Exemplo n.º 1
0
def dumpspecs(outstream = None, skip_volatiles = False):
    """ Dump various flags, settings, values to the terminal.  This is not to
    be used internal to this module - it must wait until the module is fully
    imported for all the values to be finalized.  If outstream is not given,
    this will simply dump to sys.stdout. """

    pyrver = 'unknown'
    try:
       from pyraf import __version__ as pyrver
    except:
       pass

    out = "python exec = "+str(sys.executable)
    if skip_volatiles:
        out += "\npython ver = "+'.'.join([str(v) for v in sys.version_info[0:2]])
    else:
        out += "\npython ver = "+'.'.join([str(v) for v in sys.version_info[0:3]])
    out += "\nplatform = "+str(sys.platform)
    if not skip_volatiles:
        out += "\nPyRAF ver = "+pyrver
    out += "\nPY3K = "+str(capable.PY3K)
    out += "\nc.OF_GRAPHICS = "+str(capable.OF_GRAPHICS)
    dco = 'not yet known'
    if hasattr(capable, 'get_dc_owner'): # rm hasattr at/after v2.2
        if skip_volatiles:
            out +="\n/dev/console owner = <skipped>"
        else:
            dco = capable.get_dc_owner(False, True)
            out +="\n/dev/console owner = "+str(dco)

    if not capable.OF_GRAPHICS:
        if hasattr(capable, 'TKINTER_IMPORT_FAILED'):
            out += "\ntkinter import failed."
        else:
            out += "\ntkinter use unattempted."
    else:
        out += "\nTclVersion = "+str(capable.TKNTR.TclVersion)
        out += "\nTkVersion = "+str(capable.TKNTR.TkVersion)
        out += "\nWUTIL_ON_MAC = "+str(WUTIL_ON_MAC)
        out += "\nWUTIL_ON_WIN = "+str(WUTIL_ON_WIN)
        out += "\nWUTIL_USING_X = "+str(WUTIL_USING_X)
        try: # the try/except handling here will be unneccessary after stsci.tools 3.4.2
            out += "\nis_darwin_and_x = "+str(capable.is_darwin_and_x())
            if WUTIL_ON_MAC:
                out += "\nwhich_darwin_linkage = "+str(capable.which_darwin_linkage())
                out += "\nwhich_darwin_linkage2 = "+str(capable.which_darwin_linkage(force_otool_check=True))
            else:
                out += "\nwhich_darwin_linkage = (not darwin)"
        except Exception:
            out += "\ndarwin linkage check threw exception"
        out += "\nskip display = "+str(_skipDisplay)
        out += "\nhas graphics = "+str(hasGraphics)
        out += "\nimported aqutil = "+str(bool(_has_aqutil))
        out += "\nimported xutil = "+str(bool(_has_xutil))

        # Case of WUTIL_USING_X and not _has_xutil means either they don't have
        # xutil library installed, or they do but they can't draw to screen
        if WUTIL_USING_X and capable.OF_GRAPHICS and \
           not _skipDisplay and not bool(_has_xutil):
            # quick debug help here for case where xutil didn't build
            out += '\n\tWARNING!  PyRAF may be missing the "xutil" library. See PyRAF FAQ 1.9'
        if 'PYRAFGRAPHICS' in os.environ:
            val = os.environ['PYRAFGRAPHICS']
            out += "\nPYRAFGRAPHICS = "+val
            if val == "matplotlib":
                mpl_ok = False
                try:
                    import matplotlib as mpl
                    mpl_ok = True
                except:
                    out += "\nCannot import matplotlib"
                if mpl_ok:
                    if hasattr(mpl, 'tk_window_focus'):
                        out += "\nmpl.tk_window_focus = "+str(mpl.tk_window_focus())
                    else:
                        out += "\nmpl.tk_window_focus = function not supported"
                    mpldir = os.path.split(mpl.__file__)[0]
                    import glob
                    flist = glob.glob(mpldir+os.path.sep+'backends'+os.path.sep+'*.so')
                    flist = [os.path.split(f)[1] for f in flist]
                    out += "\nmpl backends = "+str(flist)
                    tkaggbknd = mpldir+'/backends/_tkagg.so'
                    if os.path.exists(tkaggbknd):
                        out += "\ntry: /usr/bin/otool -L "+tkaggbknd
        else:
            out += "\nPYRAFGRAPHICS not set"

    if outstream:
        outstream.write(out+'\n')
    else:
        print out
Exemplo n.º 2
0
        if 'PYRAF_NO_DISPLAY' in os.environ:
            print "No graphics/display intended for this session."
        else:
            print "No graphics/display possible for this session."
            if hasattr(capable, 'TKINTER_IMPORT_FAILED'):
                print "tkinter import failed."
else:
    if _has_xutil or _has_aqutil:
        hasGraphics = focusController.hasGraphics
    elif WUTIL_ON_MAC: # on a Mac but loaded no graphcs libs (aqutil/xutil)
        # Handle case where we are on the Mac with no X and no PyObjc.  We can
        # still run, albeit without automatic mouse moving and focus jumping.
        hasGraphics = focusController.hasGraphics
        if hasGraphics:
            try: # the try/except handling here will be unneccessary after stsci.tools 3.4.2
                if capable.which_darwin_linkage() == 'aqua':
                    print "\nLimited graphics available on OSX (aqutil not loaded)\n"
                else:
                    print "\nLimited graphics available on OSX (xutil not loaded)\n"
            except Exception:
                print "\nLimited graphics available on OSX (library not loaded)\n"
    elif WUTIL_ON_WIN:
        hasGraphics = 1 # try this, tho VERY limited (epar only I guess)
        print "\nLimited graphics available on win32 platform\n"

    if not hasGraphics:
        print ""
        print "No graphics display available for this session."
        print "Graphics tasks that attempt to plot to an interactive " + \
                          "screen will fail."
        print 'For help, search "PyRAF FAQ 5.13" or visit the STScI help site, ' \
Exemplo n.º 3
0
        if 'PYRAF_NO_DISPLAY' in os.environ:
            print "No graphics/display intended for this session."
        else:
            print "No graphics/display possible for this session."
            if hasattr(capable, 'TKINTER_IMPORT_FAILED'):
                print "tkinter import failed."
else:
    if _has_xutil or _has_aqutil:
        hasGraphics = focusController.hasGraphics
    elif WUTIL_ON_MAC:  # on a Mac but loaded no graphcs libs (aqutil/xutil)
        # Handle case where we are on the Mac with no X and no PyObjc.  We can
        # still run, albeit without automatic mouse moving and focus jumping.
        hasGraphics = focusController.hasGraphics
        if hasGraphics:
            try:  # the try/except handling here will be unneccessary after stsci.tools 3.4.2
                if capable.which_darwin_linkage() == 'aqua':
                    print "\nLimited graphics available on OSX (aqutil not loaded)\n"
                else:
                    print "\nLimited graphics available on OSX (xutil not loaded)\n"
            except Exception:
                print "\nLimited graphics available on OSX (library not loaded)\n"
    elif WUTIL_ON_WIN:
        hasGraphics = 1  # try this, tho VERY limited (epar only I guess)
        print "\nLimited graphics available on win32 platform\n"

    if not hasGraphics:
        print ""
        print "No graphics display available for this session."
        print "Graphics tasks that attempt to plot to an interactive " + \
                          "screen will fail."
        print 'For help, search "PyRAF FAQ 5.13" or contact "*****@*****.**".'
Exemplo n.º 4
0
def dumpspecs(outstream=None, skip_volatiles=False):
    """ Dump various flags, settings, values to the terminal.  This is not to
    be used internal to this module - it must wait until the module is fully
    imported for all the values to be finalized.  If outstream is not given,
    this will simply dump to sys.stdout. """

    pyrver = 'unknown'
    try:
        from pyraf import __version__ as pyrver
    except:
        pass

    out = "python exec = " + str(sys.executable)
    if skip_volatiles:
        out += "\npython ver = " + '.'.join(
            [str(v) for v in sys.version_info[0:2]])
    else:
        out += "\npython ver = " + '.'.join(
            [str(v) for v in sys.version_info[0:3]])
    out += "\nplatform = " + str(sys.platform)
    if not skip_volatiles:
        out += "\nPyRAF ver = " + pyrver
    out += "\nPY3K = " + str(capable.PY3K)
    out += "\nc.OF_GRAPHICS = " + str(capable.OF_GRAPHICS)
    dco = 'not yet known'
    if hasattr(capable, 'get_dc_owner'):  # rm hasattr at/after v2.2
        if skip_volatiles:
            out += "\n/dev/console owner = <skipped>"
        else:
            dco = capable.get_dc_owner(False, True)
            out += "\n/dev/console owner = " + str(dco)

    if not capable.OF_GRAPHICS:
        if hasattr(capable, 'TKINTER_IMPORT_FAILED'):
            out += "\ntkinter import failed."
        else:
            out += "\ntkinter use unattempted."
    else:
        out += "\nTclVersion = " + str(capable.TKNTR.TclVersion)
        out += "\nTkVersion = " + str(capable.TKNTR.TkVersion)
        out += "\nWUTIL_ON_MAC = " + str(WUTIL_ON_MAC)
        out += "\nWUTIL_ON_WIN = " + str(WUTIL_ON_WIN)
        out += "\nWUTIL_USING_X = " + str(WUTIL_USING_X)
        try:  # the try/except handling here will be unneccessary after stsci.tools 3.4.2
            out += "\nis_darwin_and_x = " + str(capable.is_darwin_and_x())
            if WUTIL_ON_MAC:
                out += "\nwhich_darwin_linkage = " + str(
                    capable.which_darwin_linkage())
                out += "\nwhich_darwin_linkage2 = " + str(
                    capable.which_darwin_linkage(force_otool_check=True))
            else:
                out += "\nwhich_darwin_linkage = (not darwin)"
        except Exception:
            out += "\ndarwin linkage check threw exception"
        out += "\nskip display = " + str(_skipDisplay)
        out += "\nhas graphics = " + str(hasGraphics)
        out += "\nimported aqutil = " + str(bool(_has_aqutil))
        out += "\nimported xutil = " + str(bool(_has_xutil))

        # Case of WUTIL_USING_X and not _has_xutil means either they don't have
        # xutil library installed, or they do but they can't draw to screen
        if WUTIL_USING_X and capable.OF_GRAPHICS and \
           not _skipDisplay and not bool(_has_xutil):
            # quick debug help here for case where xutil didn't build
            out += '\n\tWARNING!  PyRAF may be missing the "xutil" library. See PyRAF FAQ 1.9'
        if 'PYRAFGRAPHICS' in os.environ:
            val = os.environ['PYRAFGRAPHICS']
            out += "\nPYRAFGRAPHICS = " + val
            if val == "matplotlib":
                mpl_ok = False
                try:
                    import matplotlib as mpl
                    mpl_ok = True
                except:
                    out += "\nCannot import matplotlib"
                if mpl_ok:
                    if hasattr(mpl, 'tk_window_focus'):
                        out += "\nmpl.tk_window_focus = " + str(
                            mpl.tk_window_focus())
                    else:
                        out += "\nmpl.tk_window_focus = function not supported"
                    mpldir = os.path.split(mpl.__file__)[0]
                    import glob
                    flist = glob.glob(mpldir + os.path.sep + 'backends' +
                                      os.path.sep + '*.so')
                    flist = [os.path.split(f)[1] for f in flist]
                    out += "\nmpl backends = " + str(flist)
                    tkaggbknd = mpldir + '/backends/_tkagg.so'
                    if os.path.exists(tkaggbknd):
                        out += "\ntry: /usr/bin/otool -L " + tkaggbknd
        else:
            out += "\nPYRAFGRAPHICS not set"

    if outstream:
        outstream.write(out + '\n')
    else:
        print out
Exemplo n.º 5
0
_skipDisplay = not capable.OF_GRAPHICS

# Are we on MacOS X ?  Windows ?
WUTIL_ON_MAC = sys.platform == 'darwin'
WUTIL_ON_WIN = sys.platform.startswith('win')

# WUTIL_USING_X: default to using X on most platforms, tho surely not on windows
WUTIL_USING_X = not WUTIL_ON_WIN

# More on WUTIL_USING_X: for now we support both versions (X or Aqua) on OSX
if WUTIL_ON_MAC and not _skipDisplay:
    if 'PYRAF_WUTIL_USING_AQUA' in os.environ:
        WUTIL_USING_X = False
    else:
        # Do this check for them; look at the python binaries - are they X11-linked?
        WUTIL_USING_X = capable.which_darwin_linkage() == "x11"

# Experimental new (2012) mode some have requested (OSX mostly) where all
# graphics windows drawn are popped to the foreground and left there with
# the focus (focus not placed back onto terminal).  Except the splash win.
GRAPHICS_ALWAYS_ON_TOP = 'PYRAF_GRAPHICS_ALWAYS_ON_TOP' in os.environ

# attempt to override with xutil or aqua versions
_has_aqutil = 0
_has_xutil = 0
try:
    if WUTIL_USING_X and not _skipDisplay:
        # set an env var before importing xutil (see PyRAF FAQ on this)
        os.environ['XLIB_SKIP_ARGB_VISUALS'] = '1'
        from . import xutil
        #initGraphics = initXGraphics