diff options
Diffstat (limited to 'examples/configParse.py')
| -rw-r--r-- | examples/configParse.py | 54 |
1 files changed, 34 insertions, 20 deletions
diff --git a/examples/configParse.py b/examples/configParse.py index db7b6c7..02727e9 100644 --- a/examples/configParse.py +++ b/examples/configParse.py @@ -6,13 +6,24 @@ # Copyright (c) 2003, Paul McGuire
#
-from pyparsing import \
- Literal, Word, ZeroOrMore, Group, Dict, Optional, \
- printables, ParseException, restOfLine, empty
+from pyparsing import (
+ Literal,
+ Word,
+ ZeroOrMore,
+ Group,
+ Dict,
+ Optional,
+ printables,
+ ParseException,
+ restOfLine,
+ empty,
+)
import pprint
inibnf = None
+
+
def inifile_BNF():
global inibnf
@@ -22,50 +33,53 @@ def inifile_BNF(): lbrack = Literal("[").suppress()
rbrack = Literal("]").suppress()
equals = Literal("=").suppress()
- semi = Literal(";")
+ semi = Literal(";")
- comment = semi + Optional( restOfLine )
+ comment = semi + Optional(restOfLine)
- nonrbrack = "".join( [ c for c in printables if c != "]" ] ) + " \t"
- nonequals = "".join( [ c for c in printables if c != "=" ] ) + " \t"
+ nonrbrack = "".join([c for c in printables if c != "]"]) + " \t"
+ nonequals = "".join([c for c in printables if c != "="]) + " \t"
- sectionDef = lbrack + Word( nonrbrack ) + rbrack
- keyDef = ~lbrack + Word( nonequals ) + equals + empty + restOfLine
+ sectionDef = lbrack + Word(nonrbrack) + rbrack
+ keyDef = ~lbrack + Word(nonequals) + equals + empty + restOfLine
# strip any leading or trailing blanks from key
def stripKey(tokens):
tokens[0] = tokens[0].strip()
+
keyDef.setParseAction(stripKey)
# using Dict will allow retrieval of named data fields as attributes of the parsed results
- inibnf = Dict( ZeroOrMore( Group( sectionDef + Dict( ZeroOrMore( Group( keyDef ) ) ) ) ) )
+ inibnf = Dict(ZeroOrMore(Group(sectionDef + Dict(ZeroOrMore(Group(keyDef))))))
- inibnf.ignore( comment )
+ inibnf.ignore(comment)
return inibnf
pp = pprint.PrettyPrinter(2)
-def test( strng ):
+
+def test(strng):
print(strng)
try:
iniFile = open(strng)
- iniData = "".join( iniFile.readlines() )
+ iniData = "".join(iniFile.readlines())
bnf = inifile_BNF()
- tokens = bnf.parseString( iniData )
- pp.pprint( tokens.asList() )
+ tokens = bnf.parseString(iniData)
+ pp.pprint(tokens.asList())
except ParseException as err:
print(err.line)
- print(" "*(err.column-1) + "^")
+ print(" " * (err.column - 1) + "^")
print(err)
iniFile.close()
print()
return tokens
+
if __name__ == "__main__":
- ini = test("setup.ini")
- print("ini['Startup']['modemid'] =", ini['Startup']['modemid'])
- print("ini.Startup =", ini.Startup)
- print("ini.Startup.modemid =", ini.Startup.modemid)
+ ini = test("setup.ini")
+ print("ini['Startup']['modemid'] =", ini["Startup"]["modemid"])
+ print("ini.Startup =", ini.Startup)
+ print("ini.Startup.modemid =", ini.Startup.modemid)
|