Python版本管理工具：pyenv

scrapy安装工具：pip

pyenv versions 输出：

 system
* 2.7.8 (set by /Users/findingsea/Workspace/scrapy/.python-version)
  3.4.3

运行命令 scrapy startproject tutorial 时报错：

 Traceback (most recent call last):
  File "/usr/local/var/pyenv/versions/2.7.8/bin/scrapy", line 7, in <module>
    from scrapy.cmdline import execute
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/scrapy/__init__.py", line 48, in <module>
    from scrapy.spiders import Spider
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/scrapy/spiders/__init__.py", line 10, in <module>
    from scrapy.http import Request
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/scrapy/http/__init__.py", line 15, in <module>
    from scrapy.http.response.html import HtmlResponse
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/scrapy/http/response/html.py", line 8, in <module>
    from scrapy.http.response.text import TextResponse
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/scrapy/http/response/text.py", line 13, in <module>
    from scrapy.utils.response import get_base_url
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/scrapy/utils/response.py", line 12, in <module>
    from twisted.web import http
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/twisted/web/http.py", line 92, in <module>
    from twisted.internet import interfaces, reactor, protocol, address
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/twisted/internet/reactor.py", line 38, in <module>
    from twisted.internet import default
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/twisted/internet/default.py", line 56, in <module>
    install = _getInstallFunction(platform)
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/twisted/internet/default.py", line 50, in _getInstallFunction
    from twisted.internet.selectreactor import install
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/twisted/internet/selectreactor.py", line 18, in <module>
    from twisted.internet import posixbase
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/twisted/internet/posixbase.py", line 23, in <module>
    from twisted.internet import error, udp, tcp
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/twisted/internet/tcp.py", line 29, in <module>
    from twisted.internet._newtls import (
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/twisted/internet/_newtls.py", line 21, in <module>
    from twisted.protocols.tls import TLSMemoryBIOFactory, TLSMemoryBIOProtocol
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/twisted/protocols/tls.py", line 41, in <module>
    from OpenSSL.SSL import Error, ZeroReturnError, WantReadError
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/OpenSSL/__init__.py", line 8, in <module>
    from OpenSSL import rand, crypto, SSL
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/OpenSSL/rand.py", line 11, in <module>
    from OpenSSL._util import (
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/OpenSSL/_util.py", line 7, in <module>
    binding = Binding()
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cryptography/hazmat/bindings/openssl/binding.py", line 114, in __init__
    self._ensure_ffi_initialized()
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cryptography/hazmat/bindings/openssl/binding.py", line 126, in _ensure_ffi_initialized
    cls._modules,
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cryptography/hazmat/bindings/utils.py", line 31, in load_library_for_binding
    lib = ffi.verifier.load_library()
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cffi/verifier.py", line 97, in load_library
    return self._load_library()
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cffi/verifier.py", line 207, in _load_library
    return self._vengine.load_library()
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cffi/vengine_cpy.py", line 155, in load_library
    raise ffiplatform.VerificationError(error)
cffi.ffiplatform.VerificationError: importing '/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cryptography/_Cryptography_cffi_a269d620xd5c405b7.so': dlopen(/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cryptography/_Cryptography_cffi_a269d620xd5c405b7.so, 2): Symbol not found: _CRYPTO_malloc_debug_init
  Referenced from: /usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cryptography/_Cryptography_cffi_a269d620xd5c405b7.so
  Expected in: flat namespace
 in /usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cryptography/_Cryptography_cffi_a269d620xd5c405b7.so
findingsea@ly-rmbp:~/Workspace/scrapy|
⇒  clear
findingsea@ly-rmbp:~/Workspace/scrapy|
⇒  touch spider.py
findingsea@ly-rmbp:~/Workspace/scrapy|
⇒  subl spider.py
findingsea@ly-rmbp:~/Workspace/scrapy|
⇒  scrapy runspider myspider.py
Traceback (most recent call last):
  File "/usr/local/var/pyenv/versions/2.7.8/bin/scrapy", line 7, in <module>
    from scrapy.cmdline import execute
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/scrapy/__init__.py", line 48, in <module>
    from scrapy.spiders import Spider
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/scrapy/spiders/__init__.py", line 10, in <module>
    from scrapy.http import Request
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/scrapy/http/__init__.py", line 15, in <module>
    from scrapy.http.response.html import HtmlResponse
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/scrapy/http/response/html.py", line 8, in <module>
    from scrapy.http.response.text import TextResponse
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/scrapy/http/response/text.py", line 13, in <module>
    from scrapy.utils.response import get_base_url
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/scrapy/utils/response.py", line 12, in <module>
    from twisted.web import http
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/twisted/web/http.py", line 92, in <module>
    from twisted.internet import interfaces, reactor, protocol, address
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/twisted/internet/reactor.py", line 38, in <module>
    from twisted.internet import default
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/twisted/internet/default.py", line 56, in <module>
    install = _getInstallFunction(platform)
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/twisted/internet/default.py", line 50, in _getInstallFunction
    from twisted.internet.selectreactor import install
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/twisted/internet/selectreactor.py", line 18, in <module>
    from twisted.internet import posixbase
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/twisted/internet/posixbase.py", line 23, in <module>
    from twisted.internet import error, udp, tcp
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/twisted/internet/tcp.py", line 29, in <module>
    from twisted.internet._newtls import (
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/twisted/internet/_newtls.py", line 21, in <module>
    from twisted.protocols.tls import TLSMemoryBIOFactory, TLSMemoryBIOProtocol
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/twisted/protocols/tls.py", line 41, in <module>
    from OpenSSL.SSL import Error, ZeroReturnError, WantReadError
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/OpenSSL/__init__.py", line 8, in <module>
    from OpenSSL import rand, crypto, SSL
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/OpenSSL/rand.py", line 11, in <module>
    from OpenSSL._util import (
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/OpenSSL/_util.py", line 7, in <module>
    binding = Binding()
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cryptography/hazmat/bindings/openssl/binding.py", line 114, in __init__
    self._ensure_ffi_initialized()
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cryptography/hazmat/bindings/openssl/binding.py", line 126, in _ensure_ffi_initialized
    cls._modules,
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cryptography/hazmat/bindings/utils.py", line 31, in load_library_for_binding
    lib = ffi.verifier.load_library()
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cffi/verifier.py", line 97, in load_library
    return self._load_library()
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cffi/verifier.py", line 207, in _load_library
    return self._vengine.load_library()
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cffi/vengine_cpy.py", line 155, in load_library
    raise ffiplatform.VerificationError(error)
cffi.ffiplatform.VerificationError: importing '/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cryptography/_Cryptography_cffi_a269d620xd5c405b7.so': dlopen(/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cryptography/_Cryptography_cffi_a269d620xd5c405b7.so, 2): Symbol not found: _CRYPTO_malloc_debug_init
  Referenced from: /usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cryptography/_Cryptography_cffi_a269d620xd5c405b7.so
  Expected in: flat namespace
 in /usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cryptography/_Cryptography_cffi_a269d620xd5c405b7.so
findingsea@ly-rmbp:~/Workspace/scrapy|
⇒  clear
findingsea@ly-rmbp:~/Workspace/scrapy|
⇒  scrapy startproject tutorial
Traceback (most recent call last):
  File "/usr/local/var/pyenv/versions/2.7.8/bin/scrapy", line 7, in <module>
    from scrapy.cmdline import execute
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/scrapy/__init__.py", line 48, in <module>
    from scrapy.spiders import Spider
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/scrapy/spiders/__init__.py", line 10, in <module>
    from scrapy.http import Request
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/scrapy/http/__init__.py", line 15, in <module>
    from scrapy.http.response.html import HtmlResponse
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/scrapy/http/response/html.py", line 8, in <module>
    from scrapy.http.response.text import TextResponse
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/scrapy/http/response/text.py", line 13, in <module>
    from scrapy.utils.response import get_base_url
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/scrapy/utils/response.py", line 12, in <module>
    from twisted.web import http
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/twisted/web/http.py", line 92, in <module>
    from twisted.internet import interfaces, reactor, protocol, address
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/twisted/internet/reactor.py", line 38, in <module>
    from twisted.internet import default
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/twisted/internet/default.py", line 56, in <module>
    install = _getInstallFunction(platform)
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/twisted/internet/default.py", line 50, in _getInstallFunction
    from twisted.internet.selectreactor import install
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/twisted/internet/selectreactor.py", line 18, in <module>
    from twisted.internet import posixbase
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/twisted/internet/posixbase.py", line 23, in <module>
    from twisted.internet import error, udp, tcp
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/twisted/internet/tcp.py", line 29, in <module>
    from twisted.internet._newtls import (
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/twisted/internet/_newtls.py", line 21, in <module>
    from twisted.protocols.tls import TLSMemoryBIOFactory, TLSMemoryBIOProtocol
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/twisted/protocols/tls.py", line 41, in <module>
    from OpenSSL.SSL import Error, ZeroReturnError, WantReadError
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/OpenSSL/__init__.py", line 8, in <module>
    from OpenSSL import rand, crypto, SSL
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/OpenSSL/rand.py", line 11, in <module>
    from OpenSSL._util import (
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/OpenSSL/_util.py", line 7, in <module>
    binding = Binding()
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cryptography/hazmat/bindings/openssl/binding.py", line 114, in __init__
    self._ensure_ffi_initialized()
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cryptography/hazmat/bindings/openssl/binding.py", line 126, in _ensure_ffi_initialized
    cls._modules,
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cryptography/hazmat/bindings/utils.py", line 31, in load_library_for_binding
    lib = ffi.verifier.load_library()
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cffi/verifier.py", line 97, in load_library
    return self._load_library()
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cffi/verifier.py", line 207, in _load_library
    return self._vengine.load_library()
  File "/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cffi/vengine_cpy.py", line 155, in load_library
    raise ffiplatform.VerificationError(error)
cffi.ffiplatform.VerificationError: importing '/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cryptography/_Cryptography_cffi_a269d620xd5c405b7.so': dlopen(/usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cryptography/_Cryptography_cffi_a269d620xd5c405b7.so, 2): Symbol not found: _CRYPTO_malloc_debug_init
  Referenced from: /usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cryptography/_Cryptography_cffi_a269d620xd5c405b7.so
  Expected in: flat namespace
 in /usr/local/var/pyenv/versions/2.7.8/lib/python2.7/site-packages/cryptography/_Cryptography_cffi_a269d620xd5c405b7.so

pip list 输出

 backports.ssl-match-hostname (3.4.0.2)
certifi (2015.4.28)
cffi (1.1.2)
cryptography (0.9.3)
cssselect (0.9.1)
distribute (0.7.3)
enum34 (1.0.4)
gnureadline (6.3.3)
idna (2.0)
ipaddress (1.0.7)
ipython (3.1.0)
Jinja2 (2.7.3)
jsonschema (2.4.0)
lxml (3.4.4)
MarkupSafe (0.23)
mistune (0.5.1)
pip (7.1.0)
ptyprocess (0.5)
pyasn1 (0.1.8)
pycparser (2.14)
Pygments (2.0.2)
pyOpenSSL (0.15.1)
pyzmq (14.6.0)
queuelib (1.2.2)
requests (2.7.0)
Scrapy (1.0.1)
setuptools (18.0.1)
six (1.9.0)
terminado (0.5)
tornado (4.2)
Twisted (15.2.1)
w3lib (1.11.0)
wheel (0.24.0)
zope.interface (4.1.2)

brew list 输出

 ant         gmp4        libtool     openssl     zsh
autoconf    isl011      libyaml     pcre        zsh-completions
automake    libffi      maven2      pkg-config
cloog018    libgpg-error    mpfr2       pyenv
cmake       libksba     mysql       readline
gdbm        libmpc08    node        vim