle":"2022-07-20T15:22:55.929912Z","shell.execute_reply.started":"2022-07-20T15:22:55.627403Z","shell.execute_reply":"2022-07-20T15:22:55.928735Z"},"trusted":true},"execution_count":null,"outputs":[]}]}