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update FAQ doc

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2021-03-03 00:44:52 +09:00
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docs/FAQ/FAQ.rst
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@@ -70,3 +70,31 @@ If the issue is not resolved, use ``keys *`` to find if multiple keys exist. If
Also, feel free to post a new issue in our GitHub repository. We always check each issue carefully and try our best to solve them.
3. ModuleNotFoundError: No module named 'qlib.data._libs.rolling'
------------------------------------------------------------------------------------------------------------------------------------
.. code-block:: python
#### Do not import qlib package in the repository directory in case of importing qlib from . without compiling #####
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "qlib/qlib/__init__.py", line 19, in init
from .data.cache import H
File "qlib/qlib/data/__init__.py", line 8, in <module>
from .data import (
File "qlib/qlib/data/data.py", line 20, in <module>
from .cache import H
File "qlib/qlib/data/cache.py", line 36, in <module>
from .ops import Operators
File "qlib/qlib/data/ops.py", line 19, in <module>
from ._libs.rolling import rolling_slope, rolling_rsquare, rolling_resi
ModuleNotFoundError: No module named 'qlib.data._libs.rolling'
- If the error occurs when importing ``qlib`` package with ``PyCharm`` IDE, users can execute the following command in the project root folder to compile Cython files and generate executable files:
.. code-block:: bash
python setup.py build_ext --inplace
- If the error occurs when importing ``qlib`` package with command ``python`` , users need to change the running directory to ensure that the script does not run in the project directory.