def main(args): no_plots = False chain_root = args.chain_root if args.ini_file is None and chain_root is None: doError('Must give either a .ini file of parameters or a chain file root name. Run "GetDist.py -h" for help.') if not '.ini' in args.ini_file and chain_root is None: # use default settings acting on chain_root, no plots chain_root = args.ini_file args.ini_file = getdist.default_getdist_settings no_plots = True if not os.path.isfile(args.ini_file): doError('Parameter file does not exist: ' + args.ini_file) if chain_root and chain_root.endswith('.txt'): chain_root = chain_root[:-4] # Input parameters ini = IniFile(args.ini_file) # File root if chain_root is not None: in_root = chain_root else: in_root = ini.params['file_root'] if not in_root: doError('Chain Root file name not given ') rootname = os.path.basename(in_root) if args.ignore_rows is not None: ignorerows = args.ignore_rows else: ignorerows = ini.float('ignore_rows', 0.0) samples_are_chains = ini.bool('samples_are_chains', True) paramnames = ini.string('parameter_names', '') # Create instance of MCSamples mc = MCSamples(in_root, files_are_chains=samples_are_chains, paramNamesFile=paramnames) mc.initParameters(ini) if ini.bool('adjust_priors', False) or ini.bool('map_params', False): doError( 'To adjust priors or define new parameters, use a separate python script; see the python getdist docs for examples') plot_ext = ini.string('plot_ext', 'py') finish_run_command = ini.string('finish_run_command', '') no_plots = ini.bool('no_plots', no_plots) plots_only = ini.bool('plots_only', False) no_tests = plots_only or ini.bool('no_tests', False) thin_factor = ini.int('thin_factor', 0) thin_cool = ini.float('thin_cool', 1.0) make_single_samples = ini.bool('make_single_samples', False) single_thin = ini.int('single_thin', 1) cool = ini.float('cool', 1.0) chain_exclude = ini.int_list('exclude_chain') shade_meanlikes = ini.bool('shade_meanlikes', False) plot_meanlikes = ini.bool('plot_meanlikes', False) dumpNDbins = ini.bool('dump_ND_bins', False) out_dir = ini.string('out_dir', './') if out_dir: if not os.path.isdir(out_dir): os.mkdir(out_dir) print('producing files in directory ', out_dir) mc.out_dir = out_dir out_root = ini.string('out_root', '') if out_root: rootname = out_root print('producing files with with root ', out_root) mc.rootname = rootname rootdirname = os.path.join(out_dir, rootname) mc.rootdirname = rootdirname if 'do_minimal_1d_intervals' in ini.params: doError('do_minimal_1d_intervals no longer used; set credible_interval_threshold instead') line = ini.string('PCA_params', '') if line.lower() == 'all': PCA_params = mc.paramNames.list() else: PCA_params = line.split() PCA_num = ini.int('PCA_num', len(PCA_params)) if PCA_num != 0: if PCA_num < 2: doError('Can only do PCA for 2 or more parameters') PCA_func = ini.string('PCA_func', '') # Characters representing functional mapping if PCA_func == '': PCA_func = ['N'] * PCA_num # No mapping PCA_NormParam = ini.string('PCA_normparam', '') or None make_scatter_samples = ini.bool('make_scatter_samples', False) # ============================================================================== first_chain = ini.int('first_chain', 0) last_chain = ini.int('chain_num', -1) # -1 means keep reading until one not found # Chain files chain_files = chains.chainFiles(in_root, first_chain=first_chain, last_chain=last_chain, chain_exclude=chain_exclude) mc.loadChains(in_root, chain_files) mc.removeBurnFraction(ignorerows) mc.deleteFixedParams() mc.makeSingle() def filterParList(namestring, num=None): if not namestring.strip(): pars = mc.paramNames.list() else: pars = [] for name in namestring.split(): if '?' in name or '*' in name: pars += mc.paramNames.getMatches(name, strings=True) elif mc.paramNames.parWithName(name): pars.append(name) if num is not None and len(pars) != num: print('%iD plot has missing parameter or wrong number of parameters: %s' % (num, pars)) pars = None return pars if cool != 1: print('Cooling chains by ', cool) mc.cool(cool) mc.updateBaseStatistics() if not no_tests: mc.getConvergeTests(mc.converge_test_limit, writeDataToFile=True, feedback=True) mc.writeCovMatrix() mc.writeCorrelationMatrix() # Output thinned data if requested # Must do this with unsorted output if thin_factor != 0: thin_ix = mc.thin_indices(thin_factor) filename = rootdirname + '_thin.txt' mc.writeThinData(filename, thin_ix, thin_cool) print(mc.getNumSampleSummaryText().strip()) if mc.likeStats: print(mc.likeStats.likeSummary().strip()) if PCA_num > 0 and not plots_only: mc.PCA(PCA_params, PCA_func, PCA_NormParam, writeDataToFile=True) if not no_plots or dumpNDbins: # set plot_data_dir before we generate the 1D densities below plot_data_dir = ini.string('plot_data_dir', default='', allowEmpty=True) if plot_data_dir and not os.path.isdir(plot_data_dir): os.mkdir(plot_data_dir) else: plot_data_dir = None mc.plot_data_dir = plot_data_dir # Do 1D bins mc._setDensitiesandMarge1D(writeDataToFile=not no_plots and plot_data_dir, meanlikes=plot_meanlikes) if not no_plots: # Output files for 1D plots print('Calculating plot data...') plotparams = [] line = ini.string('plot_params', '') if line not in ['', '0']: plotparams = filterParList(line) line = ini.string('plot_2D_param', '').strip() plot_2D_param = None if line and line != '0': plot_2D_param = line cust2DPlots = [] if not plot_2D_param: # Use custom array of specific plots num_cust2D_plots = ini.int('plot_2D_num', 0) for i in range(1, num_cust2D_plots + 1): line = ini.string('plot' + str(i)) pars = filterParList(line, 2) if pars is not None: cust2DPlots.append(pars) else: num_cust2D_plots -= 1 triangle_params = [] triangle_plot = ini.bool('triangle_plot', False) if triangle_plot: line = ini.string('triangle_params', '') triangle_params = filterParList(line) triangle_num = len(triangle_params) triangle_plot = triangle_num > 1 num_3D_plots = ini.int('num_3D_plots', 0) plot_3D = [] for ix in range(1, num_3D_plots + 1): line = ini.string('3D_plot' + str(ix)) pars = filterParList(line, 3) if pars is not None: plot_3D.append(pars) else: num_3D_plots -= 1 # Produce file of weight-1 samples if requested if (num_3D_plots and not make_single_samples or make_scatter_samples) and not no_plots: make_single_samples = True single_thin = max(1, int(round(mc.norm / mc.max_mult)) // mc.max_scatter_points) if plot_data_dir: if make_single_samples: filename = os.path.join(plot_data_dir, rootname.strip() + '_single.txt') mc.makeSingleSamples(filename, single_thin) # Write paramNames file mc.getParamNames().saveAsText(os.path.join(plot_data_dir, rootname + '.paramnames')) mc.getBounds().saveToFile(os.path.join(plot_data_dir, rootname + '.bounds')) make_plots = ini.bool('make_plots', False) done2D = {} filename = rootdirname + '.' + plot_ext mc.writeScriptPlots1D(filename, plotparams) if make_plots: runScript(filename) # Do 2D bins if plot_2D_param == 'corr': # In this case output the most correlated variable combinations print('...doing 2D plots for most correlated variables') cust2DPlots = mc.getCorrelatedVariable2DPlots() plot_2D_param = None elif plot_2D_param: mc.paramNames.parWithName(plot_2D_param, error=True) # just check if cust2DPlots or plot_2D_param: print('...producing 2D plots') filename = rootdirname + '_2D.' + plot_ext done2D = mc.writeScriptPlots2D(filename, plot_2D_param, cust2DPlots, writeDataToFile=plot_data_dir, shade_meanlikes=shade_meanlikes) if make_plots: runScript(filename) if triangle_plot: # Add the off-diagonal 2D plots print('...producing triangle plot') filename = rootdirname + '_tri.' + plot_ext mc.writeScriptPlotsTri(filename, triangle_params) for i, p2 in enumerate(triangle_params): for p1 in triangle_params[i + 1:]: if not done2D.get((p1, p2)) and plot_data_dir: mc.get2DDensityGridData(p1, p2, writeDataToFile=True, meanlikes=shade_meanlikes) if make_plots: runScript(filename) # Do 3D plots (i.e. 2D scatter plots with coloured points) if num_3D_plots: print('...producing ', num_3D_plots, '2D colored scatter plots') filename = rootdirname + '_3D.' + plot_ext mc.writeScriptPlots3D(filename, plot_3D) if make_plots: runScript(filename) if not plots_only: # Write out stats marginalized mc.getMargeStats().saveAsText(rootdirname + '.margestats') # Limits from global likelihood if mc.loglikes is not None: mc.getLikeStats().saveAsText(rootdirname + '.likestats') if dumpNDbins: num_bins_ND = ini.int('num_bins_ND', 10) line = ini.string('ND_params','') if line not in ["",'0']: ND_params = filterParList(line) print(ND_params) ND_dim=len(ND_params) print(ND_dim) mc.getRawNDDensityGridData(ND_params, writeDataToFile=True, meanlikes=shade_meanlikes) # System command if finish_run_command: finish_run_command = finish_run_command.replace('%ROOTNAME%', rootname) finish_run_command = finish_run_command.replace('%PLOTDIR%', plot_data_dir) finish_run_command = finish_run_command.replace('%PLOTROOT%', os.path.join(plot_data_dir, rootname)) os.system(finish_run_command)
def main(args): no_plots = False chain_root = args.chain_root if args.ini_file is None and chain_root is None: doError('Must give either a .ini file of parameters or a chain file root name. Run "GetDist.py -h" for help.') if not '.ini' in args.ini_file and chain_root is None: # use default settings acting on chain_root, no plots chain_root = args.ini_file args.ini_file = getdist.default_getdist_settings no_plots = True if not os.path.isfile(args.ini_file): doError('Parameter file does not exist: ' + args.ini_file) if chain_root and chain_root.endswith('.txt'): chain_root = chain_root[:-4] # Input parameters ini = IniFile(args.ini_file) # File root if chain_root is not None: in_root = chain_root else: in_root = ini.params['file_root'] if not in_root: doError('Chain Root file name not given ') rootname = os.path.basename(in_root) if args.ignore_rows is not None: ignorerows = args.ignore_rows else: ignorerows = ini.float('ignore_rows', 0.0) samples_are_chains = ini.bool('samples_are_chains', True) paramnames = ini.string('parameter_names', '') # Create instance of MCSamples mc = MCSamples(in_root, ini=ini, files_are_chains=samples_are_chains, paramNamesFile=paramnames) if ini.bool('adjust_priors', False) or ini.bool('map_params', False): doError( 'To adjust priors or define new parameters, use a separate python script; see the python getdist docs for examples') plot_ext = ini.string('plot_ext', 'py') finish_run_command = ini.string('finish_run_command', '') no_plots = ini.bool('no_plots', no_plots) plots_only = ini.bool('plots_only', False) no_tests = plots_only or ini.bool('no_tests', False) thin_factor = ini.int('thin_factor', 0) thin_cool = ini.float('thin_cool', 1.0) make_single_samples = ini.bool('make_single_samples', False) single_thin = ini.int('single_thin', 1) cool = ini.float('cool', 1.0) chain_exclude = ini.int_list('exclude_chain') shade_meanlikes = ini.bool('shade_meanlikes', False) plot_meanlikes = ini.bool('plot_meanlikes', False) dumpNDbins = ini.bool('dump_ND_bins', False) out_dir = ini.string('out_dir', './') if out_dir: if not os.path.isdir(out_dir): os.mkdir(out_dir) print('producing files in directory ', out_dir) mc.out_dir = out_dir out_root = ini.string('out_root', '') if out_root: rootname = out_root print('producing files with with root ', out_root) mc.rootname = rootname rootdirname = os.path.join(out_dir, rootname) mc.rootdirname = rootdirname if 'do_minimal_1d_intervals' in ini.params: doError('do_minimal_1d_intervals no longer used; set credible_interval_threshold instead') line = ini.string('PCA_params', '') if line.lower() == 'all': PCA_params = mc.paramNames.list() else: PCA_params = line.split() PCA_num = ini.int('PCA_num', len(PCA_params)) if PCA_num != 0: if PCA_num < 2: doError('Can only do PCA for 2 or more parameters') PCA_func = ini.string('PCA_func', '') # Characters representing functional mapping if PCA_func == '': PCA_func = ['N'] * PCA_num # No mapping PCA_NormParam = ini.string('PCA_normparam', '') or None make_scatter_samples = ini.bool('make_scatter_samples', False) # ============================================================================== first_chain = ini.int('first_chain', 0) last_chain = ini.int('chain_num', -1) # -1 means keep reading until one not found # Chain files chain_files = chains.chainFiles(in_root, first_chain=first_chain, last_chain=last_chain, chain_exclude=chain_exclude) mc.loadChains(in_root, chain_files) mc.removeBurnFraction(ignorerows) if chains.print_load_details: if ignorerows: print('Removed %s as burn in' % ignorerows) else: print('Removed no burn in') mc.deleteFixedParams() mc.makeSingle() def filterParList(namestring, num=None): if not namestring.strip(): pars = mc.paramNames.list() else: pars = [] for name in namestring.split(): if '?' in name or '*' in name: pars += mc.paramNames.getMatches(name, strings=True) elif mc.paramNames.parWithName(name): pars.append(name) if num is not None and len(pars) != num: print('%iD plot has missing parameter or wrong number of parameters: %s' % (num, pars)) pars = None return pars if cool != 1: print('Cooling chains by ', cool) mc.cool(cool) mc.updateBaseStatistics() if not no_tests: mc.getConvergeTests(mc.converge_test_limit, writeDataToFile=True, feedback=True) mc.writeCovMatrix() mc.writeCorrelationMatrix() # Output thinned data if requested # Must do this with unsorted output if thin_factor != 0: thin_ix = mc.thin_indices(thin_factor) filename = rootdirname + '_thin.txt' mc.writeThinData(filename, thin_ix, thin_cool) print(mc.getNumSampleSummaryText().strip()) if mc.likeStats: print(mc.likeStats.likeSummary().strip()) if PCA_num > 0 and not plots_only: mc.PCA(PCA_params, PCA_func, PCA_NormParam, writeDataToFile=True) if not no_plots or dumpNDbins: # set plot_data_dir before we generate the 1D densities below plot_data_dir = ini.string('plot_data_dir', default='', allowEmpty=True) if plot_data_dir and not os.path.isdir(plot_data_dir): os.mkdir(plot_data_dir) else: plot_data_dir = None mc.plot_data_dir = plot_data_dir # Do 1D bins mc._setDensitiesandMarge1D(writeDataToFile=not no_plots and plot_data_dir, meanlikes=plot_meanlikes) if not no_plots: # Output files for 1D plots if plot_data_dir: print('Calculating plot data...') plotparams = [] line = ini.string('plot_params', '') if line not in ['', '0']: plotparams = filterParList(line) line = ini.string('plot_2D_param', '').strip() plot_2D_param = None if line and line != '0': plot_2D_param = line cust2DPlots = [] if not plot_2D_param: # Use custom array of specific plots num_cust2D_plots = ini.int('plot_2D_num', 0) for i in range(1, num_cust2D_plots + 1): line = ini.string('plot' + str(i)) pars = filterParList(line, 2) if pars is not None: cust2DPlots.append(pars) else: num_cust2D_plots -= 1 triangle_params = [] triangle_plot = ini.bool('triangle_plot', False) if triangle_plot: line = ini.string('triangle_params', '') triangle_params = filterParList(line) triangle_num = len(triangle_params) triangle_plot = triangle_num > 1 num_3D_plots = ini.int('num_3D_plots', 0) plot_3D = [] for ix in range(1, num_3D_plots + 1): line = ini.string('3D_plot' + str(ix)) pars = filterParList(line, 3) if pars is not None: plot_3D.append(pars) else: num_3D_plots -= 1 # Produce file of weight-1 samples if requested if (num_3D_plots and not make_single_samples or make_scatter_samples) and not no_plots: make_single_samples = True single_thin = max(1, int(round(mc.norm / mc.max_mult)) // mc.max_scatter_points) if plot_data_dir: if make_single_samples: filename = os.path.join(plot_data_dir, rootname.strip() + '_single.txt') mc.makeSingleSamples(filename, single_thin) # Write paramNames file mc.getParamNames().saveAsText(os.path.join(plot_data_dir, rootname + '.paramnames')) mc.getBounds().saveToFile(os.path.join(plot_data_dir, rootname + '.bounds')) make_plots = ini.bool('make_plots', False) or args.make_plots done2D = {} filename = rootdirname + '.' + plot_ext mc.writeScriptPlots1D(filename, plotparams) if make_plots: runScript(filename) # Do 2D bins if plot_2D_param == 'corr': # In this case output the most correlated variable combinations print('...doing 2D plots for most correlated variables') cust2DPlots = mc.getCorrelatedVariable2DPlots() plot_2D_param = None elif plot_2D_param: mc.paramNames.parWithName(plot_2D_param, error=True) # just check if cust2DPlots or plot_2D_param: print('...producing 2D plots') filename = rootdirname + '_2D.' + plot_ext done2D = mc.writeScriptPlots2D(filename, plot_2D_param, cust2DPlots, writeDataToFile=plot_data_dir, shade_meanlikes=shade_meanlikes) if make_plots: runScript(filename) if triangle_plot: # Add the off-diagonal 2D plots print('...producing triangle plot') filename = rootdirname + '_tri.' + plot_ext mc.writeScriptPlotsTri(filename, triangle_params) for i, p2 in enumerate(triangle_params): for p1 in triangle_params[i + 1:]: if not done2D.get((p1, p2)) and plot_data_dir: mc.get2DDensityGridData(p1, p2, writeDataToFile=True, meanlikes=shade_meanlikes) if make_plots: runScript(filename) # Do 3D plots (i.e. 2D scatter plots with coloured points) if num_3D_plots: print('...producing ', num_3D_plots, '2D colored scatter plots') filename = rootdirname + '_3D.' + plot_ext mc.writeScriptPlots3D(filename, plot_3D) if make_plots: runScript(filename) if not plots_only: # Write out stats marginalized mc.getMargeStats().saveAsText(rootdirname + '.margestats') # Limits from global likelihood if mc.loglikes is not None: mc.getLikeStats().saveAsText(rootdirname + '.likestats') if dumpNDbins: num_bins_ND = ini.int('num_bins_ND', 10) line = ini.string('ND_params', '') if line not in ["", '0']: ND_params = filterParList(line) print(ND_params) ND_dim = len(ND_params) print(ND_dim) mc.getRawNDDensityGridData(ND_params, writeDataToFile=True, meanlikes=shade_meanlikes) # System command if finish_run_command: finish_run_command = finish_run_command.replace('%ROOTNAME%', rootname) finish_run_command = finish_run_command.replace('%PLOTDIR%', plot_data_dir) finish_run_command = finish_run_command.replace('%PLOTROOT%', os.path.join(plot_data_dir, rootname)) os.system(finish_run_command)
def main(args): no_plots = False chain_root = args.chain_root if args.ini_file is None and chain_root is None: doError('Must give either a .ini file of parameters or a chain file root name. Run "GetDist.py -h" for help.') if not ".ini" in args.ini_file and chain_root is None: # use default settings acting on chain_root, no plots chain_root = args.ini_file args.ini_file = getdist.default_getdist_settings no_plots = True if not os.path.isfile(args.ini_file): doError("Parameter file does not exist: " + args.ini_file) if chain_root and chain_root.endswith(".txt"): chain_root = chain_root[:-4] # Input parameters ini = IniFile(args.ini_file) # File root if chain_root is not None: in_root = chain_root else: in_root = ini.params["file_root"] if not in_root: doError("Chain Root file name not given ") rootname = os.path.basename(in_root) if args.ignore_rows is not None: ignorerows = args.ignore_rows else: ignorerows = ini.float("ignore_rows", 0.0) samples_are_chains = ini.bool("samples_are_chains", True) # Create instance of MCSamples mc = MCSamples(in_root, files_are_chains=samples_are_chains) mc.initParameters(ini) if ini.bool("adjust_priors", False) or ini.bool("map_params", False): doError( "To adjust priors or define new parameters, use a separate python script; see the python getdist docs for examples" ) plot_ext = ini.string("plot_ext", "py") finish_run_command = ini.string("finish_run_command", "") no_plots = ini.bool("no_plots", no_plots) plots_only = ini.bool("plots_only", False) no_tests = plots_only or ini.bool("no_tests", False) thin_factor = ini.int("thin_factor", 0) thin_cool = ini.float("thin_cool", 1.0) make_single_samples = ini.bool("make_single_samples", False) single_thin = ini.int("single_thin", 1) cool = ini.float("cool", 1.0) chain_exclude = ini.int_list("exclude_chain") shade_meanlikes = ini.bool("shade_meanlikes", False) plot_meanlikes = ini.bool("plot_meanlikes", False) out_dir = ini.string("out_dir", "./") if out_dir: if not os.path.isdir(out_dir): os.mkdir(out_dir) print("producing files in directory ", out_dir) mc.out_dir = out_dir out_root = ini.string("out_root", "") if out_root: rootname = out_root print("producing files with with root ", out_root) mc.rootname = rootname rootdirname = os.path.join(out_dir, rootname) mc.rootdirname = rootdirname if "do_minimal_1d_intervals" in ini.params: doError("do_minimal_1d_intervals no longer used; set credible_interval_threshold instead") line = ini.string("PCA_params", "") if line.lower() == "all": PCA_params = mc.paramNames.list() else: PCA_params = line.split() PCA_num = ini.int("PCA_num", len(PCA_params)) if PCA_num != 0: if PCA_num < 2: doError("Can only do PCA for 2 or more parameters") PCA_func = ini.string("PCA_func", "") # Characters representing functional mapping if PCA_func == "": PCA_func = ["N"] * PCA_num # No mapping PCA_NormParam = ini.string("PCA_normparam", "") or None make_scatter_samples = ini.bool("make_scatter_samples", False) # ============================================================================== first_chain = ini.int("first_chain", 0) last_chain = ini.int("chain_num", -1) # -1 means keep reading until one not found # Chain files chain_files = chains.chainFiles( in_root, first_chain=first_chain, last_chain=last_chain, chain_exclude=chain_exclude ) mc.loadChains(in_root, chain_files) mc.removeBurnFraction(ignorerows) mc.deleteFixedParams() mc.makeSingle() def filterParList(namestring, num=None): if not namestring.strip(): pars = mc.paramNames.list() else: pars = [] for name in namestring.split(): if "?" in name or "*" in name: pars += mc.paramNames.getMatches(name, strings=True) elif mc.paramNames.parWithName(name): pars.append(name) if num is not None and len(pars) != num: raise Exception("%iD plot has missing parameter or wrong number of parameters: %s" % (num, pars)) return pars if cool != 1: print("Cooling chains by ", cool) mc.cool(cool) mc.updateBaseStatistics() if not no_tests: mc.getConvergeTests(mc.converge_test_limit, writeDataToFile=True, feedback=True) mc.writeCovMatrix() mc.writeCorrelationMatrix() # Output thinned data if requested # Must do this with unsorted output if thin_factor != 0: thin_ix = mc.thin_indices(thin_factor) filename = rootdirname + "_thin.txt" mc.writeThinData(filename, thin_ix, thin_cool) print(mc.getNumSampleSummaryText().strip()) if mc.likeStats: print(mc.likeStats.likeSummary().strip()) if PCA_num > 0 and not plots_only: mc.PCA(PCA_params, PCA_func, PCA_NormParam, writeDataToFile=True) if not no_plots: # set plot_data_dir before we generate the 1D densities below plot_data_dir = ini.string("plot_data_dir", default="", allowEmpty=True) if plot_data_dir and not os.path.isdir(plot_data_dir): os.mkdir(plot_data_dir) else: plot_data_dir = None mc.plot_data_dir = plot_data_dir # Do 1D bins mc._setDensitiesandMarge1D(writeDataToFile=not no_plots and plot_data_dir, meanlikes=plot_meanlikes) if not no_plots: # Output files for 1D plots print("Calculating plot data...") plotparams = [] line = ini.string("plot_params", "") if line not in ["", "0"]: plotparams = filterParList(line) line = ini.string("plot_2D_param", "").strip() plot_2D_param = None if line and line != "0": plot_2D_param = line cust2DPlots = [] if not plot_2D_param: # Use custom array of specific plots num_cust2D_plots = ini.int("plot_2D_num", 0) for i in range(1, num_cust2D_plots + 1): line = ini.string("plot" + str(i)) pars = filterParList(line, 2) cust2DPlots.append(pars) triangle_params = [] triangle_plot = ini.bool("triangle_plot", False) if triangle_plot: line = ini.string("triangle_params", "") triangle_params = filterParList(line) triangle_num = len(triangle_params) triangle_plot = triangle_num > 1 num_3D_plots = ini.int("num_3D_plots", 0) plot_3D = [] for ix in range(1, num_3D_plots + 1): line = ini.string("3D_plot" + str(ix)) plot_3D.append(filterParList(line, 3)) # Produce file of weight-1 samples if requested if (num_3D_plots and not make_single_samples or make_scatter_samples) and not no_plots: make_single_samples = True single_thin = max(1, int(round(mc.norm / mc.max_mult)) // mc.max_scatter_points) if plot_data_dir: if make_single_samples: filename = os.path.join(plot_data_dir, rootname.strip() + "_single.txt") mc.makeSingleSamples(filename, single_thin) # Write paramNames file mc.getParamNames().saveAsText(os.path.join(plot_data_dir, rootname + ".paramnames")) mc.getBounds().saveToFile(os.path.join(plot_data_dir, rootname + ".bounds")) make_plots = ini.bool("make_plots", False) done2D = {} filename = rootdirname + "." + plot_ext mc.writeScriptPlots1D(filename, plotparams) if make_plots: runScript(filename) # Do 2D bins if plot_2D_param == "corr": # In this case output the most correlated variable combinations print("...doing 2D plots for most correlated variables") cust2DPlots = mc.getCorrelatedVariable2DPlots() plot_2D_param = None elif plot_2D_param: mc.paramNames.parWithName(plot_2D_param, error=True) # just check if cust2DPlots or plot_2D_param: print("...producing 2D plots") filename = rootdirname + "_2D." + plot_ext done2D = mc.writeScriptPlots2D( filename, plot_2D_param, cust2DPlots, writeDataToFile=plot_data_dir, shade_meanlikes=shade_meanlikes ) if make_plots: runScript(filename) if triangle_plot: # Add the off-diagonal 2D plots print("...producing triangle plot") filename = rootdirname + "_tri." + plot_ext mc.writeScriptPlotsTri(filename, triangle_params) for i, p2 in enumerate(triangle_params): for p1 in triangle_params[i + 1 :]: if not done2D.get((p1, p2)) and plot_data_dir: mc.get2DDensityGridData(p1, p2, writeDataToFile=True, meanlikes=shade_meanlikes) if make_plots: runScript(filename) # Do 3D plots (i.e. 2D scatter plots with coloured points) if num_3D_plots: print("...producing ", num_3D_plots, "2D colored scatter plots") filename = rootdirname + "_3D." + plot_ext mc.writeScriptPlots3D(filename, plot_3D) if make_plots: runScript(filename) if not plots_only: # Write out stats marginalized mc.getMargeStats().saveAsText(rootdirname + ".margestats") # Limits from global likelihood if mc.loglikes is not None: mc.getLikeStats().saveAsText(rootdirname + ".likestats") # System command if finish_run_command: finish_run_command = finish_run_command.replace("%ROOTNAME%", rootname) finish_run_command = finish_run_command.replace("%PLOTDIR%", plot_data_dir) finish_run_command = finish_run_command.replace("%PLOTROOT%", os.path.join(plot_data_dir, rootname)) os.system(finish_run_command)
def getdist_script(args, exit_on_error=True): def do_error(msg): if exit_on_error: print(msg) sys.exit() raise ValueError(msg) result = [] def doprint(*s): result.append(" ".join([str(x) for x in s])) print(*s) no_plots = False chain_root = args.chain_root if args.ini_file is None and chain_root is None: do_error( 'Must give either a .ini file of parameters or a chain file root name. Run "getdist -h" for help.' ) if '.ini' not in args.ini_file and chain_root is None: # use default settings acting on chain_root, no plots chain_root = args.ini_file args.ini_file = getdist.default_getdist_settings no_plots = True if not os.path.isfile(args.ini_file): do_error('Parameter file does not exist: ' + args.ini_file) if chain_root and chain_root.endswith('.txt'): chain_root = chain_root[:-4] if chain_root is not None and ('*' in chain_root or '?' in chain_root): import glob import copy for ending in ['.paramnames', 'updated.yaml']: for f in glob.glob(chain_root + ending): fileargs = copy.copy(args) fileargs.chain_root = f.replace(ending, '') getdist_script(fileargs) return # Input parameters ini = IniFile(args.ini_file) for item in set(ini.params.keys()).intersection({ 'make_single_samples', 'single_thin', 'dump_ND_bins', 'plot_meanlikes', 'shade_meanlikes', 'plot_data_dir', 'force_twotail' }): if ini.string(item) not in [0, 'F']: logging.warning( '%s is no longer supported by getdist, value ignored' % item) # File root if chain_root is not None: in_root = chain_root else: in_root = ini.params['file_root'] if not in_root: do_error('Chain Root file name not given ') rootname = os.path.basename(in_root) if args.ignore_rows is not None: ignorerows = args.ignore_rows else: ignorerows = ini.float('ignore_rows', 0.0) samples_are_chains = ini.bool('samples_are_chains', True) paramnames = ini.string('parameter_names', '') # Create instance of MCSamples mc = MCSamples(in_root, ini=ini, files_are_chains=samples_are_chains, paramNamesFile=paramnames) if ini.bool('adjust_priors', False) or ini.bool('map_params', False): do_error( 'To adjust priors or define new parameters, use a separate python script; ' 'see the python getdist docs for examples') plot_ext = ini.string('plot_ext', 'py') finish_run_command = ini.string('finish_run_command', '') no_plots = ini.bool('no_plots', no_plots) plots_only = ini.bool('plots_only', False) no_tests = plots_only or ini.bool('no_tests', False) thin_factor = ini.int('thin_factor', 0) thin_cool = ini.float('thin_cool', 1.0) cool = ini.float('cool', 1.0) chain_exclude = ini.int_list('exclude_chain') out_dir = ini.string('out_dir', './') if out_dir: if not os.path.isdir(out_dir): os.mkdir(out_dir) doprint('producing files in directory ', out_dir) mc.out_dir = out_dir out_root = ini.string('out_root', '') if out_root: rootname = out_root doprint('producing files with with root ', out_root) mc.rootname = rootname rootdirname = os.path.join(out_dir, rootname) mc.rootdirname = rootdirname if 'do_minimal_1d_intervals' in ini.params: do_error( 'do_minimal_1d_intervals no longer used; set credible_interval_threshold instead' ) line = ini.string('PCA_params', '') if line.lower() == 'all': PCA_params = mc.paramNames.list() else: PCA_params = line.split() PCA_num = ini.int('PCA_num', len(PCA_params)) if PCA_num != 0: if PCA_num < 2: do_error('Can only do PCA for 2 or more parameters') PCA_func = ini.string('PCA_func', '') # Characters representing functional mapping if PCA_func == '': PCA_func = ['N'] * PCA_num # No mapping PCA_NormParam = ini.string('PCA_normparam', '') or None # ============================================================================== first_chain = ini.int('first_chain', 0) last_chain = ini.int('chain_num', -1) # -1 y keep reading until one not found # Chain files for separator in ['_', '.']: chain_files = chains.chainFiles(in_root, first_chain=first_chain, last_chain=last_chain, chain_exclude=chain_exclude, separator=separator) if chain_files: break mc.loadChains(in_root, chain_files) mc.removeBurnFraction(ignorerows) if chains.print_load_details: if ignorerows: doprint('Removed %s as burn in' % ignorerows) else: doprint('Removed no burn in') mc.deleteFixedParams() mc.makeSingle() def filterParList(namestring, num=None): if not namestring.strip(): _pars = mc.paramNames.list() else: _pars = [] for name in namestring.split(): if '?' in name or '*' in name: _pars += mc.paramNames.getMatches(name, strings=True) elif mc.paramNames.parWithName(name): _pars.append(name) if num is not None and len(_pars) != num: doprint( '%iD plot has missing parameter or wrong number of parameters: %s' % (num, _pars)) _pars = None return _pars if cool != 1: doprint('Cooling chains by ', cool) mc.cool(cool) mc.updateBaseStatistics() if not no_tests: mc.getConvergeTests(mc.converge_test_limit, writeDataToFile=True, feedback=True) mc.writeCovMatrix() mc.writeCorrelationMatrix() # Output thinned data if requested # Must do this with unsorted output if thin_factor > 1: thin_ix = mc.thin_indices(thin_factor) filename = rootdirname + '_thin.txt' mc.writeThinData(filename, thin_ix, thin_cool) doprint(mc.getNumSampleSummaryText().strip()) if mc.likeStats: doprint(mc.likeStats.likeSummary().strip()) if PCA_num > 0 and not plots_only: mc.PCA(PCA_params, PCA_func, PCA_NormParam, writeDataToFile=True) # Do 1D bins mc._setDensitiesandMarge1D() if not no_plots: # Output files for 1D plots plotparams = [] line = ini.string('plot_params', '') if line not in ['', '0']: plotparams = filterParList(line) line = ini.string('plot_2D_param', '').strip() plot_2D_param = None if line and line != '0': plot_2D_param = line cust2DPlots = [] if not plot_2D_param: # Use custom array of specific plots num_cust2D_plots = ini.int('plot_2D_num', 0) for i in range(1, num_cust2D_plots + 1): line = ini.string('plot' + str(i)) pars = filterParList(line, 2) if pars is not None: cust2DPlots.append(pars) else: num_cust2D_plots -= 1 triangle_params = [] triangle_plot = ini.bool('triangle_plot', False) if triangle_plot: line = ini.string('triangle_params', '') triangle_params = filterParList(line) triangle_num = len(triangle_params) triangle_plot = triangle_num > 1 num_3D_plots = ini.int('num_3D_plots', 0) plot_3D = [] for ix in range(1, num_3D_plots + 1): line = ini.string('3D_plot' + str(ix)) pars = filterParList(line, 3) if pars is not None: plot_3D.append(pars) else: num_3D_plots -= 1 make_plots = ini.bool('make_plots', False) or args.make_plots filename = rootdirname + '.' + plot_ext mc._writeScriptPlots1D(filename, plotparams) if make_plots: runScript(filename) # Do 2D bins if plot_2D_param == 'corr': # In this case output the most correlated variable combinations doprint('...doing 2D plots for most correlated variables') cust2DPlots = mc.getCorrelatedVariable2DPlots() plot_2D_param = None elif plot_2D_param: mc.paramNames.parWithName(plot_2D_param, error=True) # just check if cust2DPlots or plot_2D_param: doprint('...producing 2D plots') filename = rootdirname + '_2D.' + plot_ext mc._writeScriptPlots2D(filename, plot_2D_param, cust2DPlots) if make_plots: runScript(filename) if triangle_plot: # Add the off-diagonal 2D plots doprint('...producing triangle plot') filename = rootdirname + '_tri.' + plot_ext mc._writeScriptPlotsTri(filename, triangle_params) if make_plots: runScript(filename) # Do 3D plots (i.e. 2D scatter plots with coloured points) if num_3D_plots: doprint('...producing ', num_3D_plots, '2D colored scatter plots') filename = rootdirname + '_3D.' + plot_ext mc._writeScriptPlots3D(filename, plot_3D) if make_plots: runScript(filename) if not plots_only: # Write out stats marginalized mc.getMargeStats().saveAsText(rootdirname + '.margestats') # Limits from global likelihood if mc.loglikes is not None: mc.getLikeStats().saveAsText(rootdirname + '.likestats') # System command if finish_run_command: finish_run_command = finish_run_command.replace('%ROOTNAME%', rootname) os.system(finish_run_command) return "\n".join(result)