Mercurial > hg > lxmldump
view lxmldump.py @ 15:2f86537ff1f7
Improve help.
author | Matti Hamalainen <ccr@tnsp.org> |
---|---|
date | Tue, 11 May 2021 14:00:34 +0300 |
parents | 7498bda8b4a2 |
children | 285b0820d2c6 |
line wrap: on
line source
#!/usr/bin/python3 -B # coding=utf-8 ### ### lxmldump - Dump ISO/FDIS 1951 XML file data ### Programmed and designed by Matti 'ccr' Hämäläinen <ccr@tnsp.org> ### (C) Copyright 2021 Tecnic Software productions (TNSP) ### ### Python 3.7+ required! ### import sys import signal import re from pathlib import Path import xml.etree.ElementTree as xmlET import unicodedata assert sys.version_info >= (3, 7) ### ### Default settings ### pkk_cfg = { "verbosity": 3, "annotate": False, "mode": 0, "normalize": False, "debug": False, } pkk_str_fmap = { "Fragment" : ["<", ">"], } pkk_debug_list = [ "ahas", "ahavakkaine", "ahavakala", "ahavakoittuo", "ahvaliha", "aloilleh", ] ### ### Misc. helper functions, etc ### def pkk_cleanup(): return 0 ## Print string to stdout using normalized Unicode if enabled def pkk_print(smsg): try: if pkk_cfg["normalize"]: sys.stdout.write(unicodedata.normalize("NFC", smsg)) else: sys.stdout.write(smsg) except (BrokenPipeError, IOError) as e: sys.stderr.close() ## Print string with indentation def pkk_printi(indent, smsg): pkk_print((" " * indent) + smsg) ## Check value against current verbosity level def pkk_verbosity(lvl): return pkk_cfg["verbosity"] >= lvl ## Fatal error handler def pkk_fatal(smsg): print(u"ERROR: "+ smsg) sys.exit(1) ## Handler for SIGINT signals def pkk_signal_handler(signal, frame): pkk_cleanup() print(u"\nQuitting due to SIGINT / Ctrl+C!") sys.exit(1) ## Clean string by removing tabs and newlines def pkk_str_clean(mstr): return re.sub(r'[\n\r\t]', '', mstr) ## Format "Ptr" node as text def pkk_ptr_to_text(pnode): return "PTR: <{}>{}</>".format( pnode.attrib["{http://www.w3.org/TR/xlink}href"], ("".join(pnode.itertext())).strip()) ## Get text inside a given node def pkk_get_text(lnode): stmp = "" for pnode in lnode.iter(): if pnode.tag == "Ptr": stmp += pkk_ptr_to_text(pnode) else: if isinstance(pnode.text, str): ptext = pkk_str_clean(pnode.text).strip() if pkk_cfg["annotate"] and isinstance(pnode.tag, str) and pnode.tag in pkk_str_fmap: stmp += pkk_str_fmap[pnode.tag][0] + ptext + pkk_str_fmap[pnode.tag][1] else: stmp += ptext if isinstance(pnode.tail, str): stmp += pkk_str_clean(pnode.tail) return stmp.strip() ## Simple recursive dump starting at given node def pkk_dump_recursive(indent, lnode): if lnode.tag in ["Example"]: stmp = pkk_get_text(lnode) pkk_printi(indent, "{} \"{}\"\n".format(lnode.tag, stmp)) else: if isinstance(lnode.text, str): stmp = pkk_str_clean(lnode.text).strip() if stmp != "": stmp = " \""+ stmp +"\"" else: stmp = "" if len(lnode.attrib) > 0: atmp = " "+ str(lnode.attrib) else: atmp = "" pkk_printi(indent, "{}{}{}\n".format(lnode.tag, atmp, stmp)) for qnode in lnode.findall("./*"): pkk_dump_recursive(indent + 1, qnode) ## Output item under given node def pkk_output_subs_fmt(indent, dnode, dsub, dname, dfmt): for qnode in dnode.findall(dsub): pkk_printi(indent, dfmt.format(dname, pkk_get_text(qnode))) def pkk_output_subs_prefix(indent, dnode, dsub, dname): pkk_output_subs_fmt(indent, dnode, dsub, dname, "{0} \"{1}\"\n") def pkk_output_sense(indent, dnode): pkk_output_subs_prefix(indent, dnode, "./SearchForm", "srch") pkk_output_subs_prefix(indent, dnode, "./Definition", "defn") for wnode in dnode.findall("./ExampleBlock/ExampleCtn"): sstr = pkk_get_text(wnode.find("./Example")) lstr = "" if pkk_verbosity(1): ltmp = [] for qnode in wnode.findall("./FreeTopic[@type='levikki']/GeographicalUsage"): ltmp.append("{} [{}]".format(pkk_get_text(qnode), qnode.attrib["class"])) if len(ltmp) > 0: lstr = " ({})".format(", ".join(ltmp)) pkk_printi(indent + 1, "{} \"{}\"{}\n".format("exmp", sstr, lstr)) def pkk_output_node(indent, dnode): for wnode in dnode.findall("./HeadwordCtn"): pkk_output_subs_fmt(indent, wnode, "./Headword", "", "\"{1}\":\n") pkk_output_sense(indent + 1, wnode) index = 1 for wnode in dnode.findall("./SenseGrp"): pkk_printi(indent + 1, "sense #{}\n".format(index)) pkk_output_sense(indent + 2, wnode) index += 1 ### ### Main program starts ### signal.signal(signal.SIGINT, pkk_signal_handler) ### Check if we have arguments pkk_show_help = False pkk_filenames = [] argc = 1 while argc < len(sys.argv): arg = sys.argv[argc] needs_param = False if argc + 1 < len(sys.argv): param = sys.argv[argc + 1] else: param = None # Check for option type arg if arg[0:1] == "-": oarg = arg arg = arg.lstrip("-") if arg == "help" or arg == "h": pkk_show_help = True elif arg == "dump" or arg == "d": pkk_cfg["mode"] = 1 elif arg == "xml" or arg == "x": pkk_cfg["mode"] = 2 elif arg == "normalize" or arg == "n": pkk_cfg["normalize"] = True elif arg == "annotate" or arg == "a": pkk_cfg["annotate"] = True elif arg == "p": pkk_cfg["debug"] = True elif arg == "verbosity" or arg == "v": needs_param = True pkk_cfg["verbosity"] = param else: pkk_fatal(u"Invalid option argument '{0}'.".format(oarg)) if needs_param and param == None: pkk_fatal(u"Option '{0}' requires an argument.".format(oarg)) else: # Non-option argument pkk_filenames.append(arg) if needs_param: argc += 2 else: argc += 1 ### Show help if requested if pkk_show_help or len(pkk_filenames) == 0: print(u"lxmldump - Dump ISO/FDIS 1951 XML file data") print(u"Usage: {0} <options> <input xml file(s)>". format(str(Path(sys.argv[0]).name))) print(u"") print(u" --help Show this help") print(u" -d, --dump Output as simple dump") print(u" -x, --xml Output as XML") print(u" -n, --normalize Output NFC normalized Unicode") print(u" -a, --annotate Annotate strings") print(u" -v, --verbosity <n> Set verbosity level (0 - 3)") print(u"") sys.exit(0) ### Validate settings try: pkk_cfg["verbosity"] = int(pkk_cfg["verbosity"]) except Exception as e: pkk_fatal(u"Verbosity level is not a valid integer.") if pkk_cfg["verbosity"] < 0 or pkk_cfg["verbosity"] > 3: pkk_fatal(u"Invalid verbosity level value {0}.".format(pkk_cfg["verbosity"])) ### Handle each input file for filename in pkk_filenames: # Parse XML file into element tree try: uxml = xmlET.parse(filename) except Exception as e: pkk_fatal(u"SVG/XML parsing failed: {0}".format(str(e))) # Dump output try: xroot = uxml.getroot() for dnode in xroot.findall("./DictionaryEntry"): if pkk_cfg["debug"] and dnode.attrib["identifier"] not in pkk_debug_list: continue if pkk_cfg["mode"] == 0: pkk_output_node(0, dnode) elif pkk_cfg["mode"] == 1: pkk_dump_recursive(0, dnode) elif pkk_cfg["mode"] == 2: pkk_print(str(xmlET.tostring(dnode, encoding="utf8")) + "\n") else: pkk_fatal("Invalid operation mode?") print("\n") except (BrokenPipeError, IOError) as e: sys.stderr.close() sys.exit(1) pkk_cleanup() sys.exit(0)