A python wrapper for FMR
Project description
pyfmr: a python wrapper for FMR
Usage
Install pyfmr via pip
pip install pyfmr
Grammar file
Save the following grammar content to file sf.grammar
<flight> = <departure> <arrival> {nf.flight($1, $2)};
[flight] = <arrival> <departure> {nf.flight($2, $1)};
<departure> = <from> <city> {nf.I($2)};
<arrival> = <to> <city> {nf.I($2)};
[arrival] = <arrival> {nf.arrival($1)};
<from> = "从" ;
<to> = "到" | "去" | "飞";
<city> = "北京" {nf.I($@)}
| "天津" {nf.I($@)}
| "上海" {nf.I($@)}
| "重庆" {nf.I($@)}
| `.(?:城|都)` {nf.I($@)}
;
<city_ext> = <city> {nf.I($1)}
| (any{1,1}) <city> {nf.I($2)}
;
<cities> = "直辖市:" (list<city_ext>) {nf.I($@)};
Python example codes
import pyfmr
p = pyfmr.Parser("./sf.grammar")
strs = [
"直辖市:北京、上海、天津",
"直辖市:帝都、津城、魔都",
"中国现在有四个直辖市:帝都、魔都、天津、重庆。",
"中国曾经的直辖市:帝都、魔都、天津、重庆、旧都。",
"天津大学",
]
for l in strs:
ret = p.extract(l, "cities")
for item in ret:
print(item)
print("="*80)
How to build
The cross compiling is done by xgo.
Prerequisites
- Docker
- Golang
Steps
# 1. clone the git repo
git clone https://github.com/liuzl/pyfmr && cd pyfmr
# 2. pull xgo docker image
docker pull karalabe/xgo-latest
# 3. install xgo
go get github.com/karalabe/xgo
# 4. build shared libraries
xgo --targets=*/amd64 -buildmode=c-shared -out pyfmr/lib/fmr github.com/liuzl/pyfmr/src
# 5. build wheel
python3 setup.py sdist bdist_wheel
# 6. upload to pypi.org
python3 -m twine upload dist/*
Project details
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