--- a/env/lib/python3.7/site-packages/click/exceptions.py	Thu May 14 16:47:39 2020 -0400
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,253 +0,0 @@
-from ._compat import filename_to_ui
-from ._compat import get_text_stderr
-from ._compat import PY2
-from .utils import echo
-
-
-def _join_param_hints(param_hint):
-    if isinstance(param_hint, (tuple, list)):
-        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):
-        ctor_msg = message
-        if PY2:
-            if ctor_msg is not None:
-                ctor_msg = ctor_msg.encode("utf-8")
-        Exception.__init__(self, ctor_msg)
-        self.message = message
-
-    def format_message(self):
-        return self.message
-
-    def __str__(self):
-        return self.message
-
-    if PY2:
-        __unicode__ = __str__
-
-        def __str__(self):
-            return self.message.encode("utf-8")
-
-    def show(self, file=None):
-        if file is None:
-            file = get_text_stderr()
-        echo("Error: {}".format(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, ctx=None):
-        ClickException.__init__(self, message)
-        self.ctx = ctx
-        self.cmd = self.ctx.command if self.ctx else None
-
-    def show(self, file=None):
-        if file is None:
-            file = get_text_stderr()
-        color = None
-        hint = ""
-        if self.cmd is not None and self.cmd.get_help_option(self.ctx) is not None:
-            hint = "Try '{} {}' for help.\n".format(
-                self.ctx.command_path, self.ctx.help_option_names[0]
-            )
-        if self.ctx is not None:
-            color = self.ctx.color
-            echo("{}\n{}".format(self.ctx.get_usage(), hint), file=file, color=color)
-        echo("Error: {}".format(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, ctx=None, param=None, param_hint=None):
-        UsageError.__init__(self, message, ctx)
-        self.param = param
-        self.param_hint = param_hint
-
-    def format_message(self):
-        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)
-        else:
-            return "Invalid value: {}".format(self.message)
-        param_hint = _join_param_hints(param_hint)
-
-        return "Invalid value for {}: {}".format(param_hint, 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=None, ctx=None, param=None, param_hint=None, param_type=None
-    ):
-        BadParameter.__init__(self, message, ctx, param, param_hint)
-        self.param_type = param_type
-
-    def format_message(self):
-        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)
-        else:
-            param_hint = None
-        param_hint = _join_param_hints(param_hint)
-
-        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 += ".  {}".format(msg_extra)
-                else:
-                    msg = msg_extra
-
-        return "Missing {}{}{}{}".format(
-            param_type,
-            " {}".format(param_hint) if param_hint else "",
-            ".  " if msg else ".",
-            msg or "",
-        )
-
-    def __str__(self):
-        if self.message is None:
-            param_name = self.param.name if self.param else None
-            return "missing parameter: {}".format(param_name)
-        else:
-            return self.message
-
-    if PY2:
-        __unicode__ = __str__
-
-        def __str__(self):
-            return self.__unicode__().encode("utf-8")
-
-
-class NoSuchOption(UsageError):
-    """Raised if click attempted to handle an option that does not
-    exist.
-
-    .. versionadded:: 4.0
-    """
-
-    def __init__(self, option_name, message=None, possibilities=None, ctx=None):
-        if message is None:
-            message = "no such option: {}".format(option_name)
-        UsageError.__init__(self, message, ctx)
-        self.option_name = option_name
-        self.possibilities = possibilities
-
-    def format_message(self):
-        bits = [self.message]
-        if self.possibilities:
-            if len(self.possibilities) == 1:
-                bits.append("Did you mean {}?".format(self.possibilities[0]))
-            else:
-                possibilities = sorted(self.possibilities)
-                bits.append("(Possible options: {})".format(", ".join(possibilities)))
-        return "  ".join(bits)
-
-
-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, message, ctx=None):
-        UsageError.__init__(self, 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
-    """
-
-    def __init__(self, message, ctx=None):
-        UsageError.__init__(self, message, ctx)
-
-
-class FileError(ClickException):
-    """Raised if a file cannot be opened."""
-
-    def __init__(self, filename, hint=None):
-        ui_filename = filename_to_ui(filename)
-        if hint is None:
-            hint = "unknown error"
-        ClickException.__init__(self, hint)
-        self.ui_filename = ui_filename
-        self.filename = filename
-
-    def format_message(self):
-        return "Could not open file {}: {}".format(self.ui_filename, 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=0):
-        self.exit_code = code