554 lines
20 KiB
Python
554 lines
20 KiB
Python
import wandb
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import yaml
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import os
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import math
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import random
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import copy
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import re
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import itertools
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from collections.abc import *
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from functools import partial
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from multiprocessing import Process
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from threading import Thread
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import git
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import datetime
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from pprint import pprint
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import pdb
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d = pdb.set_trace
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REQUIRE_CONFIG_CONSUMED = False
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DEFAULT_START_METHOD = 'fork'
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DEFAULT_REINIT = True
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Parallelization_Primitive = Process # Thread
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try:
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import pyslurm
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except ImportError:
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slurm_avaible = False
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print('[!] Slurm not avaible.')
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else:
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slurm_avaible = True
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# TODO: Implement Testing
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# TODO: Implement Ablative
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class Slate():
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def __init__(self, runners):
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self.runners = {
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'void': Void_Runner,
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'printConfig': Print_Config_Runner,
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'pdb': PDB_Runner,
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}
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self.runners.update(runners)
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self._version = False
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self.sweep_id = None
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def load_config(self, filename, name):
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config, stack = self._load_config(filename, name)
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print('[i] Merged Configs: ', stack)
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self._config = copy.deepcopy(config)
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self.consume(config, 'vars', {})
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return config
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def _load_config(self, filename, name, stack=[]):
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stack.append(f'{filename}:{name}')
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with open(filename, 'r') as f:
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docs = yaml.safe_load_all(f)
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for doc in docs:
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if 'name' in doc:
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if doc['name'] == name:
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if 'import' in doc:
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imports = doc['import'].split(',')
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del doc['import']
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for imp in imports:
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if imp[0] == ' ':
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imp = imp[1:]
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if imp == "$":
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imp = ':DEFAULT'
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rel_path, *opt = imp.split(':')
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if len(opt) == 0:
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nested_name = 'DEFAULT'
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elif len(opt) == 1:
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nested_name = opt[0]
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else:
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raise Exception('Malformed import statement. Must be <import file:exp>, <import :exp>, <import file> for file:DEFAULT or <import $> for :DEFAULT.')
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nested_path = os.path.normpath(os.path.join(os.path.dirname(filename), rel_path)) if len(rel_path) else filename
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child, stack = self._load_config(nested_path, nested_name, stack=stack)
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doc = self.deep_update(child, doc)
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return doc, stack
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raise Exception(f'Unable to find experiment <{name}> in <{filename}>')
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def deep_update(self, d, u, traverse_dot_notation=True):
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for kstr, v in u.items():
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if traverse_dot_notation:
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ks = kstr.split('.')
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else:
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ks = [kstr]
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head = d
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for k in ks:
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if k in ['parameters']:
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traverse_dot_notation = False
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last_head = head
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if k not in head:
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head[k] = {}
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head = head[k]
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if isinstance(v, Mapping):
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last_head[ks[-1]] = self.deep_update(d.get(k, {}), v, traverse_dot_notation=traverse_dot_notation)
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else:
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last_head[ks[-1]] = v
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return d
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def expand_vars(self, string, delta_desc='BASE', **kwargs):
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if isinstance(string, str):
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rand = int(random.random()*99999999)
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if string == '{rand}':
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return rand
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return string.format(delta_desc=delta_desc, **kwargs, rand=rand)
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return string
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def apply_nested(self, d, f):
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for k, v in d.items():
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if isinstance(v, dict):
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self.apply_nested(v, f)
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elif isinstance(v, list):
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for i, e in enumerate(v):
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ptr = {'PTR': d[k][i]}
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self.apply_nested(ptr, f)
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d[k][i] = ptr['PTR']
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else:
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d[k] = f(v)
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def deep_expand_vars(self, dict, **kwargs):
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self.apply_nested(dict, lambda x: self.expand_vars(x, **kwargs))
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def consume(self, conf, key, default=None, expand=False, **kwargs):
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if key == '':
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if expand:
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self.deep_expand_vars(conf, config=self._config, **kwargs)
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elif type(conf) == str:
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while conf.find('{') != -1:
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conf = self.expand_vars(conf, config=self._config, **kwargs)
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return conf
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keys_arr = key.split('.')
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if len(keys_arr) == 1:
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k = keys_arr[0]
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if default != None:
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if isinstance(conf, Mapping):
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val = conf.get(k, default)
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else:
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if default != None:
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return default
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raise Exception('')
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else:
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val = conf[k]
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if k in conf:
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del conf[k]
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if expand:
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self.deep_expand_vars(val, config=self._config, **kwargs)
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elif type(val) == str:
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while val.find('{') != -1:
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val = self.expand_vars(val, config=self._config, **kwargs)
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return val
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child = conf.get(keys_arr[0], {})
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child_keys = '.'.join(keys_arr[1:])
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return self.consume(child, child_keys, default=default, expand=expand, **kwargs)
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def get_version(self):
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if not self._version:
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repo = git.Repo(search_parent_directories=True)
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sha = repo.head.object.hexsha
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self._version = sha
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return self._version
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def _calc_num_jobs(self, schedC, num_conv_versions):
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schedulerC = copy.deepcopy(schedC)
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reps = self.consume(schedulerC, 'repetitions', self.consume(schedulerC, 'reps_per_version', 1)*num_conv_versions)
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agents_per_job = self.consume(schedulerC, 'agents_per_job', 1)
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reps_per_agent = self.consume(schedulerC, 'reps_per_agent', 1)
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reps_per_job = reps_per_agent * agents_per_job
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jobs_needed = math.ceil(reps / reps_per_job)
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return jobs_needed
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def _reps_for_job(self, schedC, job_id, num_conv_versions):
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schedulerC = copy.deepcopy(schedC)
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num_jobs = self._calc_num_jobs(schedulerC, num_conv_versions)
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reps = self.consume(schedulerC, 'repetitions', self.consume(schedulerC, 'reps_per_version', 1)*num_conv_versions)
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if job_id == None:
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return list(range(0, reps))
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reps_for_job = [[]] * num_jobs
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for i in range(reps):
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reps_for_job[i % num_jobs].append(i)
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print('reps_for_job', reps_for_job)
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print(f'reps_for_job[{job_id}]', reps_for_job[job_id])
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return reps_for_job[job_id]
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def run_local(self, filename, name, job_id, sweep_id):
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config = self.load_config(filename, name)
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num_conv_versions = self._get_num_conv_versions(config)
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schedulerC = copy.deepcopy(config.get('scheduler', {}))
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rep_ids = self._reps_for_job(schedulerC, job_id, num_conv_versions)
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self.sweep_id = sweep_id
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self._init_sweep(config)
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self._fork_processes(config, rep_ids)
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def run_slurm(self, filename, name):
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assert slurm_avaible, 'pyslurm does not seem to be installed on this system.'
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config = self.load_config(filename, name)
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slurmC = self.consume(config, 'slurm', expand=True)
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schedC = self.consume(config, 'scheduler')
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s_name = self.consume(slurmC, 'name')
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num_conv_versions = self._get_num_conv_versions(config)
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# Pre Validation
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runnerName, _ = self.consume(config, 'runner'), self.consume(copy.deepcopy(config), 'wandb', {}, expand=True)
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if self.consume(slurmC, 'pre_validate', True):
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Runner = self.runners[runnerName]
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runner = Runner(self, config)
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runner.setup()
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self._init_sweep(config)
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self.consume(config, 'wandb')
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python_script = 'main.py'
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sh_lines = ['#!/bin/bash']
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sh_lines += self.consume(slurmC, 'sh_lines', [])
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if venv := self.consume(slurmC, 'venv', False):
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sh_lines += [f'source activate {venv}']
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sh_lines += [f'python3 {python_script} {filename} {name} -j $SLURM_ARRAY_TASK_ID --sweep_id {self.sweep_id}']
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script = "\n".join(sh_lines)
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num_jobs = self._calc_num_jobs(schedC, num_conv_versions)
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last_job_idx = num_jobs - 1
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num_parallel_jobs = min(self.consume(slurmC, 'num_parallel_jobs', num_jobs), num_jobs)
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array = f'0-{last_job_idx}%{num_parallel_jobs}'
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job = pyslurm.JobSubmitDescription(name=s_name, script=script, array=array, **slurmC)
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job_id = job.submit()
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print(f'[>] Job submitted to slurm with id {job_id}')
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with open('job_hist.log', 'a') as f:
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f.write(f'{filename}:{name} submitted to slurm with ids {job_id}_0-{num_jobs} on [git:{self.get_version()}] at {datetime.datetime.now()}\n')
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def _fork_processes(self, config, rep_ids):
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schedC = self.consume(config, 'scheduler', {})
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agents_per_job = self.consume(schedC, 'agents_per_job', 1)
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reps_per_agent = self.consume(schedC, 'reps_per_agent', 1)
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node_reps = len(rep_ids)
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num_p = min(agents_per_job, math.ceil(node_reps / reps_per_agent))
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if num_p == 1:
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print('[i] Running within main thread')
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self._run_process(config, rep_ids=rep_ids, p_ind=0)
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return
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procs = []
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reps_done = 0
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for p in range(num_p):
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print(f'[i] Spawning seperate thread/process ({p+1}/{num_p})')
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num_reps = min(node_reps - reps_done, reps_per_agent)
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proc_rep_ids = [rep_ids[i] for i in list(range(reps_done, reps_done+num_reps))]
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proc = Parallelization_Primitive(target=partial(self._run_process, config, rep_ids=proc_rep_ids, p_ind=p))
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proc.start()
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procs.append(proc)
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reps_done += num_reps
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for proc in procs:
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proc.join()
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print(f'[i] All threads/processes have terminated')
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def _init_sweep(self, config):
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if self.sweep_id == None and self.consume(config, 'sweep.enable', False):
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sweepC = self.consume(config, 'sweep')
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wandbC = copy.deepcopy(config['wandb'])
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project = self.consume(wandbC, 'project')
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self.sweep_id = wandb.sweep(
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sweep=sweepC,
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project=project
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)
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def _run_process(self, orig_config, rep_ids, p_ind):
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config = copy.deepcopy(orig_config)
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if self.consume(config, 'sweep.enable', False):
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wandbC = copy.deepcopy(config['wandb'])
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wandb.agent(self.sweep_id, function=partial(self._run_from_sweep, config, p_ind=p_ind), count=len(rep_ids))
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else:
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self.consume(config, 'sweep', {})
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self._run_single(config, rep_ids, p_ind=p_ind)
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def _run_single(self, orig_config, rep_ids, p_ind):
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print(f'[P{p_ind}] I will work on reps {rep_ids}')
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runnerName = self.consume(orig_config, 'runner')
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project = self.consume(orig_config, 'wandb.project', orig_config.get('project', orig_config.get('name')))
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Runner = self.runners[runnerName]
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for r in rep_ids:
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config = copy.deepcopy(orig_config)
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runnerConf = self._make_config_for_run(config, r)
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wandbC = self.consume(runnerConf, 'wandb', {}, expand=True, delta_desc=runnerConf.pop('delta_desc', 'BASE'))
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with wandb.init(
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project=project,
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config=copy.deepcopy(runnerConf),
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reinit=self.consume(wandbC, 'reinit', DEFAULT_REINIT),
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settings=wandb.Settings(**self.consume(wandbC, 'settings', {})),
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**wandbC
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) as run:
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runner = Runner(self, runnerConf)
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runner.setup()
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runner.run(run)
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if runnerConf != {}:
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msg = ('Config was not completely consumed: ', runnerConf)
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if REQUIRE_CONFIG_CONSUMED:
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raise Exception(msg)
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else:
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print(msg)
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orig_config = {}
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def _run_from_sweep(self, orig_config, p_ind):
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runnerName, wandbC = self.consume(orig_config, 'runner'), self.consume(orig_config, 'wandb', {}, expand=True)
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project = self.consume(wandbC, 'project')
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Runner = self.runners[runnerName]
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with wandb.init(
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project=project,
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reinit=self.consume(wandbC, 'reinit', DEFAULT_REINIT),
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settings=wandb.Settings(**self.consume(wandbC, 'settings', {})),
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**wandbC
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) as run:
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config = copy.deepcopy(orig_config)
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self.deep_update(config, wandb.config)
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run.config = copy.deepcopy(config)
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runner = Runner(self, config)
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runner.setup()
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runner.run(run)
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if config != {}:
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msg = ('Config was not completely consumed: ', config)
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if REQUIRE_CONFIG_CONSUMED:
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raise Exception(msg)
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else:
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print(msg)
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orig_config = {}
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def _make_configs_for_runs(self, config):
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c = copy.deepcopy(config)
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grid_versions = self._make_grid_versions(c)
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all_versions = self._make_ablative_versions(c, grid_versions)
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return all_versions
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def _get_num_conv_versions(self, config):
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return len(self._make_configs_for_runs(config))
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def _make_config_for_run(self, config, r):
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all_versions = self._make_configs_for_runs(config)
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i = r % len(all_versions)
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print(f'[d] Running version {i}/{len(all_versions)} in run {r}')
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cur_conf = all_versions[i]
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if 'ablative' in cur_conf:
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del cur_conf['ablative']
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return cur_conf
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def _make_grid_versions(self, config):
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if 'grid' in config:
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return params_combine(config, 'grid', itertools.product)
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return [config]
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def _make_ablative_versions(self, config, grid_versions):
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if 'ablative' in config:
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return grid_versions + ablative_expand(grid_versions)
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else:
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return grid_versions
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def from_args(self):
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import argparse
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parser = argparse.ArgumentParser()
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parser.add_argument("config_file", nargs='?', default=None)
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parser.add_argument("experiment", nargs='?', default='DEFAULT')
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parser.add_argument("-s", "--slurm", action="store_true")
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parser.add_argument("-w", "--worker", action="store_true")
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parser.add_argument("-j", "--job_id", default=None, type=int)
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parser.add_argument("--sweep_id", default=None, type=str)
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args = parser.parse_args()
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print(f'[i] I have job_id {args.job_id}')
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print(f'[i] Running on version [git:{self.get_version()}]')
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if args.worker:
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raise Exception('Not yet implemented')
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assert args.config_file != None, 'Need to supply config file.'
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if args.slurm:
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self.run_slurm(args.config_file, args.experiment)
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else:
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self.run_local(args.config_file, args.experiment, args.job_id, args.sweep_id)
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def params_combine(config: dict, key: str, iter_func):
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if iter_func is None:
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return [config]
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combined_configs = []
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# convert list/grid dictionary into flat dictionary, where the key is a tuple of the keys and the
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# value is the list of values
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tuple_dict = flatten_dict_to_tuple_keys(config[key])
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_param_names = ['.'.join(t) for t in tuple_dict]
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param_lengths = map(len, tuple_dict.values())
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# create a new config for each parameter setting
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for values in iter_func(*tuple_dict.values()):
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_config = copy.deepcopy(config)
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# Remove Grid/List Argument
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del _config[key]
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# Expand Grid/List Parameters
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for i, t in enumerate(tuple_dict.keys()):
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insert_deep_dictionary(d=_config, t=t, value=values[i])
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_config = extend_config_name(_config, _param_names, values)
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combined_configs.append(_config)
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return combined_configs
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def ablative_expand(conf_list):
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combined_configs = []
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for config in conf_list:
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tuple_dict = flatten_dict_to_tuple_keys(config['ablative'])
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_param_names = ['.'.join(t) for t in tuple_dict]
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for i, key in enumerate(tuple_dict):
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for val in tuple_dict[key]:
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_config = copy.deepcopy(config)
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insert_deep_dictionary(
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_config, key, val
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)
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_config = extend_config_name(_config, [_param_names[i]], [val])
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combined_configs.append(_config)
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return combined_configs
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def flatten_dict_to_tuple_keys(d: MutableMapping):
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flat_dict = {}
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for k, v in d.items():
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if isinstance(v, MutableMapping):
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sub_dict = flatten_dict_to_tuple_keys(v)
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flat_dict.update({(k, *sk): sv for sk, sv in sub_dict.items()})
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elif isinstance(v, MutableSequence):
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flat_dict[(k,)] = v
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return flat_dict
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def insert_deep_dictionary(d: MutableMapping, t: tuple, value):
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if type(t) is tuple:
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if len(t) == 1: # tuple contains only one key
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d[t[0]] = value
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else: # tuple contains more than one key
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if t[0] not in d:
|
|
d[t[0]] = dict()
|
|
insert_deep_dictionary(d[t[0]], t[1:], value)
|
|
else:
|
|
d[t] = value
|
|
|
|
|
|
def append_deep_dictionary(d: MutableMapping, t: tuple, value):
|
|
if type(t) is tuple:
|
|
if len(t) == 1: # tuple contains only one key
|
|
if t[0] not in d:
|
|
d[t[0]] = []
|
|
d[t[0]].append(value)
|
|
else: # tuple contains more than one key
|
|
if t[0] not in d:
|
|
d[t[0]] = dict()
|
|
append_deep_dictionary(d[t[0]], t[1:], value)
|
|
else:
|
|
d[t] = value
|
|
|
|
|
|
def extend_config_name(config: dict, param_names: list, values: list) -> dict:
|
|
_converted_name = convert_param_names(param_names, values)
|
|
|
|
config['delta_desc'] = config['delta_desc'] + '_' + _converted_name if 'delta_desc' in config else _converted_name
|
|
return config
|
|
|
|
|
|
def convert_param_names(_param_names: list, values: list) -> str:
|
|
_converted_name = '_'.join("{}{}".format(
|
|
shorten_param(k), v) for k, v in zip(_param_names, values))
|
|
# _converted_name = re.sub("[' \[\],()]", '', _converted_name)
|
|
_converted_name = re.sub("[' ]", '', _converted_name)
|
|
_converted_name = re.sub('["]', '', _converted_name)
|
|
_converted_name = re.sub("[(\[]", '_', _converted_name)
|
|
_converted_name = re.sub("[)\]]", '', _converted_name)
|
|
_converted_name = re.sub("[,]", '_', _converted_name)
|
|
return _converted_name
|
|
|
|
|
|
def shorten_param(_param_name):
|
|
name_parts = _param_name.split('.')
|
|
shortened_parts = '.'.join(map(lambda s: s[:3], name_parts[:-1]))
|
|
shortened_leaf = ''.join(map(lambda s: s[0], name_parts[-1].split('_')))
|
|
if shortened_parts:
|
|
return shortened_parts + '.' + shortened_leaf
|
|
else:
|
|
return shortened_leaf
|
|
|
|
|
|
class Slate_Runner():
|
|
def __init__(self, slate, config):
|
|
self.slate = slate
|
|
self.config = config
|
|
|
|
def setup(self):
|
|
pass
|
|
|
|
def run(self, run):
|
|
pass
|
|
|
|
|
|
class Print_Config_Runner(Slate_Runner):
|
|
def run(self, run):
|
|
slate, config = self.slate, self.config
|
|
|
|
pprint(config)
|
|
print('---')
|
|
pprint(slate.consume(config, '', expand=True))
|
|
for k in list(config.keys()):
|
|
del config[k]
|
|
|
|
|
|
class Void_Runner(Slate_Runner):
|
|
def run(self, run):
|
|
slate, config = self.slate, self.config
|
|
for k in list(config.keys()):
|
|
del config[k]
|
|
|
|
|
|
class PDB_Runner(Slate_Runner):
|
|
def run(self, run):
|
|
d()
|
|
|
|
|
|
if __name__ == '__main__':
|
|
raise Exception('You are using it wrong...')
|