# Path: uqbar/io/Timer.py
# class Timer:
#     """
#     A context manager for timing blocks of code.
# 
#     This context manager is not reentrant. Use a separate instance when nesting
#     multiple timers.
# 
#     :param exit_message: message to print on entering the context
#     :param enter_message: message to print on exiting the context
#     :param verbose: whether to print output
# 
#     ::
# 
#         >>> import math
#         >>> from uqbar.io import Timer
#         >>> timer = Timer("Elapsed time:", "Looping!")
#         >>> with timer:
#         ...     for i in range(10000):
#         ...         z = i ** math.pi
#         ...
#         Looping!
#         Elapsed time: 0.0...
# 
#     """
# 
#     def __init__(
#         self, exit_message: str = None, enter_message: str = None, verbose: bool = True
#     ) -> None:
#         if enter_message is not None:
#             enter_message = str(enter_message)
#         self._enter_message = enter_message
#         if exit_message is not None:
#             exit_message = str(exit_message)
#         self._exit_message = exit_message
#         self._start_time: typing.Optional[float] = None
#         self._stop_time: typing.Optional[float] = None
#         self._verbose = bool(verbose)
# 
#     ### SPECIAL METHODS ###
# 
#     def __enter__(self) -> "Timer":
#         if self.enter_message and self.verbose:
#             print(self.enter_message)
#         self._stop_time = None
#         self._start_time = time.time()
#         return self
# 
#     def __exit__(self, exc_type, exc_value, traceback) -> None:
#         self._stop_time = time.time()
#         if self.exit_message and self.verbose:
#             print(self.exit_message, self.elapsed_time)
# 
#     ### PUBLIC PROPERTIES ###
# 
#     @property
#     def elapsed_time(self) -> typing.Union[float, None]:
#         if self.start_time is not None:
#             if self.stop_time is not None:
#                 return self.stop_time - self.start_time
#             return time.time() - self.start_time
#         return None
# 
#     @property
#     def enter_message(self) -> typing.Union[str, None]:
#         return self._enter_message
# 
#     @property
#     def exit_message(self) -> typing.Union[str, None]:
#         return self._exit_message
# 
#     @property
#     def start_time(self) -> typing.Union[float, None]:
#         return self._start_time
# 
#     @property
#     def stop_time(self) -> typing.Union[float, None]:
#         return self._stop_time
# 
#     @property
#     def verbose(self) -> bool:
#         return self._verbose


import datetime
import hashlib
import pathlib
import re
import subprocess
import sys
import tempfile
from typing import Generator, Sequence, Tuple
from uqbar.io import Timer
    ### CLASS VARIABLES ###

    _valid_formats = ("png", "pdf", "svg")
    _valid_layouts = ("circo", "dot", "fdp", "neato", "osage", "sfdp", "twopi")

    ### INITIALIZER ###

    def __init__(self, graphable, format_="pdf", layout="dot", output_directory=None):
        if layout not in self._valid_layouts:
            raise ValueError("Invalid layout: {layout!r}")
        if format_ not in self._valid_formats:
            raise ValueError("Invalid format: {format_!r}")
        self.graphable = graphable
        self.format_ = format_
        self.layout = layout
        self.output_directory = pathlib.Path(output_directory or ".")

    ### SPECIAL METHODS ###

    def __call__(self):
        with Timer() as format_timer:
            string = self.get_string()
        format_time = format_timer.elapsed_time
        layout = self.get_layout()
        format_ = self.get_format()
        render_prefix = self.get_render_prefix(string)
        render_directory_path = self.get_render_directory()
        input_path = (render_directory_path / render_prefix).with_suffix(".dot")
        self.persist_string(string, input_path)
        render_command = self.get_render_command(format_, input_path, layout)

# Path: uqbar/io/Timer.py
# class Timer:
#     """
#     A context manager for timing blocks of code.
# 
#     This context manager is not reentrant. Use a separate instance when nesting
#     multiple timers.
# 
#     :param exit_message: message to print on entering the context
#     :param enter_message: message to print on exiting the context
#     :param verbose: whether to print output
# 
#     ::
# 
#         >>> import math
#         >>> from uqbar.io import Timer
#         >>> timer = Timer("Elapsed time:", "Looping!")
#         >>> with timer:
#         ...     for i in range(10000):
#         ...         z = i ** math.pi
#         ...
#         Looping!
#         Elapsed time: 0.0...
# 
#     """
# 
#     def __init__(
#         self, exit_message: str = None, enter_message: str = None, verbose: bool = True
#     ) -> None:
#         if enter_message is not None:
#             enter_message = str(enter_message)
#         self._enter_message = enter_message
#         if exit_message is not None:
#             exit_message = str(exit_message)
#         self._exit_message = exit_message
#         self._start_time: typing.Optional[float] = None
#         self._stop_time: typing.Optional[float] = None
#         self._verbose = bool(verbose)
# 
#     ### SPECIAL METHODS ###
# 
#     def __enter__(self) -> "Timer":
#         if self.enter_message and self.verbose:
#             print(self.enter_message)
#         self._stop_time = None
#         self._start_time = time.time()
#         return self
# 
#     def __exit__(self, exc_type, exc_value, traceback) -> None:
#         self._stop_time = time.time()
#         if self.exit_message and self.verbose:
#             print(self.exit_message, self.elapsed_time)
# 
#     ### PUBLIC PROPERTIES ###
# 
#     @property
#     def elapsed_time(self) -> typing.Union[float, None]:
#         if self.start_time is not None:
#             if self.stop_time is not None:
#                 return self.stop_time - self.start_time
#             return time.time() - self.start_time
#         return None
# 
#     @property
#     def enter_message(self) -> typing.Union[str, None]:
#         return self._enter_message
# 
#     @property
#     def exit_message(self) -> typing.Union[str, None]:
#         return self._exit_message
# 
#     @property
#     def start_time(self) -> typing.Union[float, None]:
#         return self._start_time
# 
#     @property
#     def stop_time(self) -> typing.Union[float, None]:
#         return self._stop_time
# 
#     @property
#     def verbose(self) -> bool:
#         return self._verbose


# Path: uqbar/graphs/Grapher.py
import datetime
import hashlib
import pathlib
import re
import subprocess
import sys
import tempfile
from typing import Generator, Sequence, Tuple
from uqbar.io import Timer

    ### CLASS VARIABLES ###

    _valid_formats = ("png", "pdf", "svg")
    _valid_layouts = ("circo", "dot", "fdp", "neato", "osage", "sfdp", "twopi")

    ### INITIALIZER ###

    def __init__(self, graphable, format_="pdf", layout="dot", output_directory=None):
        if layout not in self._valid_layouts:
            raise ValueError("Invalid layout: {layout!r}")
        if format_ not in self._valid_formats:
            raise ValueError("Invalid format: {format_!r}")
        self.graphable = graphable
        self.format_ = format_
        self.layout = layout
        self.output_directory = pathlib.Path(output_directory or ".")

    ### SPECIAL METHODS ###

    def __call__(self):
        with Timer() as format_timer:
            string = self.get_string()
        format_time = format_timer.elapsed_time
        layout = self.get_layout()
        format_ = self.get_format()
        render_prefix = self.get_render_prefix(string)
        render_directory_path = self.get_render_directory()
        input_path = (render_directory_path / render_prefix).with_suffix(".dot")
        self.persist_string(string, input_path)
        render_command = self.get_render_command(format_, input_path, layout)

        with Timer() as render_timer: