no module named psycopg2 and requests
我在Mac(Sierra)中运行QGIS，但由于以下错误，无法加载处理插件：
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 | >>> Couldn't load plugin 'processing' ImportError: No module named psycopg2 Traceback (most recent call last): File . "/usr/local/Cellar/qgis2/2.18.21/QGIS.app/Contents/MacOS/../Resources/python/qgis/utils.py", line 308, in loadPlugin __import__(packageName) File"/usr/local/Cellar/qgis2/2.18.21/QGIS.app/Contents/MacOS/../Resources/python/qgis/utils.py", line 607, in _import mod = _builtin_import(name, globals, locals, fromlist, level) File"/usr/local/Cellar/qgis2/2.18.21/QGIS.app/Contents/MacOS/../Resources/python/plugins/processing/__init__.py", line 29, in from processing.tools.general import * # NOQA File"/usr/local/Cellar/qgis2/2.18.21/QGIS.app/Contents/MacOS/../Resources/python/qgis/utils.py", line 607, in _import mod = _builtin_import(name, globals, locals, fromlist, level) File"/usr/local/Cellar/qgis2/2.18.21/QGIS.app/Contents/MacOS/../Resources/python/plugins/processing/tools/general.py", line 31, in from processing.core.Processing import Processing File"/usr/local/Cellar/qgis2/2.18.21/QGIS.app/Contents/MacOS/../Resources/python/qgis/utils.py", line 607, in _import mod = _builtin_import(name, globals, locals, fromlist, level) File"/usr/local/Cellar/qgis2/2.18.21/QGIS.app/Contents/MacOS/../Resources/python/plugins/processing/core/Processing.py", line 42, in from processing.script.ScriptUtils import ScriptUtils File"/usr/local/Cellar/qgis2/2.18.21/QGIS.app/Contents/MacOS/../Resources/python/qgis/utils.py", line 607, in _import mod = _builtin_import(name, globals, locals, fromlist, level) File"/usr/local/Cellar/qgis2/2.18.21/QGIS.app/Contents/MacOS/../Resources/python/plugins/processing/script/ScriptUtils.py", line 30, in from processing.script.ScriptAlgorithm import ScriptAlgorithm File"/usr/local/Cellar/qgis2/2.18.21/QGIS.app/Contents/MacOS/../Resources/python/qgis/utils.py", line 607, in _import mod = _builtin_import(name, globals, locals, fromlist, level) File"/usr/local/Cellar/qgis2/2.18.21/QGIS.app/Contents/MacOS/../Resources/python/plugins/processing/script/ScriptAlgorithm.py", line 33, in from processing.core.GeoAlgorithm import GeoAlgorithm File"/usr/local/Cellar/qgis2/2.18.21/QGIS.app/Contents/MacOS/../Resources/python/qgis/utils.py", line 607, in _import mod = _builtin_import(name, globals, locals, fromlist, level) File"/usr/local/Cellar/qgis2/2.18.21/QGIS.app/Contents/MacOS/../Resources/python/plugins/processing/core/GeoAlgorithm.py", line 41, in from processing.core.parameters import ParameterRaster, ParameterVector, ParameterMultipleInput, ParameterTable, Parameter File"/usr/local/Cellar/qgis2/2.18.21/QGIS.app/Contents/MacOS/../Resources/python/qgis/utils.py", line 607, in _import mod = _builtin_import(name, globals, locals, fromlist, level) File"/usr/local/Cellar/qgis2/2.18.21/QGIS.app/Contents/MacOS/../Resources/python/plugins/processing/core/parameters.py", line 32, in from processing.tools.vector import resolveFieldIndex File"/usr/local/Cellar/qgis2/2.18.21/QGIS.app/Contents/MacOS/../Resources/python/qgis/utils.py", line 607, in _import mod = _builtin_import(name, globals, locals, fromlist, level) File"/usr/local/Cellar/qgis2/2.18.21/QGIS.app/Contents/MacOS/../Resources/python/plugins/processing/tools/vector.py", line 35, in import psycopg2 File"/usr/local/Cellar/qgis2/2.18.21/QGIS.app/Contents/MacOS/../Resources/python/qgis/utils.py", line 607, in _import mod = _builtin_import(name, globals, locals, fromlist, level) ImportError: No module named psycopg2 Python version: 2.7.15 (default, Jul 2 2018, 01:42:08) [GCC 4.2.1 Compatible Apple LLVM 9.1.0 (clang-902.0.39.2)] QGIS version: 2.18.21 Las Palmas, exported |
a在此链接中找到了类似的文章：
[链接到上一个日志](importError:没有模块命名请求)
当我在python窗口中键入
你知道为什么会这样吗？我很感激你的帮助。
因为您可以在您的机器上安装各种版本的python，所以要确保
您可能更喜欢从qgis python控制台安装包，执行以下操作：
1 2 3 | from pip._internal import main as pipmain pipmain(['install', 'psycopg2-binary', 'requests']) |
尝试安装这些包
1 | pip install psycopg2-binary requests |