Finish Python installs Setuptools to resolve problems encountered with Matplotlib __python

Source: Internet
Author: User
Tags md5
preparatory work

1. Install Python
2. Install NumPy
3. Set the python environment variable, the system environment variable path after adding C:\Python27; C:\Python27\Scripts Installation Setuptools

Using ez_setup.py automatic installation, save the end code for this page as a "ez_setup.py" file, and double-click to complete the installation automatically. Execute the easy_install command, the following results indicate correct installation, if there is a problem, close the currently open CMD window, reopen and then enter the command.

C:\users\admin>easy_install
error:no URLs, filenames, or requirements specified (=--help)
troubleshoot problems with using Matplotlib

Problem:

>>> Import matplotlib
traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "C:\Python27\lib\site-packages\matplotlib\__init__.py", line $, in <mod
ule>
    Raise Importerror ("matplotlib requires Dateutil")
Importerror:matplotlib requires

Workaround, use the installed Setuptools, execute the easy_install command, install Python-dateutil and pyparsing:

C:\users\admin>easy_install python-dateutil
C:\users\admin>easy_install pyparsing
code for ez_setup.py:
#!python "" "Bootstrap Setuptools installation If you want to use Setuptools in your package ' s setup.py, just include this
    File in the same directory with it, and add this to the top of your setup.py:: From Ez_setup import Use_setuptools Use_setuptools () If you are want to require a specific version of Setuptools, set a download mirror, or use a alternate D

Ownload directory, you can do and supplying the appropriate options to ' use_setuptools () '.
This file can also is run as a script to install or upgrade setuptools. "" "Import sys default_version =" 0.6c11 "Default_url =" http://pypi.python.org/packages/%s/s/setuptools/"% Sys.versi On[:3] Md5_data = {' Setuptools-0.6b1-py2.3.egg ': ' 8822caf901250d848b996b7f25c6e6ca ', ' Setuptools-0.6b1-py2.4.egg ': ' B79A8A403E4502FBB85EE3F1941735CB ', ' Setuptools-0.6b2-py2.3.egg ': ' 5657759d8a6d8fc44070a9d07272d99b ', ' Setuptoo Ls-0.6b2-py2.4.egg ': ' 4996a8d169d2be661fa32a6e52e4f82a ', ' Setuptools-0.6b3-py2.3.egg ': ' BB31C0FC7399a63579975cad9f5a0618 ', ' Setuptools-0.6b3-py2.4.egg ': ' 38a8c6b3d6ecd22247f179f7da669fac ', ' setuptools-0.6b4-py 2.3.egg ': ' 62045a24ed4e1ebc77fe039aa4e6f7e5 ', ' Setuptools-0.6b4-py2.4.egg ': ' 4cb2a185d228dacffb2d17f103b3b1c4 ', ' s Etuptools-0.6c1-py2.3.egg ': ' b3f2b5539d65cb7f74ad79127f1a908c ', ' Setuptools-0.6c1-py2.4.egg ': ' B45adeda0667d2d2ffe14009364f2a4b ', ' Setuptools-0.6c10-py2.3.egg ': ' ce1e2ab5d3a0256456d9fc13800a7090 ', ' Setuptools -0.6c10-py2.4.egg ': ' 57d6d9d6e9b80772c59a53a8433a5dd4 ', ' Setuptools-0.6c10-py2.5.egg ': ' De46ac8b1c97c895572e5e8596aeb8c7 ', ' Setuptools-0.6c10-py2.6.egg ': ' 58ea40aef06da02ce641495523a0b7f5 ', ' Setuptools -0.6c11-py2.3.egg ': ' 2baeac6e13d414a9d28e7ba5b5a596de ', ' Setuptools-0.6c11-py2.4.egg ': ' Bd639f9b0eac4c42497034dec2ec0c2b ', ' Setuptools-0.6c11-py2.5.egg ': ' 64c94f3bf7a72a13ec83e0b24f2749b2 ', ' Setuptools -0.6c11-py2.6.egg ': ' bfa92100bd772d5a213eedd356d64086 ', ' Setuptools-0.6c2-py2.3.egg ': ' F0064bf6aa2b7d0f3ba0B43f20817c27 ', ' Setuptools-0.6c2-py2.4.egg ': ' 616192eec35f47e8ea16cd6a122b7277 ', ' setuptools-0.6c3-py2.3.egg ': ' F1 81fa125dfe85a259c9cd6f1d7b78fa ', ' Setuptools-0.6c3-py2.4.egg ': ' e0ed74682c998bfb73bf803a50e7b71e ', ' setuptools-0. 6c3-py2.5.egg ': ' abef16fdd61955514841c7c6bd98965e ', ' Setuptools-0.6c4-py2.3.egg ': ' b0b9131acab32022bfac7f44c5d7971f ', ' Setuptools-0.6c4-py2.4.egg ': ' 2a1f9656d4fbf3c97bf946c0a124e6e2 ', ' setuptools- 0.6c4-py2.5.egg ': ' 8F5A052E32CDB9C72BCF4B5526F28AFC ', ' Setuptools-0.6c5-py2.3.egg ': ' ee9fd80965da04f2f3e6b3576e9d8167 ', ' Setuptools-0.6c5-py2.4.egg ': ' Afe2adf1c01701ee841761f5bcd8aa64 ', ' setuptools- 0.6c5-py2.5.egg ': ' a8d3f61494ccaa8714dfed37bccd3d5d ', ' Setuptools-0.6c6-py2.3.egg ': ' 35686b78116a668847237b69d549ec20 ', ' Setuptools-0.6c6-py2.4.egg ': ' 3c56af57be3225019260a644430065ab ', ' setuptools- 0.6c6-py2.5.egg ': ' b2f8a7520709a5b34f80946de5f02f53 ', ' Setuptools-0.6c7-py2.3.egg ': ' 209fdf9adc3a615e5115b725658e13e2 ', 'Setuptools-0.6c7-py2.4.egg ': ' 5a8f954807d46a0fb67cf1f26c55a82e ', ' Setuptools-0.6c7-py2.5.egg ': ' 45d2ad28f9750e7434111fde831e8372 ', ' Setuptools-0.6c8-py2.3.egg ': ' 50759d29b349db8cfd807ba8303f1902 ', ' setuptools- 0.6c8-py2.4.egg ': ' Cba38d74f7d483c06e9daa6070cce6de ', ' Setuptools-0.6c8-py2.5.egg ': ' 1721747ee329dc150590a58b3e1ac95b ', ' Setuptools-0.6c9-py2.3.egg ': ' a83c4020414807b496e4cfbe08507c03 ', ' setuptools- 0.6c9-py2.4.egg ': ' 260a2be2e5388d66bdaee06abec6342a ', ' Setuptools-0.6c9-py2.5.egg ': ' Fe67c3e5a17b12c0e7c541b7ea43a8e6 ', ' Setuptools-0.6c9-py2.6.egg ': ' ca37b1ff16fa2ede6e19383e7b59245a ',} import sys, o  S Try:from hashlib import MD5 except Importerror:from MD5 import MD5 def _VALIDATE_MD5 (Egg_name, data): if Egg_name In md5_data:digest = MD5 (data). Hexdigest () if Digest!= Md5_data[egg_name]: print >>sy  S.stderr, ("MD5 validation of%s failed!
                (Possible download problem?) " % Egg_name
            ) Sys.exit (2) return Data def use_setuptools (Version=default_version, Download_base=def Ault_url, To_dir=os.curdir, download_delay=15): "" "Automatically find/download Setuptools and make it available O N Sys.path ' version ' should be a valid Setuptools version number this is available as a egg for download under T  His ' download_base ' URL (which should end with a '/').  The ' To_dir ' is the directory where setuptools'll be downloaded, if it's not already available. 
    If ' Download_delay ' is specified, it should being the number of seconds that would be paused before a initiating,  Should one is required. If an older version of the Setuptools is installed, this routine'll print a message to ' Sys.stderr ' and raise
    It in a attempt to abort the calling script. "" "was_imported = ' pkg_resources ' in Sys.modules or ' Setuptools ' in Sys.modules def do_download (): Egg = Download_setuptools (VersiOn, Download_base, To_dir, Download_delay) sys.path.insert (0, egg) import setuptools; Setuptools.bootstrap_install_from = Egg Try:import pkg_resources except Importerror:return Do_do Wnload () try:pkg_resources.require ("setuptools>=" +version); return except Pkg_resources. Versionconflict, E:if was_imported:print >>sys.stderr, ("The required version of Setuptools (>=%s) is isn't available, and\n "can" t be installed while this script is running.
            Please install\n "" A more recent version I, using ' easy_install-u setuptools '. " \ n/currently using%r)% (version, e.args[0]) sys.exit (2) except Pkg_resources. Distributionnotfound:pass del pkg_resources, sys.modules[' pkg_resources '] # reload OK return do_downl Oad () def download_setuptools (Version=default_version, Download_base=default_url, to_dir=os.curdir, delay =): "" "Download setuptools from a specified location and return its filename ' V  Ersion ' should be a valid Setuptools version number this is available as a egg for download under the ' Download_base ' URL (which should end with a '/').
    ' To_dir ' is the directory where the egg would be downloaded.
    ' Delay ' is the number of seconds to pause before a actual download.  "" "Import urllib2, Shutil egg_name =" Setuptools-%s-py%s.egg "% (version,sys.version[:3]) URL = download_base + Egg_name SaveTo = Os.path.join (to_dir, egg_name) src = DST = None if not os.path.exists (SaveTo): # Avoid R epeated Downloads try:from distutils import log if Delay:log.warn ("" "- -------------------------------------------------------------------------This script requires Setuptools version%s  To-run (even to display Help). I'll attempt to download it for you (from%s), but May need to enable firewall access for this script.

I'll start the download in%d seconds. (Note:if This machine does isn't have network access, please obtain the ' file%s ' and place ' it in this directory before
rerunning this script.) ---------------------------------------------------------------------------"" ", Version, Download_base , delay, URL); From time to import sleep; Sleep (delay) Log.warn ("Downloading%s", url) src = urllib2.urlopen (URL) # Read/write a
            ll in one blocks, so we don ' t create a corrupt file # if the download is interrupted. data = _validate_md5 (Egg_name, Src.read ()) DST = open (SaveTo, "WB"); Dst.write (data) finally:if src:src.close () if Dst:dst.close () return Os.path.realpa
        Th (SaveTo) def main (argv, version=default_version): "" Install or upgrade Setuptools and Easyinstall "" Try: Import Setuptools except Importerror:egg = None Try:egg = Download_setuptools (version, delay=0) Sys.path.insert (0,egg) from Setuptools.command.easy_install Import main return Main (list (argv)
    +[egg]) # We've done this here Finally:if egg and os.path.exists (egg): os.unlink (egg) Else:if setuptools.__version__ = = ' 0.0.1 ': Print >>sys.stderr, ("You have an OBS  Olete version of Setuptools installed.
            please\n "" Remove it from your system entirely before rerunning this script. " ) Sys.exit (2) req = "setuptools>=" +version import pkg_resources Try:pkg_resources.req Uire (req) except Pkg_resources.
            VersionConflict:try:from setuptools.command.easy_install Import main except Importerror: From Easy_install Import main main (list (argv) +[download_setuptools (delay=0)] Sys.exit (0) # Try to force an exit Else:if Argv:from Setuptools.command.easy_install Import main Main (argv) else:print "Setuptools version", version, "or greater has been
            Alled. "

print ' (Run "Ez_setup.py-u setuptools" to reinstall or upgrade.) ' def update_md5 (filenames): "" "Update our built-in MD5 registry" "" ASE = Os.path.basename (name) f = open (name, ' RB ') md5_data[base] = MD5 (F.read ()). Hexdigest () F.clos E () data = ["%r:%r,\n"% it in Md5_data.items ()] Data.sort () Repl = "". Join (data) Import INS Pect srcfile = Inspect.getsourcefile (sys.modules[__name__]) F = open (Srcfile, ' RB '); src = f.read (); F.close () match = Re.search ("\nmd5_data = {\ n ([^}]+)}", SRC) if not match:print >>sys.stderr, "Int
        Ernal error! " Sys.exit (2) src = Src[:match.start (1)] + RepL + src[match.end (1):] f = open (Srcfile, ' W ') f.write (SRC) f.close () if __name__== ' __main__ ': If Len (sys. argv) >2 and sys.argv[1]== '--md5update ': Update_md5 (sys.argv[2:]) Else:main (sys.argv[1:])

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