def __main(default_config_file):
"""
Run this script to train Timeception.
"""
# Parse the arguments
parser = OptionParser() #创建OptionParser对象，用于设置参数配置文件
#使用parser.add_option(...)待定义命令行参数，及其帮助文档
parser.add_option(
'-c',
'--config_file',
dest='config_file',
default=default_config_file,
help='Yaml config file that contains all training details.')
(options, args) = parser.parse_args()
#option: {'config_file': 'charades_i3d_tc2_f256.yaml'},args: []
#options 是一个字典，其key字典中的关键字可能会是我们所有的add_option()函数中的dest参数值，其对应的value值，是命令行输入的对应的add_option()函数的参数值。
#args,它是一个由 positional arguments 组成的列表。
config_file = options.config_file #'charades_i3d_tc2_f256.yaml'
# check if exist,不存在进行警告
if config_file is None or config_file == '':
msg = 'Config file not passed, default config is used: %s' % (
config_file)
logging.warning(msg)
config_file = default_config_file
# path of config file
config_path = './configs/%s' % (config_file
) #'./configs/charades_i3d_tc2_f256.yaml'
# check if file exist不存在进行警告
if not os.path.exists(config_path):
msg = 'Sorry, could not find config file with the following path: %s' % (
config_path)
logging.error(msg)
else:
# read the config from file and copy it to the project configuration "cfg"，从文件中读取配置并将其复制到项目配置“config。py”中
config_utils.cfg_from_file(config_path)
# choose which training scheme, either 'ete' or 'tco'
training_scheme = config.cfg.TRAIN.SCHEME #tco
# start training
if training_scheme == 'tco':
train_tco()
else:
train_ete()
def __main():
"""
Run this script to train Timeception.
"""
# 默认的i3d配置文件，位于./configs目录下
default_config_file = 'charades_i3d_tc4_f1024.yaml'
default_config_file = 'charades_i3d_tc2_f256.yaml'
# Parse the arguments
parser = OptionParser()
parser.add_option(
'-c',
'--config_file',
dest='config_file',
default=default_config_file,
help='Yaml config file that contains all training details.')
(options, args) = parser.parse_args()
config_file = options.config_file
# check if exist
if config_file is None or config_file == '':
msg = 'Config file not passed, default config is used: %s' % (
config_file)
logging.warning(msg)
config_file = default_config_file
# path of config file
config_path = './configs/%s' % (config_file)
# check if file exist
if not os.path.exists(config_path):
msg = 'Sorry, could not find config file with the following path: %s' % (
config_path)
logging.error(msg)
else:
# read the config from file and copy it to the project configuration "cfg"
config_utils.cfg_from_file(config_path) # 合并配置文件中的参数到配置中
# choose which training scheme, either 'ete' or 'tco'
training_scheme = config.cfg.TRAIN.SCHEME
# start training
if training_scheme == 'tco':
train_tco() # 只训练timecption
else:
train_ete()