Could not run curl-config 的解决方式

Downloading/unpacking pycurl (from pyspider)
  Downloading pycurl-7.19.5.1.tar.gz (142kB): 142kB downloaded
  Running setup.py (path:/tmp/pip-build-DuBGJ5/pycurl/setup.py) egg_info for package pycurl
    Traceback (most recent call last):
      File "<string>", line 17, in <module>
      File "/tmp/pip-build-DuBGJ5/pycurl/setup.py", line 634, in <module>
        ext = get_extension(split_extension_source=split_extension_source)
      File "/tmp/pip-build-DuBGJ5/pycurl/setup.py", line 392, in get_extension
        ext_config = ExtensionConfiguration()
      File "/tmp/pip-build-DuBGJ5/pycurl/setup.py", line 65, in __init__
        self.configure()
      File "/tmp/pip-build-DuBGJ5/pycurl/setup.py", line 100, in configure_unix
        raise ConfigurationError(msg)
    __main__.ConfigurationError: Could not run curl-config: [Errno 2] No such file or directory
    Complete output from command python setup.py egg_info:
    Traceback (most recent call last):

  File "<string>", line 17, in <module>

  File "/tmp/pip-build-DuBGJ5/pycurl/setup.py", line 634, in <module>

    ext = get_extension(split_extension_source=split_extension_source)

  File "/tmp/pip-build-DuBGJ5/pycurl/setup.py", line 392, in get_extension

    ext_config = ExtensionConfiguration()

  File "/tmp/pip-build-DuBGJ5/pycurl/setup.py", line 65, in __init__

    self.configure()

  File "/tmp/pip-build-DuBGJ5/pycurl/setup.py", line 100, in configure_unix

    raise ConfigurationError(msg)

__main__.ConfigurationError: Could not run curl-config: [Errno 2] No such file or directory

----------------------------------------
Cleaning up...
Command python setup.py egg_info failed with error code 1 in /tmp/pip-build-DuBGJ5/pycurl
Storing debug log for failure in /root/.pip/pip.log

在安装 pyspider 的时候我就遇到了这个问题， pyspider 依赖 pycurl 这个库，而 pycurl 要求系统中存在相对应的库。

经过我的测试， curl 是正确安装了的，但是却依然提示了找不到 curl-config 的问题

解决方案：

apt-get install libcurl4-gnutls-dev

运行安装后即可正常安装 pycurl 。