Numpy: numpy c-extensions๋ฅผ ๊ฐ€์ ธ ์˜ค์ง€ ๋ชปํ–ˆ์Šต๋‹ˆ๋‹ค.

์— ๋งŒ๋“  2020๋…„ 01์›” 27์ผ  ยท  5์ฝ”๋ฉ˜ํŠธ  ยท  ์ถœ์ฒ˜: numpy/numpy

๋ฐœํ–‰๋ฌผ

pandas๋ฅผ ๊ฐ€์ ธ์˜ฌ ๋•Œ ๋‹ค์Œ ์˜ค๋ฅ˜๊ฐ€ ๋‚˜ํƒ€๋‚ฉ๋‹ˆ๋‹ค.

  File "D:\code\folder1\folder2\metadata\lidar_processing.py", line 17, in <module>
    import pandas as pd

  File "C:\Users\MyUserName\.conda\envs\EnvName\lib\site-packages\pandas\__init__.py", line 17, in <module>
    "Unable to import required dependencies:\n" + "\n".join(missing_dependencies)

ImportError: Unable to import required dependencies:
numpy: 

IMPORTANT: PLEASE READ THIS FOR ADVICE ON HOW TO SOLVE THIS ISSUE!

Importing the numpy c-extensions failed.
- Try uninstalling and reinstalling numpy.
- If you have already done that, then:
  1. Check that you expected to use Python3.7 from "C:\Users\MyUserName\.conda\envs\EnvName\pythonw.exe",
     and that you have no directories in your PATH or PYTHONPATH that can
     interfere with the Python and numpy version "1.17.5" you're trying to use.
  2. If (1) looks fine, you can open a new issue at
     https://github.com/numpy/numpy/issues.  Please include details on:
     - how you installed Python
     - how you installed numpy
     - your operating system
     - whether or not you have multiple versions of Python installed
     - if you built from source, your compiler versions and ideally a build log

- If you're working with a numpy git repository, try `git clean -xdf`
  (removes all files not under version control) and rebuild numpy.

Note: this error has many possible causes, so please don't comment on
an existing issue about this - open a new one instead.

Original error was: DLL load failed: The specified module could not be found.

numpy ์„ค์น˜

win10์—์„œ anaconda๋ฅผ ํ†ตํ•ด ์„ค์น˜๋˜์—ˆ์Šต๋‹ˆ๋‹ค.

conda create --name EnvName python=3.7 python-pdal geopandas --channel conda-forge  
conda activate MyEnv
conda install spyder-kernels

conda list ๋ช…๋ น์€ numpy์— ๋Œ€ํ•ด ํ‘œ์‹œํ•ฉ๋‹ˆ๋‹ค.
numpy 1.17.5 py37hc71023c_0 conda-forge

๊ธฐํƒ€ ์ •๋ณด

  • Windows 10 ๋ฒ„์ „ 1803 (OS ๋นŒ๋“œ 17134.706)
  • conda install --force-reinstall numpy=1.17.5 ๋ฅผ) ํ†ตํ•ด numpy๋ฅผ ๋‹ค์‹œ ์„ค์น˜ํ•ด๋„ ๋ฌธ์ œ๊ฐ€ ํ•ด๊ฒฐ๋˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค.
  • conda install numpy ๋Š” 1.18.1์— ๋Œ€ํ•œ ์—…๋ฐ์ดํŠธ๋ฅผ ์ œ๊ณตํ•˜์ง€๋งŒ ์ด๋กœ ์ธํ•ด geopandas์— ๋Œ€ํ•œ ๋‹ค๋ฅธ ๊ฐ€์ ธ ์˜ค๊ธฐ ์˜ค๋ฅ˜๊ฐ€ ๋ฐœ์ƒํ•ฉ๋‹ˆ๋‹ค (๊ทธ๋Ÿฌ๋‚˜ ์ด๋Ÿฌํ•œ ์˜ค๋ฅ˜๋Š” numpy๋ฅผ ์ง์ ‘ ์–ธ๊ธ‰ํ•˜์ง€ ์•Š์Œ).
32 - Installation 33 - Question

๋ชจ๋“  5 ๋Œ“๊ธ€

Windows 10์—์„œ ananconda3_2019_10 64 ๋น„ํŠธ๋ฅผ ์ƒˆ๋กœ ์„ค์น˜ํ•˜๋ฉด ๋ถ™์—ฌ ๋„ฃ์€ ๋ช…๋ น์ด ์ž˜ ์ž‘๋™ํ•ฉ๋‹ˆ๋‹ค. ๋‚˜๋Š” ๋˜ํ•œ ๋™์ผํ•œ numpy๋ฅผ ์–ป์ง€ ๋งŒ numpy์™€ pandas๋ฅผ ๋ฌธ์ œ์—†์ด ๊ฐ€์ ธ์˜ฌ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

> conda list | find "numpy"
numpy                     1.17.5           py37hc71023c_0    conda-forge

conda / anaconda๋Š” MKL, xref gh-15343, gh-14888 ๋“ฑ์„ ์‚ฌ์šฉํ•ฉ๋‹ˆ๋‹ค.

์ถ”๊ฐ€ ํ…Œ์ŠคํŠธ๋ฅผํ–ˆ์Šต๋‹ˆ๋‹ค. ์ปดํ“จํ„ฐ์—์„œ ๊ธฐ์กด ํ™˜๊ฒฝ์„ ๋ชจ๋‘ ์ œ๊ฑฐํ–ˆ์Šต๋‹ˆ๋‹ค. ๋ถˆํ–‰ํžˆ๋„ ๋‚ด๊ฐ€ conda update conda ํ–ˆ๋Š”์ง€ ๊ธฐ์–ต์ด ๋‚˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค.
๊ทธ๋Ÿฐ ๋‹ค์Œ ๋‹ค์Œ์„ ํ†ตํ•ด ์ƒˆ๋กœ์šด ํ™˜๊ฒฝ์„ ๋งŒ๋“ค์—ˆ์Šต๋‹ˆ๋‹ค.
conda create --name pdal3 --channel conda-forge python=3.7 spyder-kernels python-pdal geopandas
์ด ๋ช…๋ น์€ ์›๋ž˜ ๊ฒŒ์‹œ๋ฌผ (์ธ์ˆ˜ ์ˆœ์„œ ๋ฐ ์ฆ‰์‹œ ํ†ตํ•ฉ ๋œ ์ŠคํŒŒ์ด๋” ์ปค๋„)์˜ ๋ช…๋ น๊ณผ ๋™์ผํ•˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค.
๋‹ค์Œ ๊ฒฐ๊ณผ๋ฅผ ์–ป์—ˆ์Šต๋‹ˆ๋‹ค.

  1. spyder ์ฝ˜์†” ์˜ค๋ฅ˜ : spyder github ์ฐธ์กฐ. ๊ทธ๋Ÿฌ๋‚˜ ์ด๊ฒƒ์€ ์ŠคํŒŒ์ด๋” ๋ฌธ์ œ์ธ ๊ฒƒ ๊ฐ™์Šต๋‹ˆ๋‹ค.
  2. ์ฝ˜์†”์—์„œ ์ง์ ‘ ํ”„๋กœ๊ทธ๋žจ์„ ์‹œ์ž‘ํ•˜๋ฉด ์ž‘๋™ํ•ฉ๋‹ˆ๋‹ค.

๋”ฐ๋ผ์„œ ๋‹น๋ถ„๊ฐ„ ์ž‘์—…์„ ๊ณ„์†ํ•  ์ˆ˜ ์žˆ์ง€๋งŒ ๋ฌธ์ œ ํ•ด๊ฒฐ ๋ฐฉ๋ฒ•์— ๋Œ€ํ•œ ํ†ต์ฐฐ๋ ฅ์„ ์ œ๊ณตํ•˜์ง€ ์•Š์Šต๋‹ˆ๋‹ค.

์ด๊ฒƒ์€ ์šฐ๋ฆฌ๊ฐ€ ์ปค๋„์„ ์‹œ์ž‘ํ•˜๊ธฐ ์ „์— ์šฐ๋ฆฌ์˜ ์ปค๋„์ด์žˆ๋Š” conda env๋ฅผ ํ™œ์„ฑํ™”ํ•˜์ง€ ์•Š์•˜๊ธฐ ๋•Œ๋ฌธ์— Spyder์˜ ๋ฌธ์ œ์˜€์Šต๋‹ˆ๋‹ค. 4.1.0 ๋ฒ„์ „์—์„œ ์ˆ˜์ •๋˜์—ˆ์œผ๋ฏ€๋กœ์ด ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

@ ccordoba12 ์—…๋ฐ์ดํŠธ

๋ฌธ์ œ๊ฐ€ ๋” ์ด์ƒ ์กด์žฌํ•˜์ง€ ์•Š์Œ์„ ํ™•์ธํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ์‹œ๊ฐ„์„๋‚ด์–ด numpy์™€ spyder ์ปค๋ฎค๋‹ˆํ‹ฐ ๋ชจ๋‘์—๊ฒŒ ๊ฐ์‚ฌ๋“œ๋ฆฝ๋‹ˆ๋‹ค.

์ด ํŽ˜์ด์ง€๊ฐ€ ๋„์›€์ด ๋˜์—ˆ๋‚˜์š”?
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