fix command-line bug

paddle_hub/commands/download.py

@@ -38,12 +38,12 @@ class DownloadCommand(BaseCommand):
         self.parser.print_help()
 
     def exec(self, argv):
-        module_name = argv[1]
+        module_name = argv[0]
         module_version = None if "==" not in module_name else module_name.split(
             "==")[1]
         module_name = module_name if "==" not in module_name else module_name.split(
             "==")[0]
-        self.args = self.parser.parse_args(argv[2:])
+        self.args = self.parser.parse_args(argv[1:])
         if not self.args.output_path:
             self.args.output_path = "."
         utils.check_path(self.args.output_path)

paddle_hub/commands/hub.py

@@ -38,20 +38,12 @@ class HubCommand(BaseCommand):
     def exec(self, argv):
         args = self.parser.parse_args(argv[1:2])
 
-        command_dict = {
-            'show': show.command.exec,
-            'run': run.command.exec,
-            'download': download.command.exec,
-            'help': help.command.exec,
-            'version': version.command.exec
-        }
-
-        if not args.command in command_dict:
+        if not args.command in BaseCommand.command_dict:
             logger.critical("command %s not supported!" % args.command)
             exit(1)
 
-        command = command_dict[args.command]
-        command(argv[2:])
+        command = BaseCommand.command_dict[args.command]
+        command.exec(argv[2:])
 
 
 command = HubCommand.instance()

paddle_hub/commands/install.py

@@ -34,7 +34,7 @@ class InstallCommand(BaseCommand):
         self.parser.print_help()
 
     def exec(self, argv):
-        module_name = argv[1]
+        module_name = argv[0]
         module_version = None if "==" not in module_name else module_name.split(
             "==")[1]
         module_name = module_name if "==" not in module_name else module_name.split(

paddle_hub/commands/show.py

@@ -19,6 +19,7 @@ from paddle_hub.tools.logger import logger
 from paddle_hub.commands.base_command import BaseCommand
 from paddle_hub.module.manager import default_manager
 from paddle_hub.module.module import Module
+import os
 
 
 class ShowCommand(BaseCommand):
@@ -30,11 +31,13 @@ class ShowCommand(BaseCommand):
         self.description = "Show the specify module's info"
 
     def exec(self, argv):
-        module_name = argv[1]
-        self.args = self.parser.parse_args(argv[2:])
+        module_name = argv[0]
 
+        cwd = os.getcwd()
         module_dir = default_manager.search_module(module_name)
-        if not module_dir:
+        module_dir = os.path.join(cwd,
+                                  module_name) if not module_dir else module_dir
+        if not module_dir or not os.path.exists(module_dir):
             return
 
         module = Module(module_dir=module_dir)

paddle_hub/commands/uninstall.py

@@ -30,7 +30,7 @@ class UninstallCommand(BaseCommand):
         self.description = "Uninstall the specify module from current environment."
 
     def exec(self, argv):
-        module_name = argv[1]
+        module_name = argv[0]
         default_manager.uninstall_module(module_name=module_name)