Create a new version of paste:

The directory '/home/nils/.cache/pip/http' or its parent directory is not owned by the current user and the cache has been disabled. Please check the permissions and owner of that directory. If executing pip with sudo, you may want sudo's -H flag.
The directory '/home/nils/.cache/pip' or its parent directory is not owned by the current user and caching wheels has been disabled. check the permissions and owner of that directory. If executing pip with sudo, you may want sudo's -H flag.
Collecting notebook
  Downloading notebook-5.4.0-py2.py3-none-any.whl (8.0MB)
    100% |████████████████████████████████| 8.0MB 270kB/s 
Requirement already satisfied: Send2Trash in /usr/local/lib/python2.7/dist-packages (from notebook)
Requirement already satisfied: ipython-genutils in /usr/local/lib/python2.7/dist-packages (from notebook)
Requirement already satisfied: jinja2 in /usr/local/lib/python2.7/dist-packages (from notebook)
Requirement already satisfied: jupyter-client>=5.2.0 in /usr/local/lib/python2.7/dist-packages (from notebook)
Requirement already satisfied: nbformat in /usr/local/lib/python2.7/dist-packages (from notebook)
Requirement already satisfied: traitlets>=4.2.1 in /usr/local/lib/python2.7/dist-packages (from notebook)
Requirement already satisfied: tornado>=4 in /usr/local/lib/python2.7/dist-packages (from notebook)
Requirement already satisfied: terminado>=0.8.1 in /usr/local/lib/python2.7/dist-packages (from notebook)
Requirement already satisfied: jupyter-core>=4.4.0 in /usr/local/lib/python2.7/dist-packages (from notebook)
Collecting ipykernel (from notebook)
  Downloading ipykernel-4.8.0-py2-none-any.whl (108kB)
    100% |████████████████████████████████| 112kB 5.5MB/s 
Requirement already satisfied: nbconvert in /usr/local/lib/python2.7/dist-packages (from notebook)
Requirement already satisfied: MarkupSafe>=0.23 in /usr/lib/python2.7/dist-packages (from jinja2->notebook)
Requirement already satisfied: pyzmq>=13 in /usr/local/lib/python2.7/dist-packages (from jupyter-client>=5.2.0->notebook)
Requirement already satisfied: python-dateutil>=2.1 in /usr/local/lib/python2.7/dist-packages (from jupyter-client>=5.2.0->notebook)
Requirement already satisfied: jsonschema!=2.5.0,>=2.4 in /usr/local/lib/python2.7/dist-packages (from nbformat->notebook)
Requirement already satisfied: decorator in /usr/local/lib/python2.7/dist-packages (from traitlets>=4.2.1->notebook)
Requirement already satisfied: six in /usr/lib/python2.7/dist-packages (from traitlets>=4.2.1->notebook)
Requirement already satisfied: enum34; python_version == "2.7" in /usr/lib/python2.7/dist-packages (from traitlets>=4.2.1->notebook)
Requirement already satisfied: singledispatch in /usr/local/lib/python2.7/dist-packages (from tornado>=4->notebook)
Requirement already satisfied: certifi in /usr/local/lib/python2.7/dist-packages (from tornado>=4->notebook)
Requirement already satisfied: backports_abc>=0.4 in /usr/local/lib/python2.7/dist-packages (from tornado>=4->notebook)
Requirement already satisfied: ptyprocess; os_name != "nt" in /usr/lib/python2.7/dist-packages (from terminado>=0.8.1->notebook)
Collecting ipython>=4.0.0 (from ipykernel->notebook)
  Downloading ipython-5.5.0-py2-none-any.whl (758kB)
    100% |████████████████████████████████| 768kB 1.3MB/s 
Requirement already satisfied: pandocfilters>=1.4.1 in /usr/local/lib/python2.7/dist-packages (from nbconvert->notebook)
Requirement already satisfied: entrypoints>=0.2.2 in /usr/local/lib/python2.7/dist-packages (from nbconvert->notebook)
Requirement already satisfied: testpath in /usr/local/lib/python2.7/dist-packages (from nbconvert->notebook)
Requirement already satisfied: mistune>=0.7.4 in /usr/local/lib/python2.7/dist-packages (from nbconvert->notebook)
Requirement already satisfied: pygments in /usr/local/lib/python2.7/dist-packages (from nbconvert->notebook)
Requirement already satisfied: bleach in /usr/local/lib/python2.7/dist-packages (from nbconvert->notebook)
Requirement already satisfied: functools32; python_version == "2.7" in /usr/local/lib/python2.7/dist-packages (from jsonschema!=2.5.0,>=2.4->nbformat->notebook)
Requirement already satisfied: prompt-toolkit<2.0.0,>=1.0.4 in /usr/local/lib/python2.7/dist-packages (from ipython>=4.0.0->ipykernel->notebook)
Requirement already satisfied: pexpect; sys_platform != "win32" in /usr/lib/python2.7/dist-packages (from ipython>=4.0.0->ipykernel->notebook)
Requirement already satisfied: backports.shutil-get-terminal-size; python_version == "2.7" in /usr/local/lib/python2.7/dist-packages (from ipython>=4.0.0->ipykernel->notebook)
Requirement already satisfied: setuptools>=18.5 in /usr/local/lib/python2.7/dist-packages (from ipython>=4.0.0->ipykernel->notebook)
Collecting pathlib2; python_version == "2.7" or python_version == "3.3" (from ipython>=4.0.0->ipykernel->notebook)
  Downloading pathlib2-2.3.0-py2.py3-none-any.whl
Collecting simplegeneric>0.8 (from ipython>=4.0.0->ipykernel->notebook)
  Downloading simplegeneric-0.8.1.zip
Collecting pickleshare (from ipython>=4.0.0->ipykernel->notebook)
  Downloading pickleshare-0.7.4-py2.py3-none-any.whl
Requirement already satisfied: configparser>=3.5; python_version == "2.7" in /usr/local/lib/python2.7/dist-packages (from entrypoints>=0.2.2->nbconvert->notebook)
Requirement already satisfied: html5lib!=1.0b1,!=1.0b2,!=1.0b3,!=1.0b4,!=1.0b5,!=1.0b6,!=1.0b7,!=1.0b8,>=0.99999999pre in /usr/local/lib/python2.7/dist-packages (from bleach->nbconvert->notebook)
Requirement already satisfied: wcwidth in /usr/local/lib/python2.7/dist-packages (from prompt-toolkit<2.0.0,>=1.0.4->ipython>=4.0.0->ipykernel->notebook)
Collecting scandir; python_version < "3.5" (from pathlib2; python_version == "2.7" or python_version == "3.3"->ipython>=4.0.0->ipykernel->notebook)
  Downloading scandir-1.6.tar.gz
Requirement already satisfied: webencodings in /usr/local/lib/python2.7/dist-packages (from html5lib!=1.0b1,!=1.0b2,!=1.0b3,!=1.0b4,!=1.0b5,!=1.0b6,!=1.0b7,!=1.0b8,>=0.99999999pre->bleach->nbconvert->notebook)
Installing collected packages: scandir, pathlib2, simplegeneric, pickleshare, ipython, ipykernel, notebook
  Running setup.py install for scandir ... error
    Complete output from command /usr/bin/python -u -c "import setuptools, tokenize;__file__='/tmp/pip-build-mNtX_I/scandir/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record /tmp/pip-QS4b50-record/install-record.txt --single-version-externally-managed --compile:
    running install
    running build
    running build_py
    creating build
    creating build/lib.linux-x86_64-2.7
    copying scandir.py -> build/lib.linux-x86_64-2.7
    running build_ext
    building '_scandir' extension
    creating build/temp.linux-x86_64-2.7
    x86_64-linux-gnu-gcc -pthread -DNDEBUG -g -fwrapv -O2 -Wall -Wstrict-prototypes -fno-strict-aliasing -Wdate-time -D_FORTIFY_SOURCE=2 -g -fstack-protector-strong -Wformat -Werror=format-security -fPIC -I/usr/include/python2.7 -c _scandir.c -o build/temp.linux-x86_64-2.7/_scandir.o
    _scandir.c:14:20: fatal error: Python.h: No such file or directory
    compilation terminated.
    error: command 'x86_64-linux-gnu-gcc' failed with exit status 1
    
    ----------------------------------------
Command "/usr/bin/python -u -c "import setuptools, tokenize;__file__='/tmp/pip-build-mNtX_I/scandir/setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '\n');f.close();exec(compile(code, __file__, 'exec'))" install --record /tmp/pip-QS4b50-record/install-record.txt --single-version-externally-managed --compile" failed with error code 1 in /tmp/pip-build-mNtX_I/scandir/