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#!/usr/bin/env python3
from inscriptis import annotation
import inscriptis, re, requests, sys
from bs4 import BeautifulSoup
from glob import glob
name = sys.argv[1] or sys.exit(1)
def reorder(text, width):
chunks = text.split("\n\n")
out = []
for i,c in enumerate(chunks):
if (":" in c or "* " in c) and "Follow-up" not in c:
for l in c.split("\n"):
prefix = len(l) - len(l.replace("-", " ").lstrip())
indent = l[:prefix]
if i > 0 and chunks[i-1].startswith("*Example "):
indent = " " + indent
l2 = []
for w in l[prefix:].split(" "):
if len(" ".join(l2 + [w])) > width:
out.append(indent + " ".join(l2))
indent = indent.replace("-", " ")
l2 = []
l2.append(w)
if l == "" or l2 != []:
out.append(indent + " ".join(l2))
out.append("")
continue
words = re.split(" |\n|\t", c)
line = ""
for w in words:
if w == "":
continue
if len(line) + len(w) + 1 > width:
out.append(line)
while len(w) > width:
out.append(w[:width])
w = w[80:]
line = ""
line += "" if line == "" else " "
line += w;
if i == len(chunks) - 1:
out.append(line)
else:
out.append(line)
out.append("")
return out
json_data = {
'query': '\n query questionContent($titleSlug: String!) {\n question(titleSlug: $titleSlug) {\n content\n mysqlSchemas\n dataSchemas\n }\n}\n ',
'variables': {
'titleSlug': name,
},
'operationName': 'questionContent',
}
r = requests.post('https://leetcode.com/graphql/', json=json_data)
description_html = r.json()["data"]["question"]["content"]
description_info = inscriptis.get_annotated_text(description_html,
inscriptis.ParserConfig(annotation_rules = {"strong": ["emphasis"]}))
emphasis = sorted(description_info["label"], key=lambda v: v[0])
description = description_info["text"]
offset = 0
for start,end,_ in emphasis:
inner = description[start+offset:end+offset]
left = len(inner) - len(inner.lstrip())
description = description[:start+offset+left] \
+ "*" + inner[left:] \
+ "*" + description[end+offset:]
offset += 2
lines = description.split("\n")
plen = min([len(l) - len(l.lstrip()) for l in lines if l.strip() != ""])
lines = [l[plen:].rstrip() for l in lines]
lines = re.sub("\n\n+", "\n\n", "\n".join(lines)).split("\n")
lines = reorder("\n".join(lines), 76)
#lines = "\n".join(lines).strip().split("\n")
description_comment = "\n".join(["/// " + l if l != "" else "///" for l in lines])
json_data = {
'query': '\n query questionTitle($titleSlug: String!) {\n question(titleSlug: $titleSlug) {\n questionId\n questionFrontendId\n title\n titleSlug\n isPaidOnly\n difficulty\n likes\n dislikes\n categoryTitle\n }\n}\n ',
'variables': {
'titleSlug': name,
},
'operationName': 'questionTitle',
}
r = requests.post('https://leetcode.com/graphql/', json=json_data)
num = int(r.json()["data"]["question"]["questionFrontendId"])
title = r.json()["data"]["question"]["title"]
difficulty = r.json()["data"]["question"]["difficulty"]
info_comment = f"/// {num}. {title} ({difficulty})\n///"
header_comment = info_comment + "\n" + description_comment
json_data = {
'query': '\n query questionEditorData($titleSlug: String!) {\n question(titleSlug: $titleSlug) {\n questionId\n questionFrontendId\n codeSnippets {\n lang\n langSlug\n code\n }\n envInfo\n enableRunCode\n hasFrontendPreview\n frontendPreviews\n }\n}\n ',
'variables': {
'titleSlug': name,
},
'operationName': 'questionEditorData',
}
r = requests.post('https://leetcode.com/graphql/', json=json_data)
solution_impl = next(c for c in r.json()["data"]["question"]["codeSnippets"] if c["lang"] == "Rust")["code"]
main_footer = """
#[cfg(test)]
mod tests {
use crate::Solution;
#[test]
fn test() {
}
}
"""
with open(f"src/bin/{num:04}-{name}.rs", "w+") as f:
f.write(header_comment + "\n\n")
f.write("use leetcode::*;\n\n")
f.write("struct Solution {}\n\n")
f.write(solution_impl + "\n\n")
f.write("pub fn main() {\n}\n")
f.write(main_footer)
cargo_header = """[package]
name = "leetcode"
version = "0.1.0"
edition = "2021"
"""
with open("Cargo.toml", "w+") as f:
f.write(cargo_header)
f.write("\n")
for path in glob("src/bin/*.rs"):
num = int(path.rsplit("/",1)[1].split("-",1)[0])
f.write("[[bin]]\n")
f.write(f"name = \"{num}\"\n")
f.write(f"path = \"{path}\"\n")
f.write("\n")
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