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Commit 72328b2e authored by Suhas CV's avatar Suhas CV
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docker build

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venv/lib/python3.8/site-packages/click/exceptions.py deleted 100644 → 0
View file @ 2599acca
import os
import typing as t
from gettext import gettext as _
from gettext import ngettext
from ._compat import get_text_stderr
from .utils import echo
if t.TYPE_CHECKING:
from .core import Context
from .core import Parameter
def _join_param_hints(
param_hint: t.Optional[t.Union[t.Sequence[str], str]]
) -> t.Optional[str]:
if param_hint is not None and not isinstance(param_hint, str):
return " / ".join(repr(x) for x in param_hint)
return param_hint
class ClickException(Exception):
"""An exception that Click can handle and show to the user."""
#: The exit code for this exception.
exit_code = 1
def __init__(self, message: str) -> None:
super().__init__(message)
self.message = message
def format_message(self) -> str:
return self.message
def __str__(self) -> str:
return self.message
def show(self, file: t.Optional[t.IO] = None) -> None:
if file is None:
file = get_text_stderr()
echo(_("Error: {message}").format(message=self.format_message()), file=file)
class UsageError(ClickException):
"""An internal exception that signals a usage error. This typically
aborts any further handling.
:param message: the error message to display.
:param ctx: optionally the context that caused this error. Click will
fill in the context automatically in some situations.
"""
exit_code = 2
def __init__(self, message: str, ctx: t.Optional["Context"] = None) -> None:
super().__init__(message)
self.ctx = ctx
self.cmd = self.ctx.command if self.ctx else None
def show(self, file: t.Optional[t.IO] = None) -> None:
if file is None:
file = get_text_stderr()
color = None
hint = ""
if (
self.ctx is not None
and self.ctx.command.get_help_option(self.ctx) is not None
):
hint = _("Try '{command} {option}' for help.").format(
command=self.ctx.command_path, option=self.ctx.help_option_names[0]
)
hint = f"{hint}\n"
if self.ctx is not None:
color = self.ctx.color
echo(f"{self.ctx.get_usage()}\n{hint}", file=file, color=color)
echo(
_("Error: {message}").format(message=self.format_message()),
file=file,
color=color,
)
class BadParameter(UsageError):
"""An exception that formats out a standardized error message for a
bad parameter. This is useful when thrown from a callback or type as
Click will attach contextual information to it (for instance, which
parameter it is).
.. versionadded:: 2.0
:param param: the parameter object that caused this error. This can
be left out, and Click will attach this info itself
if possible.
:param param_hint: a string that shows up as parameter name. This
can be used as alternative to `param` in cases
where custom validation should happen. If it is
a string it's used as such, if it's a list then
each item is quoted and separated.
"""
def __init__(
self,
message: str,
ctx: t.Optional["Context"] = None,
param: t.Optional["Parameter"] = None,
param_hint: t.Optional[str] = None,
) -> None:
super().__init__(message, ctx)
self.param = param
self.param_hint = param_hint
def format_message(self) -> str:
if self.param_hint is not None:
param_hint = self.param_hint
elif self.param is not None:
param_hint = self.param.get_error_hint(self.ctx) # type: ignore
else:
return _("Invalid value: {message}").format(message=self.message)
return _("Invalid value for {param_hint}: {message}").format(
param_hint=_join_param_hints(param_hint), message=self.message
)
class MissingParameter(BadParameter):
"""Raised if click required an option or argument but it was not
provided when invoking the script.
.. versionadded:: 4.0
:param param_type: a string that indicates the type of the parameter.
The default is to inherit the parameter type from
the given `param`. Valid values are ``'parameter'``,
``'option'`` or ``'argument'``.
"""
def __init__(
self,
message: t.Optional[str] = None,
ctx: t.Optional["Context"] = None,
param: t.Optional["Parameter"] = None,
param_hint: t.Optional[str] = None,
param_type: t.Optional[str] = None,
) -> None:
super().__init__(message or "", ctx, param, param_hint)
self.param_type = param_type
def format_message(self) -> str:
if self.param_hint is not None:
param_hint: t.Optional[str] = self.param_hint
elif self.param is not None:
param_hint = self.param.get_error_hint(self.ctx) # type: ignore
else:
param_hint = None
param_hint = _join_param_hints(param_hint)
param_hint = f" {param_hint}" if param_hint else ""
param_type = self.param_type
if param_type is None and self.param is not None:
param_type = self.param.param_type_name
msg = self.message
if self.param is not None:
msg_extra = self.param.type.get_missing_message(self.param)
if msg_extra:
if msg:
msg += f". {msg_extra}"
else:
msg = msg_extra
msg = f" {msg}" if msg else ""
# Translate param_type for known types.
if param_type == "argument":
missing = _("Missing argument")
elif param_type == "option":
missing = _("Missing option")
elif param_type == "parameter":
missing = _("Missing parameter")
else:
missing = _("Missing {param_type}").format(param_type=param_type)
return f"{missing}{param_hint}.{msg}"
def __str__(self) -> str:
if not self.message:
param_name = self.param.name if self.param else None
return _("Missing parameter: {param_name}").format(param_name=param_name)
else:
return self.message
class NoSuchOption(UsageError):
"""Raised if click attempted to handle an option that does not
exist.
.. versionadded:: 4.0
"""
def __init__(
self,
option_name: str,
message: t.Optional[str] = None,
possibilities: t.Optional[t.Sequence[str]] = None,
ctx: t.Optional["Context"] = None,
) -> None:
if message is None:
message = _("No such option: {name}").format(name=option_name)
super().__init__(message, ctx)
self.option_name = option_name
self.possibilities = possibilities
def format_message(self) -> str:
if not self.possibilities:
return self.message
possibility_str = ", ".join(sorted(self.possibilities))
suggest = ngettext(
"Did you mean {possibility}?",
"(Possible options: {possibilities})",
len(self.possibilities),
).format(possibility=possibility_str, possibilities=possibility_str)
return f"{self.message} {suggest}"
class BadOptionUsage(UsageError):
"""Raised if an option is generally supplied but the use of the option
was incorrect. This is for instance raised if the number of arguments
for an option is not correct.
.. versionadded:: 4.0
:param option_name: the name of the option being used incorrectly.
"""
def __init__(
self, option_name: str, message: str, ctx: t.Optional["Context"] = None
) -> None:
super().__init__(message, ctx)
self.option_name = option_name
class BadArgumentUsage(UsageError):
"""Raised if an argument is generally supplied but the use of the argument
was incorrect. This is for instance raised if the number of values
for an argument is not correct.
.. versionadded:: 6.0
"""
class FileError(ClickException):
"""Raised if a file cannot be opened."""
def __init__(self, filename: str, hint: t.Optional[str] = None) -> None:
if hint is None:
hint = _("unknown error")
super().__init__(hint)
self.ui_filename = os.fsdecode(filename)
self.filename = filename
def format_message(self) -> str:
return _("Could not open file {filename!r}: {message}").format(
filename=self.ui_filename, message=self.message
)
class Abort(RuntimeError):
"""An internal signalling exception that signals Click to abort."""
class Exit(RuntimeError):
"""An exception that indicates that the application should exit with some
status code.
:param code: the status code to exit with.
"""
__slots__ = ("exit_code",)
def __init__(self, code: int = 0) -> None:
self.exit_code = code
venv/lib/python3.8/site-packages/click/formatting.py deleted 100644 → 0
View file @ 2599acca
import typing as t
from contextlib import contextmanager
from gettext import gettext as _
from ._compat import term_len
from .parser import split_opt
# Can force a width. This is used by the test system
FORCED_WIDTH: t.Optional[int] = None
def measure_table(rows: t.Iterable[t.Tuple[str, str]]) -> t.Tuple[int, ...]:
widths: t.Dict[int, int] = {}
for row in rows:
for idx, col in enumerate(row):
widths[idx] = max(widths.get(idx, 0), term_len(col))
return tuple(y for x, y in sorted(widths.items()))
def iter_rows(
rows: t.Iterable[t.Tuple[str, str]], col_count: int
) -> t.Iterator[t.Tuple[str, ...]]:
for row in rows:
yield row + ("",) * (col_count - len(row))
def wrap_text(
text: str,
width: int = 78,
initial_indent: str = "",
subsequent_indent: str = "",
preserve_paragraphs: bool = False,
) -> str:
"""A helper function that intelligently wraps text. By default, it
assumes that it operates on a single paragraph of text but if the
`preserve_paragraphs` parameter is provided it will intelligently
handle paragraphs (defined by two empty lines).
If paragraphs are handled, a paragraph can be prefixed with an empty
line containing the ``\\b`` character (``\\x08``) to indicate that
no rewrapping should happen in that block.
:param text: the text that should be rewrapped.
:param width: the maximum width for the text.
:param initial_indent: the initial indent that should be placed on the
first line as a string.
:param subsequent_indent: the indent string that should be placed on
each consecutive line.
:param preserve_paragraphs: if this flag is set then the wrapping will
intelligently handle paragraphs.
"""
from ._textwrap import TextWrapper
text = text.expandtabs()
wrapper = TextWrapper(
width,
initial_indent=initial_indent,
subsequent_indent=subsequent_indent,
replace_whitespace=False,
)
if not preserve_paragraphs:
return wrapper.fill(text)
p: t.List[t.Tuple[int, bool, str]] = []
buf: t.List[str] = []
indent = None
def _flush_par() -> None:
if not buf:
return
if buf[0].strip() == "\b":
p.append((indent or 0, True, "\n".join(buf[1:])))
else:
p.append((indent or 0, False, " ".join(buf)))
del buf[:]
for line in text.splitlines():
if not line:
_flush_par()
indent = None
else:
if indent is None:
orig_len = term_len(line)
line = line.lstrip()
indent = orig_len - term_len(line)
buf.append(line)
_flush_par()
rv = []
for indent, raw, text in p:
with wrapper.extra_indent(" " * indent):
if raw:
rv.append(wrapper.indent_only(text))
else:
rv.append(wrapper.fill(text))
return "\n\n".join(rv)
class HelpFormatter:
"""This class helps with formatting text-based help pages. It's
usually just needed for very special internal cases, but it's also
exposed so that developers can write their own fancy outputs.
At present, it always writes into memory.
:param indent_increment: the additional increment for each level.
:param width: the width for the text. This defaults to the terminal
width clamped to a maximum of 78.
"""
def __init__(
self,
indent_increment: int = 2,
width: t.Optional[int] = None,
max_width: t.Optional[int] = None,
) -> None:
import shutil
self.indent_increment = indent_increment
if max_width is None:
max_width = 80
if width is None:
width = FORCED_WIDTH
if width is None:
width = max(min(shutil.get_terminal_size().columns, max_width) - 2, 50)
self.width = width
self.current_indent = 0
self.buffer: t.List[str] = []
def write(self, string: str) -> None:
"""Writes a unicode string into the internal buffer."""
self.buffer.append(string)
def indent(self) -> None:
"""Increases the indentation."""
self.current_indent += self.indent_increment
def dedent(self) -> None:
"""Decreases the indentation."""
self.current_indent -= self.indent_increment
def write_usage(
self, prog: str, args: str = "", prefix: t.Optional[str] = None
) -> None:
"""Writes a usage line into the buffer.
:param prog: the program name.
:param args: whitespace separated list of arguments.
:param prefix: The prefix for the first line. Defaults to
``"Usage: "``.
"""
if prefix is None:
prefix = f"{_('Usage:')} "
usage_prefix = f"{prefix:>{self.current_indent}}{prog} "
text_width = self.width - self.current_indent
if text_width >= (term_len(usage_prefix) + 20):
# The arguments will fit to the right of the prefix.
indent = " " * term_len(usage_prefix)
self.write(
wrap_text(
args,
text_width,
initial_indent=usage_prefix,
subsequent_indent=indent,
)
)
else:
# The prefix is too long, put the arguments on the next line.
self.write(usage_prefix)
self.write("\n")
indent = " " * (max(self.current_indent, term_len(prefix)) + 4)
self.write(
wrap_text(
args, text_width, initial_indent=indent, subsequent_indent=indent
)
)
self.write("\n")
def write_heading(self, heading: str) -> None:
"""Writes a heading into the buffer."""
self.write(f"{'':>{self.current_indent}}{heading}:\n")
def write_paragraph(self) -> None:
"""Writes a paragraph into the buffer."""
if self.buffer:
self.write("\n")
def write_text(self, text: str) -> None:
"""Writes re-indented text into the buffer. This rewraps and
preserves paragraphs.
"""
indent = " " * self.current_indent
self.write(
wrap_text(
text,
self.width,
initial_indent=indent,
subsequent_indent=indent,
preserve_paragraphs=True,
)
)
self.write("\n")
def write_dl(
self,
rows: t.Sequence[t.Tuple[str, str]],
col_max: int = 30,
col_spacing: int = 2,
) -> None:
"""Writes a definition list into the buffer. This is how options
and commands are usually formatted.
:param rows: a list of two item tuples for the terms and values.
:param col_max: the maximum width of the first column.
:param col_spacing: the number of spaces between the first and
second column.
"""
rows = list(rows)
widths = measure_table(rows)
if len(widths) != 2:
raise TypeError("Expected two columns for definition list")
first_col = min(widths[0], col_max) + col_spacing
for first, second in iter_rows(rows, len(widths)):
self.write(f"{'':>{self.current_indent}}{first}")
if not second:
self.write("\n")
continue
if term_len(first) <= first_col - col_spacing:
self.write(" " * (first_col - term_len(first)))
else:
self.write("\n")
self.write(" " * (first_col + self.current_indent))
text_width = max(self.width - first_col - 2, 10)
wrapped_text = wrap_text(second, text_width, preserve_paragraphs=True)
lines = wrapped_text.splitlines()
if lines:
self.write(f"{lines[0]}\n")
for line in lines[1:]:
self.write(f"{'':>{first_col + self.current_indent}}{line}\n")
else:
self.write("\n")
@contextmanager
def section(self, name: str) -> t.Iterator[None]:
"""Helpful context manager that writes a paragraph, a heading,
and the indents.
:param name: the section name that is written as heading.
"""
self.write_paragraph()
self.write_heading(name)
self.indent()
try:
yield
finally:
self.dedent()
@contextmanager
def indentation(self) -> t.Iterator[None]:
"""A context manager that increases the indentation."""
self.indent()
try:
yield
finally:
self.dedent()
def getvalue(self) -> str:
"""Returns the buffer contents."""
return "".join(self.buffer)
def join_options(options: t.Sequence[str]) -> t.Tuple[str, bool]:
"""Given a list of option strings this joins them in the most appropriate
way and returns them in the form ``(formatted_string,
any_prefix_is_slash)`` where the second item in the tuple is a flag that
indicates if any of the option prefixes was a slash.
"""
rv = []
any_prefix_is_slash = False
for opt in options:
prefix = split_opt(opt)[0]
if prefix == "/":
any_prefix_is_slash = True
rv.append((len(prefix), opt))