LSSTApplications
18.1.0
LSSTDataManagementBasePackage
|
Classes | |
class | Buffer |
class | DisplayImpl |
class | Ds9Error |
class | Ds9Event |
Functions | |
def | getXpaAccessPoint () |
def | ds9Version () |
def | selectFrame (frame) |
def | ds9Cmd (cmd=None, trap=True, flush=False, silent=True, frame=None, get=False) |
def | initDS9 (execDs9=True) |
Variables | |
file | |
bool | needShow = True |
int | XPA_SZ_LINE = 4096 - 100 |
cmdBuffer | |
haveGzip = not os.system("gzip < /dev/null > /dev/null 2>&1") | |
bool | definedCallbacks = True |
def lsst.display.ds9.ds9.ds9Cmd | ( | cmd = None , |
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trap = True , |
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flush = False , |
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silent = True , |
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frame = None , |
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get = False |
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) |
Issue a DS9 command, raising errors as appropriate. Parameters ---------- cmd : `str`, optional Command to execute. trap : `bool`, optional Trap errors. flush : `bool`, optional Flush the output. silent : `bool`, optional Do not print trapped error messages. frame : `int`, optional Frame number on which to execute command. get : `bool`, optional Return xpa response.
Definition at line 225 of file ds9.py.
def lsst.display.ds9.ds9.ds9Version | ( | ) |
Get the version of DS9 in use. Returns ------- version : `str` Version of DS9 in use.
Definition at line 89 of file ds9.py.
def lsst.display.ds9.ds9.getXpaAccessPoint | ( | ) |
Parse XPA_PORT if set and return an identifier to send DS9 commands. Returns ------- xpaAccessPoint : `str` Either a reference to the local host with the configured port, or the string ``"ds9"``. Notes ----- If you don't have XPA_PORT set, the usual xpans tricks will be played when we return ``"ds9"``.
Definition at line 61 of file ds9.py.
def lsst.display.ds9.ds9.initDS9 | ( | execDs9 = True | ) |
Initialize DS9. Parameters ---------- execDs9 : `bool`, optional If DS9 is not running, attempt to execute it.
Definition at line 282 of file ds9.py.
def lsst.display.ds9.ds9.selectFrame | ( | frame | ) |
lsst.display.ds9.ds9.haveGzip = not os.system("gzip < /dev/null > /dev/null 2>&1") |