diff options
| author | Jon Dufresne <jon.dufresne@gmail.com> | 2019-10-31 21:10:28 -0700 |
|---|---|---|
| committer | Paul McGuire <ptmcg@users.noreply.github.com> | 2019-10-31 23:10:28 -0500 |
| commit | 53d1b4a6f48a53c4c4ec4ac7031362b691c0366d (patch) | |
| tree | 088ad3cf3561b78a00af4fb2fd474f4a2b8ca70c /examples/stackish.py | |
| parent | 41752aa52cc97c710474bb2972cceab057b52ad4 (diff) | |
| download | pyparsing-git-53d1b4a6f48a53c4c4ec4ac7031362b691c0366d.tar.gz | |
Blacken the project (#141)
Diffstat (limited to 'examples/stackish.py')
| -rw-r--r-- | examples/stackish.py | 61 |
1 files changed, 42 insertions, 19 deletions
diff --git a/examples/stackish.py b/examples/stackish.py index d33d4de..f02baf3 100644 --- a/examples/stackish.py +++ b/examples/stackish.py @@ -28,43 +28,66 @@ SPACE White space is basically ignored. This is interesting because since separation character and perform reasonable diffs on two structures.
"""
-from pyparsing import Suppress,Word,nums,alphas,alphanums,Combine,oneOf,\
- Optional,QuotedString,Forward,Group,ZeroOrMore,srange
+from pyparsing import (
+ Suppress,
+ Word,
+ nums,
+ alphas,
+ alphanums,
+ Combine,
+ oneOf,
+ Optional,
+ QuotedString,
+ Forward,
+ Group,
+ ZeroOrMore,
+ srange,
+)
-MARK,UNMARK,AT,COLON,QUOTE = map(Suppress,"[]@:'")
+MARK, UNMARK, AT, COLON, QUOTE = map(Suppress, "[]@:'")
NUMBER = Word(nums)
-NUMBER.setParseAction(lambda t:int(t[0]))
+NUMBER.setParseAction(lambda t: int(t[0]))
FLOAT = Combine(oneOf("+ -") + Word(nums) + "." + Optional(Word(nums)))
-FLOAT.setParseAction(lambda t:float(t[0]))
+FLOAT.setParseAction(lambda t: float(t[0]))
STRING = QuotedString('"', multiline=True)
-WORD = Word(alphas,alphanums+"_:")
+WORD = Word(alphas, alphanums + "_:")
ATTRIBUTE = Combine(AT + WORD)
strBody = Forward()
+
+
def setBodyLength(tokens):
- strBody << Word(srange(r'[\0x00-\0xffff]'), exact=int(tokens[0]))
+ strBody << Word(srange(r"[\0x00-\0xffff]"), exact=int(tokens[0]))
return ""
-BLOB = Combine(QUOTE + Word(nums).setParseAction(setBodyLength) +
- COLON + strBody + QUOTE)
+
+
+BLOB = Combine(
+ QUOTE + Word(nums).setParseAction(setBodyLength) + COLON + strBody + QUOTE
+)
item = Forward()
+
+
def assignUsing(s):
def assignPA(tokens):
if s in tokens:
tokens[tokens[s]] = tokens[0]
del tokens[s]
+
return assignPA
-GROUP = (MARK +
- Group( ZeroOrMore(
- (item +
- Optional(ATTRIBUTE)("attr")
- ).setParseAction(assignUsing("attr"))
- )
- ) +
- ( WORD("name") | UNMARK )
- ).setParseAction(assignUsing("name"))
-item << (NUMBER | FLOAT | STRING | BLOB | GROUP )
+
+
+GROUP = (
+ MARK
+ + Group(
+ ZeroOrMore(
+ (item + Optional(ATTRIBUTE)("attr")).setParseAction(assignUsing("attr"))
+ )
+ )
+ + (WORD("name") | UNMARK)
+).setParseAction(assignUsing("name"))
+item << (NUMBER | FLOAT | STRING | BLOB | GROUP)
tests = """\
[ '10:1234567890' @name 25 @age +0.45 @percentage person:zed
|