RFC: reorginize imports

Signed-off-by: Ruslan Kuprieiev <[email protected]>

dvc/path/data_item.py

@@ -7,6 +7,7 @@ from dvc.exceptions import DvcException
 from dvc.system import System
 from dvc.utils import cached_property
 from dvc.data_cloud import file_md5
+from dvc.state_file import CacheStateFile, LocalStateFile
 
 
 class DataItemError(DvcException):
@@ -105,7 +106,6 @@ class DataItem(object):
         if self._cache_file:
             file_name = os.path.relpath(os.path.realpath(self._cache_file), cache_dir)
         else:
-            from dvc.state_file import CacheStateFile
             file_name = CacheStateFile.load(self).md5
 
         cache_file = os.path.join(cache_dir, file_name)
@@ -123,9 +123,7 @@ class DataItem(object):
             System.hardlink(self.data.relative, self.cache.relative)
         os.chmod(self.data.relative, stat.S_IREAD)
 
-        from dvc.state_file import CacheStateFile
         cache_state = CacheStateFile(self).save()
 
-        from dvc.state_file import LocalStateFile
         local_state = LocalStateFile(self).save()
         self._git.modify_gitignore([self.local_state.relative])

dvc/state_file.py

@@ -6,7 +6,6 @@ import re
 
 from dvc import utils
 from dvc.exceptions import DvcException
-from dvc.path.data_item import DataDirError
 from dvc.system import System
 from dvc.data_cloud import file_md5
 
@@ -218,6 +217,7 @@ class StateFile(object):
     def _argv_paths_normalization(self, argv):
         result = []
 
+        from dvc.path.data_item import DataDirError
         for arg in argv:
             try:
                 data_item = self.settings.path_factory.data_item(arg)