学习笔记（6）- pytext训练会话助手

https://github.com/facebookresearch/pytext

https://pytext.readthedocs.io/en/master/

https://pytext.readthedocs.io/en/master/train_your_first_model.html

(pytext) $ pytext
 
Usage: pytext [OPTIONS] COMMAND [ARGS]...
 
Configs can be passed by file or directly from json. If neither --config-
file or --config-json is passed, attempts to read the file from stdin.
 
Example:
 
pytext train < demos/docnn.json
 
Options:
--config-file TEXT
--config-json TEXT
--help Show this message and exit.
 
Commands:
export Convert a pytext model snapshot to a caffe2 model.
predict Start a repl executing examples against a caffe2 model.
test Test a trained model snapshot.
train Train a model and save the best snapshot.

训练数据：
/Users/huihui/git/pytext/tests/data/train_data_tiny.tsv
/Users/huihui/git/pytext/tests/data/test_data_tiny.tsv

参数设置：/Users/huihui/git/pytext/demo/configs/docnn.json

(pytext) $ cat demo/configs/docnn.json
{
  "version": 8,
  "task": {
    "DocumentClassificationTask": {
      "data": {
        "source": {
          "TSVDataSource": {
            "field_names": ["label", "slots", "text"],
            "train_filename": "tests/data/train_data_tiny.tsv",
            "test_filename": "tests/data/test_data_tiny.tsv",
            "eval_filename": "tests/data/test_data_tiny.tsv"
          }
        }
      },
      "model": {
        "DocModel": {
          "representation": {
            "DocNNRepresentation": {}
          }
        }
      }
    }
  }
}

测试结果