


"""simple docstring"""






from collections import deque
from math import floor
from random import random
from time import time


class 			lowerCamelCase_		:





				"""simple docstring"""







				def __init__(						self     ):
								SCREAMING_SNAKE_CASE__     							=				{}



				def   lowerCAmelCase__		(						self       ,		UpperCAmelCase__       ,		UpperCAmelCase__       ,		UpperCAmelCase__=1     ):
								if self.graph.get(UpperCAmelCase__     ):
												if self.graph[u].count([w, v]     ) == 0:
																self.graph[u].append([w, v]     )
								else:
												SCREAMING_SNAKE_CASE__     							=				[[w, v]]
								if not self.graph.get(UpperCAmelCase__     ):
												SCREAMING_SNAKE_CASE__     							=				[]



				def   lowerCAmelCase__		(						self     ):
								return list(self.graph     )



				def   lowerCAmelCase__		(						self       ,		UpperCAmelCase__       ,		UpperCAmelCase__     ):
								if self.graph.get(UpperCAmelCase__     ):
												for _ in self.graph[u]:
																if _[1] == v:
																				self.graph[u].remove(UpperCAmelCase__     )



				def   lowerCAmelCase__		(						self       ,		UpperCAmelCase__=-2       ,		UpperCAmelCase__=-1     ):
								if s == d:
												return []
								SCREAMING_SNAKE_CASE__     							=				[]
								SCREAMING_SNAKE_CASE__     							=				[]
								if s == -2:
												SCREAMING_SNAKE_CASE__     							=				list(self.graph     )[0]
								stack.append(UpperCAmelCase__     )
								visited.append(UpperCAmelCase__     )
								SCREAMING_SNAKE_CASE__     							=				s

								while True:
												# check if there is any non isolated nodes
												if len(self.graph[s]     ) != 0:
																SCREAMING_SNAKE_CASE__     							=				s
																for node in self.graph[s]:
																				if visited.count(node[1]     ) < 1:
																								if node[1] == d:
																												visited.append(UpperCAmelCase__     )
																												return visited
																								else:
																												stack.append(node[1]     )
																												visited.append(node[1]     )
																												SCREAMING_SNAKE_CASE__     							=				node[1]
																												break

            # check if all the children are visited
												if s == ss:
																stack.pop()
																if len(UpperCAmelCase__     ) != 0:
																				SCREAMING_SNAKE_CASE__     							=				stack[len(UpperCAmelCase__     ) - 1]
												else:
																SCREAMING_SNAKE_CASE__     							=				ss

												# check if se have reached the starting point
												if len(UpperCAmelCase__     ) == 0:
																return visited



				def   lowerCAmelCase__		(						self       ,		UpperCAmelCase__=-1     ):
								if c == -1:
												SCREAMING_SNAKE_CASE__     							=				floor(random() * 1_0000     ) + 10
								for i in range(UpperCAmelCase__     ):
												# every vertex has max 100 edges
												for _ in range(floor(random() * 102     ) + 1     ):
																SCREAMING_SNAKE_CASE__     							=				floor(random() * c     ) + 1
																if n != i:
																				self.add_pair(UpperCAmelCase__       ,		UpperCAmelCase__       ,		1     )



				def   lowerCAmelCase__		(						self       ,		UpperCAmelCase__=-2     ):
								SCREAMING_SNAKE_CASE__     							=				deque()
								SCREAMING_SNAKE_CASE__     							=				[]
								if s == -2:
												SCREAMING_SNAKE_CASE__     							=				list(self.graph     )[0]
								d.append(UpperCAmelCase__     )
								visited.append(UpperCAmelCase__     )
								while d:
												SCREAMING_SNAKE_CASE__     							=				d.popleft()
												if len(self.graph[s]     ) != 0:
																for node in self.graph[s]:
																				if visited.count(node[1]     ) < 1:
																								d.append(node[1]     )
																								visited.append(node[1]     )
								return visited



				def   lowerCAmelCase__		(						self       ,		UpperCAmelCase__     ):
								SCREAMING_SNAKE_CASE__     							=				0
								for x in self.graph:
												for y in self.graph[x]:
																if y[1] == u:
																				count += 1
								return count



				def   lowerCAmelCase__		(						self       ,		UpperCAmelCase__     ):
								return len(self.graph[u]     )



				def   lowerCAmelCase__		(						self       ,		UpperCAmelCase__=-2     ):
								SCREAMING_SNAKE_CASE__     							=				[]
								SCREAMING_SNAKE_CASE__     							=				[]
								if s == -2:
												SCREAMING_SNAKE_CASE__     							=				list(self.graph     )[0]
								stack.append(UpperCAmelCase__     )
								visited.append(UpperCAmelCase__     )
								SCREAMING_SNAKE_CASE__     							=				s
								SCREAMING_SNAKE_CASE__     							=				[]

								while True:
												# check if there is any non isolated nodes
												if len(self.graph[s]     ) != 0:
																SCREAMING_SNAKE_CASE__     							=				s
																for node in self.graph[s]:
																				if visited.count(node[1]     ) < 1:
																								stack.append(node[1]     )
																								visited.append(node[1]     )
																								SCREAMING_SNAKE_CASE__     							=				node[1]
																								break

            # check if all the children are visited
												if s == ss:
																sorted_nodes.append(stack.pop()     )
																if len(UpperCAmelCase__     ) != 0:
																				SCREAMING_SNAKE_CASE__     							=				stack[len(UpperCAmelCase__     ) - 1]
												else:
																SCREAMING_SNAKE_CASE__     							=				ss

												# check if se have reached the starting point
												if len(UpperCAmelCase__     ) == 0:
																return sorted_nodes



				def   lowerCAmelCase__		(						self     ):
								SCREAMING_SNAKE_CASE__     							=				[]
								SCREAMING_SNAKE_CASE__     							=				[]
								SCREAMING_SNAKE_CASE__     							=				list(self.graph     )[0]
								stack.append(UpperCAmelCase__     )
								visited.append(UpperCAmelCase__     )
								SCREAMING_SNAKE_CASE__     							=				-2
								SCREAMING_SNAKE_CASE__     							=				[]
								SCREAMING_SNAKE_CASE__     							=				s
								SCREAMING_SNAKE_CASE__     							=				False
								SCREAMING_SNAKE_CASE__     							=				set()

								while True:
												# check if there is any non isolated nodes
												if len(self.graph[s]     ) != 0:
																SCREAMING_SNAKE_CASE__     							=				s
																for node in self.graph[s]:
																				if (
																				    visited.count(node[1]     ) > 0
																				    and node[1] != parent
																				    and indirect_parents.count(node[1]     ) > 0
																				    and not on_the_way_back
																				):
																								SCREAMING_SNAKE_CASE__     							=				len(UpperCAmelCase__     ) - 1
																								while len_stack >= 0:
																												if stack[len_stack] == node[1]:
																																anticipating_nodes.add(node[1]     )
																																break
																												else:
																																anticipating_nodes.add(stack[len_stack]     )
																																len_stack -= 1
																				if visited.count(node[1]     ) < 1:
																								stack.append(node[1]     )
																								visited.append(node[1]     )
																								SCREAMING_SNAKE_CASE__     							=				node[1]
																								break

            # check if all the children are visited
												if s == ss:
																stack.pop()
																SCREAMING_SNAKE_CASE__     							=				True
																if len(UpperCAmelCase__     ) != 0:
																				SCREAMING_SNAKE_CASE__     							=				stack[len(UpperCAmelCase__     ) - 1]
												else:
																SCREAMING_SNAKE_CASE__     							=				False
																indirect_parents.append(UpperCAmelCase__     )
																SCREAMING_SNAKE_CASE__     							=				s
																SCREAMING_SNAKE_CASE__     							=				ss

												# check if se have reached the starting point
												if len(UpperCAmelCase__     ) == 0:
																return list(UpperCAmelCase__     )



				def   lowerCAmelCase__		(						self     ):
								SCREAMING_SNAKE_CASE__     							=				[]
								SCREAMING_SNAKE_CASE__     							=				[]
								SCREAMING_SNAKE_CASE__     							=				list(self.graph     )[0]
								stack.append(UpperCAmelCase__     )
								visited.append(UpperCAmelCase__     )
								SCREAMING_SNAKE_CASE__     							=				-2
								SCREAMING_SNAKE_CASE__     							=				[]
								SCREAMING_SNAKE_CASE__     							=				s
								SCREAMING_SNAKE_CASE__     							=				False
								SCREAMING_SNAKE_CASE__     							=				set()

								while True:
												# check if there is any non isolated nodes
												if len(self.graph[s]     ) != 0:
																SCREAMING_SNAKE_CASE__     							=				s
																for node in self.graph[s]:
																				if (
																				    visited.count(node[1]     ) > 0
																				    and node[1] != parent
																				    and indirect_parents.count(node[1]     ) > 0
																				    and not on_the_way_back
																				):
																								SCREAMING_SNAKE_CASE__     							=				len(UpperCAmelCase__     ) - 1
																								while len_stack_minus_one >= 0:
																												if stack[len_stack_minus_one] == node[1]:
																																anticipating_nodes.add(node[1]     )
																																break
																												else:
																																return True
																				if visited.count(node[1]     ) < 1:
																								stack.append(node[1]     )
																								visited.append(node[1]     )
																								SCREAMING_SNAKE_CASE__     							=				node[1]
																								break

            # check if all the children are visited
												if s == ss:
																stack.pop()
																SCREAMING_SNAKE_CASE__     							=				True
																if len(UpperCAmelCase__     ) != 0:
																				SCREAMING_SNAKE_CASE__     							=				stack[len(UpperCAmelCase__     ) - 1]
												else:
																SCREAMING_SNAKE_CASE__     							=				False
																indirect_parents.append(UpperCAmelCase__     )
																SCREAMING_SNAKE_CASE__     							=				s
																SCREAMING_SNAKE_CASE__     							=				ss

												# check if se have reached the starting point
												if len(UpperCAmelCase__     ) == 0:
																return False



				def   lowerCAmelCase__		(						self       ,		UpperCAmelCase__=-2       ,		UpperCAmelCase__=-1     ):
								SCREAMING_SNAKE_CASE__     							=				time()
								self.dfs(UpperCAmelCase__       ,		UpperCAmelCase__     )
								SCREAMING_SNAKE_CASE__     							=				time()
								return end - begin






				def   lowerCAmelCase__		(						self       ,		UpperCAmelCase__=-2     ):
								SCREAMING_SNAKE_CASE__     							=				time()
								self.bfs(UpperCAmelCase__     )
								SCREAMING_SNAKE_CASE__     							=				time()
								return end - begin


class 			lowerCamelCase_		:





				"""simple docstring"""







				def __init__(						self     ):
								SCREAMING_SNAKE_CASE__     							=				{}



				def   lowerCAmelCase__		(						self       ,		UpperCAmelCase__       ,		UpperCAmelCase__       ,		UpperCAmelCase__=1     ):
								# check if the u exists
								if self.graph.get(UpperCAmelCase__     ):
												# if there already is a edge
												if self.graph[u].count([w, v]     ) == 0:
																self.graph[u].append([w, v]     )
								else:
												# if u does not exist
												SCREAMING_SNAKE_CASE__     							=				[[w, v]]
								# add the other way
								if self.graph.get(UpperCAmelCase__     ):
												# if there already is a edge
												if self.graph[v].count([w, u]     ) == 0:
																self.graph[v].append([w, u]     )
								else:
												# if u does not exist
												SCREAMING_SNAKE_CASE__     							=				[[w, u]]



				def   lowerCAmelCase__		(						self       ,		UpperCAmelCase__       ,		UpperCAmelCase__     ):
								if self.graph.get(UpperCAmelCase__     ):
												for _ in self.graph[u]:
																if _[1] == v:
																				self.graph[u].remove(UpperCAmelCase__     )
        # the other way round
								if self.graph.get(UpperCAmelCase__     ):
												for _ in self.graph[v]:
																if _[1] == u:
																				self.graph[v].remove(UpperCAmelCase__     )



				def   lowerCAmelCase__		(						self       ,		UpperCAmelCase__=-2       ,		UpperCAmelCase__=-1     ):
								if s == d:
												return []
								SCREAMING_SNAKE_CASE__     							=				[]
								SCREAMING_SNAKE_CASE__     							=				[]
								if s == -2:
												SCREAMING_SNAKE_CASE__     							=				list(self.graph     )[0]
								stack.append(UpperCAmelCase__     )
								visited.append(UpperCAmelCase__     )
								SCREAMING_SNAKE_CASE__     							=				s

								while True:
												# check if there is any non isolated nodes
												if len(self.graph[s]     ) != 0:
																SCREAMING_SNAKE_CASE__     							=				s
																for node in self.graph[s]:
																				if visited.count(node[1]     ) < 1:
																								if node[1] == d:
																												visited.append(UpperCAmelCase__     )
																												return visited
																								else:
																												stack.append(node[1]     )
																												visited.append(node[1]     )
																												SCREAMING_SNAKE_CASE__     							=				node[1]
																												break

            # check if all the children are visited
												if s == ss:
																stack.pop()
																if len(UpperCAmelCase__     ) != 0:
																				SCREAMING_SNAKE_CASE__     							=				stack[len(UpperCAmelCase__     ) - 1]
												else:
																SCREAMING_SNAKE_CASE__     							=				ss

												# check if se have reached the starting point
												if len(UpperCAmelCase__     ) == 0:
																return visited



				def   lowerCAmelCase__		(						self       ,		UpperCAmelCase__=-1     ):
								if c == -1:
												SCREAMING_SNAKE_CASE__     							=				floor(random() * 1_0000     ) + 10
								for i in range(UpperCAmelCase__     ):
												# every vertex has max 100 edges
												for _ in range(floor(random() * 102     ) + 1     ):
																SCREAMING_SNAKE_CASE__     							=				floor(random() * c     ) + 1
																if n != i:
																				self.add_pair(UpperCAmelCase__       ,		UpperCAmelCase__       ,		1     )



				def   lowerCAmelCase__		(						self       ,		UpperCAmelCase__=-2     ):
								SCREAMING_SNAKE_CASE__     							=				deque()
								SCREAMING_SNAKE_CASE__     							=				[]
								if s == -2:
												SCREAMING_SNAKE_CASE__     							=				list(self.graph     )[0]
								d.append(UpperCAmelCase__     )
								visited.append(UpperCAmelCase__     )
								while d:
												SCREAMING_SNAKE_CASE__     							=				d.popleft()
												if len(self.graph[s]     ) != 0:
																for node in self.graph[s]:
																				if visited.count(node[1]     ) < 1:
																								d.append(node[1]     )
																								visited.append(node[1]     )
								return visited



				def   lowerCAmelCase__		(						self       ,		UpperCAmelCase__     ):
								return len(self.graph[u]     )



				def   lowerCAmelCase__		(						self     ):
								SCREAMING_SNAKE_CASE__     							=				[]
								SCREAMING_SNAKE_CASE__     							=				[]
								SCREAMING_SNAKE_CASE__     							=				list(self.graph     )[0]
								stack.append(UpperCAmelCase__     )
								visited.append(UpperCAmelCase__     )
								SCREAMING_SNAKE_CASE__     							=				-2
								SCREAMING_SNAKE_CASE__     							=				[]
								SCREAMING_SNAKE_CASE__     							=				s
								SCREAMING_SNAKE_CASE__     							=				False
								SCREAMING_SNAKE_CASE__     							=				set()

								while True:
												# check if there is any non isolated nodes
												if len(self.graph[s]     ) != 0:
																SCREAMING_SNAKE_CASE__     							=				s
																for node in self.graph[s]:
																				if (
																				    visited.count(node[1]     ) > 0
																				    and node[1] != parent
																				    and indirect_parents.count(node[1]     ) > 0
																				    and not on_the_way_back
																				):
																								SCREAMING_SNAKE_CASE__     							=				len(UpperCAmelCase__     ) - 1
																								while len_stack >= 0:
																												if stack[len_stack] == node[1]:
																																anticipating_nodes.add(node[1]     )
																																break
																												else:
																																anticipating_nodes.add(stack[len_stack]     )
																																len_stack -= 1
																				if visited.count(node[1]     ) < 1:
																								stack.append(node[1]     )
																								visited.append(node[1]     )
																								SCREAMING_SNAKE_CASE__     							=				node[1]
																								break

            # check if all the children are visited
												if s == ss:
																stack.pop()
																SCREAMING_SNAKE_CASE__     							=				True
																if len(UpperCAmelCase__     ) != 0:
																				SCREAMING_SNAKE_CASE__     							=				stack[len(UpperCAmelCase__     ) - 1]
												else:
																SCREAMING_SNAKE_CASE__     							=				False
																indirect_parents.append(UpperCAmelCase__     )
																SCREAMING_SNAKE_CASE__     							=				s
																SCREAMING_SNAKE_CASE__     							=				ss

												# check if se have reached the starting point
												if len(UpperCAmelCase__     ) == 0:
																return list(UpperCAmelCase__     )



				def   lowerCAmelCase__		(						self     ):
								SCREAMING_SNAKE_CASE__     							=				[]
								SCREAMING_SNAKE_CASE__     							=				[]
								SCREAMING_SNAKE_CASE__     							=				list(self.graph     )[0]
								stack.append(UpperCAmelCase__     )
								visited.append(UpperCAmelCase__     )
								SCREAMING_SNAKE_CASE__     							=				-2
								SCREAMING_SNAKE_CASE__     							=				[]
								SCREAMING_SNAKE_CASE__     							=				s
								SCREAMING_SNAKE_CASE__     							=				False
								SCREAMING_SNAKE_CASE__     							=				set()

								while True:
												# check if there is any non isolated nodes
												if len(self.graph[s]     ) != 0:
																SCREAMING_SNAKE_CASE__     							=				s
																for node in self.graph[s]:
																				if (
																				    visited.count(node[1]     ) > 0
																				    and node[1] != parent
																				    and indirect_parents.count(node[1]     ) > 0
																				    and not on_the_way_back
																				):
																								SCREAMING_SNAKE_CASE__     							=				len(UpperCAmelCase__     ) - 1
																								while len_stack_minus_one >= 0:
																												if stack[len_stack_minus_one] == node[1]:
																																anticipating_nodes.add(node[1]     )
																																break
																												else:
																																return True
																				if visited.count(node[1]     ) < 1:
																								stack.append(node[1]     )
																								visited.append(node[1]     )
																								SCREAMING_SNAKE_CASE__     							=				node[1]
																								break

            # check if all the children are visited
												if s == ss:
																stack.pop()
																SCREAMING_SNAKE_CASE__     							=				True
																if len(UpperCAmelCase__     ) != 0:
																				SCREAMING_SNAKE_CASE__     							=				stack[len(UpperCAmelCase__     ) - 1]
												else:
																SCREAMING_SNAKE_CASE__     							=				False
																indirect_parents.append(UpperCAmelCase__     )
																SCREAMING_SNAKE_CASE__     							=				s
																SCREAMING_SNAKE_CASE__     							=				ss

												# check if se have reached the starting point
												if len(UpperCAmelCase__     ) == 0:
																return False



				def   lowerCAmelCase__		(						self     ):
								return list(self.graph     )



				def   lowerCAmelCase__		(						self       ,		UpperCAmelCase__=-2       ,		UpperCAmelCase__=-1     ):
								SCREAMING_SNAKE_CASE__     							=				time()
								self.dfs(UpperCAmelCase__       ,		UpperCAmelCase__     )
								SCREAMING_SNAKE_CASE__     							=				time()
								return end - begin






				def   lowerCAmelCase__		(						self       ,		UpperCAmelCase__=-2     ):
								SCREAMING_SNAKE_CASE__     							=				time()
								self.bfs(UpperCAmelCase__     )
								SCREAMING_SNAKE_CASE__     							=				time()
								return end - begin




"""simple docstring"""






import argparse
import shlex

import runhouse as rh


if __name__ == "__main__":
	# Refer to https://runhouse-docs.readthedocs-hosted.com/en/latest/api/python/cluster.html#hardware-setup for cloud access
	# setup instructions, if using on-demand hardware

	# If user passes --user <user> --host <host> --key_path <key_path> <example> <args>, fill them in as BYO cluster
	# If user passes --instance <instance> --provider <provider> <example> <args>, fill them in as on-demand cluster
	# Throw an error if user passes both BYO and on-demand cluster args
	# Otherwise, use default values
	_lowerCamelCase     =  argparse.ArgumentParser()
	parser.add_argument('--user', type=str, default='ubuntu')
	parser.add_argument('--host', type=str, default='localhost')
	parser.add_argument('--key_path', type=str, default=None)
	parser.add_argument('--instance', type=str, default='V100:1')
	parser.add_argument('--provider', type=str, default='cheapest')
	parser.add_argument('--use_spot', type=bool, default=False)
	parser.add_argument('--example', type=str, default='pytorch/text-generation/run_generation.py')
	_lowerCamelCase     ,     _lowerCamelCase     =  parser.parse_known_args()
	if args.host != "localhost":
		if args.instance != "V100:1" or args.provider != "cheapest":
			raise ValueError('Cannot specify both BYO and on-demand cluster args')
		_lowerCamelCase     =  rh.cluster(
		    name='rh-cluster', ips=[args.host], ssh_creds={'ssh_user': args.user, 'ssh_private_key': args.key_path}
		)
	else:
		_lowerCamelCase     =  rh.cluster(
		    name='rh-cluster', instance_type=args.instance, provider=args.provider, use_spot=args.use_spot
		)
	_lowerCamelCase     =  args.example.rsplit('/', 1)[0]

	# Set up remote environment
	cluster.install_packages(['pip:./'])  # Installs transformers from local source
	# Note transformers is copied into the home directory on the remote machine, so we can install from there
	cluster.run([f"""pip install -r transformers/examples/{example_dir}/requirements.txt"""])
	cluster.run(['pip install torch --upgrade --extra-index-url https://download.pytorch.org/whl/cu117'])

	# Run example. You can bypass the CLI wrapper and paste your own code here.
	cluster.run([f"""python transformers/examples/{args.example} {' '.join(shlex.quote(arg) for arg in unknown)}"""])

	# Alternatively, we can just import and run a training function (especially if there's no wrapper CLI):
	# from my_script... import train
	# reqs = ['pip:./', 'torch', 'datasets', 'accelerate', 'evaluate', 'tqdm', 'scipy', 'scikit-learn', 'tensorboard']
	# launch_train_gpu = rh.function(fn=train,
	#                                system=gpu,
	#                                reqs=reqs,
	#                                name='train_bert_glue')
	#
	# We can pass in arguments just like we would to a function:
	# launch_train_gpu(num_epochs = 3, lr = 2e-5, seed = 42, batch_size = 16
	#                  stream_logs=True)
