installation error

[Ratikant01]

Hi,

I am getting below errors while installing this. Can you please help me in fixing this issue.

C:\sketch-code\sketch-code>pip install -r requirements.txt
Collecting Keras==2.1.2
Using cached Keras-2.1.2-py2.py3-none-any.whl (304 kB)
Collecting tensorflow==2.2.0rc1
Using cached tensorflow-2.2.0rc1-cp38-cp38-win_amd64.whl (459.1 MB)
Collecting nltk==3.2.5
Using cached nltk-3.2.5.tar.gz (1.2 MB)
Collecting opencv-python==3.4.8.29
Using cached opencv_python-3.4.8.29-cp38-cp38-win_amd64.whl (31.1 MB)
Collecting h5py==2.7.1
Using cached h5py-2.7.1.tar.gz (264 kB)
Collecting matplotlib==2.0.2
Using cached matplotlib-2.0.2.tar.gz (53.9 MB)
ERROR: Command errored out with exit status 1:
command: 'c:\users\ratikant\appdata\local\programs\python\python38\python.exe' -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'C:\Users\ratikant\AppData\Local\Temp\pip-install-5g3axj_i\matplotlib\setup.py'"'"'; file='"'"'C:\Users\ratikant\AppData\Local\Temp\pip-install-5g3axj_i\matplotlib\setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(file);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, file, '"'"'exec'"'"'))' egg_info --egg-base 'C:\Users\ratikant\AppData\Local\Temp\pip-pip-egg-info-vvl3p_rm'
cwd: C:\Users\ratikant.sahoo\AppData\Local\Temp\pip-install-5g3axj_i\matplotlib
Complete output (67 lines):
============================================================================
Edit setup.cfg to change the build options

BUILDING MATPLOTLIB
            matplotlib: yes [2.0.2]
                python: yes [3.8.2 (tags/v3.8.2:7b3ab59, Feb 25 2020,
                        23:03:10) [MSC v.1916 64 bit (AMD64)]]
              platform: yes [win32]

REQUIRED DEPENDENCIES AND EXTENSIONS
                 numpy: yes [version 1.18.3]
                   six: yes [using six version 1.14.0]
              dateutil: yes [using dateutil version 2.8.1]
           functools32: yes [Not required]
          subprocess32: yes [Not required]
                  pytz: yes [pytz was not found. pip will attempt to install
                        it after matplotlib.]
                cycler: yes [cycler was not found. pip will attempt to
                        install it after matplotlib.]
               tornado: yes [using tornado version 6.0.4]
             pyparsing: yes [pyparsing was not found. It is required for
                        mathtext support. pip/easy_install may attempt to
                        install it after matplotlib.]
                libagg: yes [pkg-config information for 'libagg' could not
                        be found. Using local copy.]
              freetype: no  [The C/C++ header for freetype (ft2build.h)
                        could not be found.  You may need to install the
                        development package.]
                   png: no  [The C/C++ header for png (png.h) could not be
                        found.  You may need to install the development
                        package.]
                 qhull: yes [pkg-config information for 'qhull' could not be
                        found. Using local copy.]

OPTIONAL SUBPACKAGES
           sample_data: yes [installing]
              toolkits: yes [installing]
                 tests: no  [skipping due to configuration]
        toolkits_tests: no  [skipping due to configuration]

OPTIONAL BACKEND EXTENSIONS
                macosx: no  [Mac OS-X only]
                qt5agg: no  [PyQt5 not found]
                qt4agg: no  [PySide not found; PyQt4 not found]
               gtk3agg: no  [Requires pygobject to be installed.]
             gtk3cairo: no  [Requires cairocffi or pycairo to be installed.]
                gtkagg: no  [Requires pygtk]
                 tkagg: yes [installing; run-time loading from Python Tcl /
                        Tk]
                 wxagg: no  [requires wxPython]
                   gtk: no  [Requires pygtk]
                   agg: yes [installing]
                 cairo: no  [cairocffi or pycairo not found]
             windowing: yes [installing]

OPTIONAL LATEX DEPENDENCIES
                dvipng: no
           ghostscript: no
                 latex: no
               pdftops: no

OPTIONAL PACKAGE DATA
                  dlls: no  [skipping due to configuration]

============================================================================
                        * The following required packages can not be built:
                        * freetype, png
----------------------------------------

ERROR: Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.

[Ieva Jakšaitytė]

I installed Python 3.6 (64 bit) and it worked fine. Any larger version (3.7, ...) fails sooner or later. Also there was need for 64 bit version, not 32 bit.

[Jayson Yue]

maybe downgrade your python version.
tensorflow1.4 needs python<=3.6