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File/Folder	Size	Actions
__init__.py	871 B	Del OK
__main__.py	36 B	Del OK
__pycache__	-	Del OK
_vendored	-	Del OK
_version.py	72 B	Del OK
api.py	25.51 KB	Del OK
comments.py	933 B	Del OK
core.py	22 KB	Del OK
deprecated	-	Del OK
exceptions.py	6.89 KB	Del OK
files.py	1.55 KB	Del OK
format.py	5.35 KB	Del OK
hooks.py	3.26 KB	Del OK
identify.py	8.18 KB	Del OK
io.py	2.16 KB	Del OK
literal.py	3.63 KB	Del OK
logo.py	388 B	Del OK
main.py	45.73 KB	Del OK
output.py	27.15 KB	Del OK
parse.py	24.74 KB	Del OK
place.py	5.05 KB	Del OK
profiles.py	2.09 KB	Del OK
py.typed	0 B	Del OK
pylama_isort.py	1.28 KB	Del OK
sections.py	297 B	Del OK
settings.py	34.75 KB	Del OK
setuptools_commands.py	2.24 KB	Del OK
sorting.py	4.41 KB	Del OK
stdlibs	-	Del OK
utils.py	2.36 KB	Del OK
wrap.py	6.17 KB	Del OK
wrap_modes.py	13.25 KB	Del OK

Edit: format.py

import re import sys from datetime import datetime from difflib import unified_diff from pathlib import Path from typing import Optional, TextIO try: import colorama except ImportError: colorama_unavailable = True else: colorama_unavailable = False ADDED_LINE_PATTERN = re.compile(r"\+[^+]") REMOVED_LINE_PATTERN = re.compile(r"-[^-]") def format_simplified(import_line: str) -> str: import_line = import_line.strip() if import_line.startswith("from "): import_line = import_line.replace("from ", "") import_line = import_line.replace(" import ", ".") elif import_line.startswith("import "): import_line = import_line.replace("import ", "") return import_line def format_natural(import_line: str) -> str: import_line = import_line.strip() if not import_line.startswith("from ") and not import_line.startswith("import "): if "." not in import_line: return f"import {import_line}" parts = import_line.split(".") end = parts.pop(-1) return f"from {'.'.join(parts)} import {end}" return import_line def show_unified_diff( *, file_input: str, file_output: str, file_path: Optional[Path], output: Optional[TextIO] = None, color_output: bool = False, ) -> None: """Shows a unified_diff for the provided input and output against the provided file path. - **file_input**: A string that represents the contents of a file before changes. - **file_output**: A string that represents the contents of a file after changes. - **file_path**: A Path object that represents the file path of the file being changed. - **output**: A stream to output the diff to. If non is provided uses sys.stdout. - **color_output**: Use color in output if True. """ printer = create_terminal_printer(color_output, output) file_name = "" if file_path is None else str(file_path) file_mtime = str( datetime.now() if file_path is None else datetime.fromtimestamp(file_path.stat().st_mtime) ) unified_diff_lines = unified_diff( file_input.splitlines(keepends=True), file_output.splitlines(keepends=True), fromfile=file_name + ":before", tofile=file_name + ":after", fromfiledate=file_mtime, tofiledate=str(datetime.now()), ) for line in unified_diff_lines: printer.diff_line(line) def ask_whether_to_apply_changes_to_file(file_path: str) -> bool: answer = None while answer not in ("yes", "y", "no", "n", "quit", "q"): answer = input(f"Apply suggested changes to '{file_path}' [y/n/q]? ") # nosec answer = answer.lower() if answer in ("no", "n"): return False if answer in ("quit", "q"): sys.exit(1) return True def remove_whitespace(content: str, line_separator: str = "\n") -> str: content = content.replace(line_separator, "").replace(" ", "").replace("\x0c", "") return content class BasicPrinter: ERROR = "ERROR" SUCCESS = "SUCCESS" def __init__(self, error: str, success: str, output: Optional[TextIO] = None): self.output = output or sys.stdout self.success_message = success self.error_message = error def success(self, message: str) -> None: print(self.success_message.format(success=self.SUCCESS, message=message), file=self.output) def error(self, message: str) -> None: print(self.error_message.format(error=self.ERROR, message=message), file=sys.stderr) def diff_line(self, line: str) -> None: self.output.write(line) class ColoramaPrinter(BasicPrinter): def __init__(self, error: str, success: str, output: Optional[TextIO]): super().__init__(error, success, output=output) # Note: this constants are instance variables instead ofs class variables # because they refer to colorama which might not be installed. self.ERROR = self.style_text("ERROR", colorama.Fore.RED) self.SUCCESS = self.style_text("SUCCESS", colorama.Fore.GREEN) self.ADDED_LINE = colorama.Fore.GREEN self.REMOVED_LINE = colorama.Fore.RED @staticmethod def style_text(text: str, style: Optional[str] = None) -> str: if style is None: return text return style + text + str(colorama.Style.RESET_ALL) def diff_line(self, line: str) -> None: style = None if re.match(ADDED_LINE_PATTERN, line): style = self.ADDED_LINE elif re.match(REMOVED_LINE_PATTERN, line): style = self.REMOVED_LINE self.output.write(self.style_text(line, style)) def create_terminal_printer( color: bool, output: Optional[TextIO] = None, error: str = "", success: str = "" ) -> BasicPrinter: if color and colorama_unavailable: no_colorama_message = ( "\n" "Sorry, but to use --color (color_output) the colorama python package is required.\n\n" "Reference: https://pypi.org/project/colorama/\n\n" "You can either install it separately on your system or as the colors extra " "for isort. Ex: \n\n" "$ pip install isort[colors]\n" ) print(no_colorama_message, file=sys.stderr) sys.exit(1) if not colorama_unavailable: colorama.init(strip=False) return ( ColoramaPrinter(error, success, output) if color else BasicPrinter(error, success, output) )
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