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diff.py
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345 lines (307 loc) · 9.99 KB
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# -*- coding: utf-8 -*-
#
# Copyright © 2013 Pierre Raybaut
# Licensed under the terms of the MIT License
# (see winpython/__init__.py for details)
"""
WinPython diff script
Created on Tue Jan 29 11:56:54 2013
"""
from __future__ import print_function, with_statement
import os
from pathlib import Path
import re
import shutil
# Local imports
from winpython import utils
# pep503 defines normalized package names: www.python.org/dev/peps/pep-0503
def normalize(name):
return re.sub(r"[-_.]+", "-", name).lower()
CHANGELOGS_DIR = str(Path(__file__).parent / "changelogs")
assert Path(CHANGELOGS_DIR).is_dir()
class Package(object):
# SourceForge Wiki syntax:
PATTERN = r"\[([a-zA-Z\-\:\/\.\_0-9]*)\]\(([^\]\ ]*)\) \| ([^\|]*) \| ([^\|]*)"
# Google Code Wiki syntax:
PATTERN_OLD = r"\[([a-zA-Z\-\:\/\.\_0-9]*) ([^\]\ ]*)\] \| ([^\|]*) \| ([^\|]*)"
def __init__(self):
self.name = None
self.version = None
self.description = None
self.url = None
def __str__(self):
text = f"{self.name} {self.version}"
text += f"\r\n{self.description}\r\nWebsite: {self.url}"
return text
def from_text(self, text):
try:
self.url, self.name, self.version, self.description = re.match(
self.PATTERN_OLD, text
).groups()
except AttributeError:
self.name, self.url, self.version, self.description = re.match(
self.PATTERN, text
).groups()
def to_wiki(self):
return f" * [{self.name}]({self.url}) {self.version} ({self.description})\r\n"
def upgrade_wiki(self, other):
# wheel replace '-' per '_' in package name
assert (
self.name.replace("-", "_").lower() == other.name.replace("-", "_").lower()
)
return f" * [{self.name}]({self.url}) {other.version} → {self.version} ({self.description})\r\n"
class PackageIndex(object):
WINPYTHON_PATTERN = r"\#\# WinPython\-*[0-9b-t]* ([0-9\.a-zA-Z]*)"
TOOLS_LINE = "### Tools"
PYTHON_PACKAGES_LINE = "### Python packages"
HEADER_LINE1 = "Name | Version | Description"
HEADER_LINE2 = "-----|---------|------------"
def __init__(
self,
version,
basedir=None,
flavor="",
architecture=64,
):
self.version = version
self.other_packages = {}
self.python_packages = {}
self.flavor = flavor
self.basedir = basedir
self.architecture = architecture
self.from_file(basedir)
def from_file(self, basedir):
fname = str(
Path(CHANGELOGS_DIR)
/ f"WinPython{self.flavor}-{self.architecture}bit-{self.version}.md"
)
with open(fname, "r") as fdesc: # python3 doesn't like 'rb'
text = fdesc.read()
self.from_text(text)
def from_text(self, text):
version = re.match(self.WINPYTHON_PATTERN + self.flavor, text).groups()[0]
assert version == self.version
tools_flag = False
python_flag = False
for line in text.splitlines():
if line:
if line == self.TOOLS_LINE:
tools_flag = True
continue
elif line == self.PYTHON_PACKAGES_LINE:
tools_flag = False
python_flag = True
continue
elif line in (
self.HEADER_LINE1,
self.HEADER_LINE2,
"<details>",
"</details>",
):
continue
if tools_flag or python_flag:
package = Package()
package.from_text(line)
if tools_flag:
self.other_packages[package.name] = package
else:
self.python_packages[package.name] = package
def diff_package_dicts(dict1_in, dict2_in):
"""Return difference between package dict1 and package dict2"""
text = ""
# wheel replace '-' per '_' in key
dict1 = {}
dict2 = {}
for key in dict1_in:
dict1[key.replace("-", "_").lower()] = dict1_in[key]
for key in dict2_in:
dict2[key.replace("-", "_").lower()] = dict2_in[key]
set1, set2 = set(dict1.keys()), set(dict2.keys())
# New packages
new = sorted(set2 - set1)
if new:
text += "New packages:\r\n\r\n"
for name in new:
package = dict2[name]
text += package.to_wiki()
text += "\r\n"
# Upgraded packages
upgraded_list = []
for name in sorted(set1 & set2):
package1 = dict1[name]
package2 = dict2[name]
if package1.version != package2.version:
upgraded_list.append(package2.upgrade_wiki(package1))
if upgraded_list:
text += "Upgraded packages:\r\n\r\n" + f"{''.join(upgraded_list)}" + "\r\n"
# Removed packages
removed = sorted(set1 - set2)
if removed:
text += "Removed packages:\r\n\r\n"
for name in removed:
package = dict1[name]
text += package.to_wiki()
text += "\r\n"
return text
def find_closer_version(version1, basedir=None, flavor="", architecture=64):
"""Find version which is the closest to `version`"""
builddir = str(Path(basedir) / f"bu{flavor}")
func = lambda name: re.match(
r"WinPython%s-%sbit-([0-9\.]*)\.(txt|md)" % (flavor, architecture),
name,
)
versions = [func(name).groups()[0] for name in os.listdir(builddir) if func(name)]
try:
index = versions.index(version1)
except ValueError:
raise ValueError(f"Unknown version {version1}")
if index == 0:
print(f"No version prior to {version1}")
index += 1 # we don't want to fail on this
return versions[index - 1]
def compare_package_indexes(
version2,
version1=None,
basedir=None,
flavor="",
flavor1=None,
architecture=64,
):
"""Compare two package index Wiki pages"""
if version1 is None:
version1 = find_closer_version(
version2,
basedir=basedir,
flavor=flavor,
architecture=architecture,
)
flavor1 = flavor1 if flavor1 is not None else flavor
text = "\r\n".join(
[
f"## History of changes for WinPython-{architecture}bit {version2 + flavor}",
"",
f"The following changes were made to WinPython-{architecture}bit"
f" distribution since version {version1 + flavor1}.",
"",
"<details>",
"",
]
)
pi1 = PackageIndex(
version1,
basedir=basedir,
flavor=flavor1,
architecture=architecture,
)
pi2 = PackageIndex(
version2,
basedir=basedir,
flavor=flavor,
architecture=architecture,
)
tools_text = diff_package_dicts(pi1.other_packages, pi2.other_packages)
if tools_text:
text += PackageIndex.TOOLS_LINE + "\r\n\r\n" + tools_text
py_text = diff_package_dicts(pi1.python_packages, pi2.python_packages)
if py_text:
text += PackageIndex.PYTHON_PACKAGES_LINE + "\r\n\r\n" + py_text
text += "\r\n</details>\r\n* * *\r\n"
return text
def _copy_all_changelogs(version, basedir, flavor="", architecture=64):
basever = ".".join(version.split(".")[:2])
for name in os.listdir(CHANGELOGS_DIR):
if re.match(
r"WinPython%s-%sbit-%s([0-9\.]*)\.(txt|md)"
% (flavor, architecture, basever),
name,
):
shutil.copyfile(
str(Path(CHANGELOGS_DIR) / name),
str(Path(basedir) / f"bu{flavor}" / name),
)
def write_changelog(
version2,
version1=None,
basedir=None,
flavor="",
release_level="",
architecture=64,
):
"""Write changelog between version1 and version2 of WinPython"""
_copy_all_changelogs(
version2,
basedir,
flavor=flavor,
architecture=architecture,
)
print(
"comparing_package_indexes",
version2,
basedir,
flavor,
architecture,
)
text = compare_package_indexes(
version2,
version1,
basedir=basedir,
flavor=flavor,
architecture=architecture,
)
fname = str(
Path(basedir)
/ f"bu{flavor}"
/ f"WinPython{flavor}-{architecture}bit-{version2}_History.md"
)
with open(fname, "w", encoding="utf-8-sig") as fdesc: # python 3 need
fdesc.write(text)
# Copy to winpython/changelogs
shutil.copyfile(fname, str(Path(CHANGELOGS_DIR) / Path(fname).name))
def test_parse_package_index_wiki(version, basedir=None, flavor="", architecture=64):
"""Parse the package index Wiki page"""
pi = PackageIndex(
version,
basedir=basedir,
flavor=flavor,
architecture=architecture,
)
utils.print_box(f"WinPython {pi.version}:")
utils.print_box("Tools:")
for package in pi.other_packages.values():
print(package)
print("")
utils.print_box("Python packages:")
for package in pi.python_packages.values():
print(package)
print("")
def test_compare(basedir, version2, version1, architecture=64):
print(
compare_package_indexes(
basedir,
version2,
version1,
architecture=architecture,
)
)
if __name__ == "__main__":
print(
compare_package_indexes(
version2="3.7.4.0",
version1="3.7.2.0",
basedir=r"C:\WinP\bd37",
flavor="Zero",
flavor1="Zero",
architecture=32,
)
)
write_changelog(
version2="3.7.4.0",
version1="3.7.2.0",
basedir=r"C:\WinP\bd37",
flavor="Ps2",
architecture=64,
)
# test_parse_package_index_wiki('2.7.3.3')
# print(compare_package_indexes('2.7.3.3', '2.7.3.1'))
# write_changelog('2.7.4.1', '2.7.4.0')
# write_changelog('3.3.0.0beta2', '3.3.0.0beta1')