我正在学习Python，我遵循的文档建议安装Firebird。我运行了sudo pip install fdb。
我看到一个构建目录，我理解它只包含源代码而不是二进制文件，所以我删除了它。当我运行pip freeze | grep fdb时，我找不到Firebird。
我尝试再次运行sudo pip install fdb，现在出现了这个错误（并且构建目录正在返回）：
Downloading/unpacking fdb
Downloading fdb-0.9.9.tar.gz (481Kb): 481Kb downloaded
Running setup.py egg_info for package fdb
Traceback (most recent call last):
File "<string>", line 14, in <module>
File "/Users/nayef/Documents/Django/build/fdb/setup.py", line 7, in <module>
from fdb import __version__
File "fdb/__init__.py", line 23, in <module>
from fdb.fbcore import *
File "fdb/fbcore.py", line 26, in <module>
from . import ibase
File "fdb/ibase.py", line 1164, in <module>
isc_attach_database = fb_library.isc_attach_database
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/ctypes/__init__.py", line 366, in __getattr__
func = self.__getitem__(name)
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/ctypes/__init__.py", line 371, in __getitem__
func = self._FuncPtr((name_or_ordinal, self))
AttributeError: dlsym(RTLD_DEFAULT, isc_attach_database): symbol not found
Complete output from command python setup.py egg_info:
Traceback (most recent call last):
File "<string>", line 14, in <module>
File "/Users/nayef/Documents/Django/build/fdb/setup.py", line 7, in <module>
from fdb import __version__
File "fdb/__init__.py", line 23, in <module>
from fdb.fbcore import *
File "fdb/fbcore.py", line 26, in <module>
from . import ibase
File "fdb/ibase.py", line 1164, in <module>
isc_attach_database = fb_library.isc_attach_database
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/ctypes/__init__.py", line 366, in __getattr__
func = self.__getitem__(name)
File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/ctypes/__init__.py", line 371, in __getitem__
func = self._FuncPtr((name_or_ordinal, self))
AttributeError: dlsym(RTLD_DEFAULT, isc_attach_database): symbol not found
----------------------------------------
Command python setup.py egg_info failed with error code 1 in /Users/nayef/Documents/Django/build/fdb
Storing complete log in /Users/nayef/Library/Logs/pip.log
我在这里做错了什么？ 我不确定pip出了什么问题。我以前从未遇到过任何问题。