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adds condition to check XDG_DATA_HOME to set global_dir value #2361

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adds condition to check XDG_DATA_HOME to set global_dir value #2361

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20 changes: 16 additions & 4 deletions dlt/common/runtime/run_context.py
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Original file line number Diff line number Diff line change
@@ -1,5 +1,6 @@
import os
import tempfile
import warnings
from types import ModuleType
from typing import Any, ClassVar, Dict, List, Optional

Expand Down Expand Up @@ -137,9 +138,10 @@ def plug_run_context_impl(
def global_dir() -> str:
"""Gets default directory where pipelines' data (working directories) will be stored
1. if DLT_DATA_DIR is set in env then it is used
2. in user home directory: ~/.dlt/
3. if current user is root: in /var/dlt/
4. if current user does not have a home directory: in /tmp/dlt/
2. if XDG_DATA_DIR is set in env then it is used
3. in user home directory: ~/.dlt/
4. if current user is root: in /var/dlt/
5. if current user does not have a home directory: in /tmp/dlt/
"""
if known_env.DLT_DATA_DIR in os.environ:
return os.environ[known_env.DLT_DATA_DIR]
Expand All @@ -154,7 +156,17 @@ def global_dir() -> str:
# no home dir - use temp
return os.path.join(tempfile.gettempdir(), "dlt")
else:
# if home directory is available use ~/.dlt/pipelines
# use XDG_DATA_HOME only if ~/.dlt doesn't exist
if os.environ["XDG_DATA_HOME"] is not None:
if not os.path.isdir(os.path.join(home, DOT_DLT)):
return os.path.join(os.environ["XDG_DATA_HOME"], "dlt")
else:
warnings.warn(
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we use logger.warning in our codebase, maybe use that instead

f"XDG_DATA_HOME is set to {os.environ['XDG_DATA_HOME']} but ~/.dlt already"
" exists. Using ~/.dlt"
)

# else default to ~/.dlt
return os.path.join(home, DOT_DLT)


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