l1t1 opened a new issue, #830:
URL: https://github.com/apache/datafusion-python/issues/830
**Describe the bug**
when import
```
>>> from datafusion import SessionContext
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "D:\Python38\lib\site-packages\datafusion\__init__.py", line 29, in
<module>
from .context import (
File "D:\Python38\lib\site-packages\datafusion\context.py", line 22, in
<module>
from ._internal import SessionConfig as SessionConfigInternal
ImportError: DLL load failed while importing _internal: 找不到指定的程序。
```
**To Reproduce**
```
pip install datafusion -U
python
from datafusion import SessionContext
```
**Expected behavior**
it works as old version, such as version 36.0 did
```
>>> from datafusion import SessionContext
>>> ctx = SessionContext()
>>> ctx.register_parquet("taxi", "d:/yellow_tripdata_2022-01.parquet")
>>> x="select passenger_count, count(*) from taxi where passenger_count is
not null group by passenger_count order by passenger_count"
>>> df = ctx.sql(x)
>>> df
DataFrame()
+-----------------+----------+
| passenger_count | COUNT(*) |
+-----------------+----------+
| 0.0 | 52061 |
| 1.0 | 1794055 |
| 2.0 | 343026 |
| 3.0 | 84570 |
| 4.0 | 35321 |
| 5.0 | 51338 |
| 6.0 | 32037 |
| 7.0 | 9 |
| 8.0 | 8 |
| 9.0 | 3 |
+-----------------+----------+
```
**Additional context**
my os is windows 7
my python version
```
Python 3.8.8 (tags/v3.8.8:024d805, Feb 19 2021, 13:18:16) [MSC v.1928 64 bit
(AMD64)] on win32
```
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