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LehmerPy.py
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LehmerPy.py
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# -*- coding: utf-8 -*-
# Copyright (c) 2020 Benjamin Yao
# Licenced under the GNU GPL 3.0
import os
import sys
import platform
import time
#Global initialize
p_start_int = 2
max_p_value = 10**31
core_count = os.cpu_count()
arguments = sys.argv
release_ver = platform.release()
try:
release_ver = int(release_ver)
version_get = True
except:
release_ver = 10
version_get = False
os.system('') # Make sure all threads do this
class colors:
def __init__(self, sysType=None):
os.system('') # Somehow this lets ANSI escape codes work
self.sysType = sysType
self.purple = '\033[95m'
self.cyan = '\033[96m'
self.darkcyan = '\033[36m'
self.blue = '\033[94m'
self.green = '\033[92m'
self.yellow = '\033[93m'
self.red = '\033[91m'
self.bold = '\033[1m'
self.underline = '\033[4m'
self.end = '\033[0m'
def rmcolor(self):
self.purple = ''
self.cyan = ''
self.darkcyan = ''
self.blue = ''
self.green = ''
self.yellow = ''
self.red = ''
self.bold = ''
self.underline = ''
self.end = ''
def encolor(self):
self.purple = '\033[95m'
self.cyan = '\033[96m'
self.darkcyan = '\033[36m'
self.blue = '\033[94m'
self.green = '\033[92m'
self.yellow = '\033[93m'
self.red = '\033[91m'
self.bold = '\033[1m'
self.underline = '\033[4m'
self.end = '\033[0m'
def clear(self):
if self.sysType == None:
print('\x1b[2J\x1b[H')
try:
if self.sysType == "nt":
os.system('cls')
elif self.sysType == "posix" or self.sysType == "java":
os.system('clear')
else:
print('\x1b[2J\x1b[H')
except Exception:
pass
colors = colors(os.name) # os.name is optional but when used it reduces random times when ANSI codes dont work
def wait(waitsetc):
if waitsetc == 2:
print("Retry? (Y/N)...\n", end="\r")
rpl = str(input())
if rpl == "y" or rpl == "Y" or rpl == "Yes" or rpl == "yes" or rpl == "ys":
return False
else:
return True
if waitsetc == 1:
print("Press enter to continue...", end="\r")
wait = str(input())
if waitsetc == 0:
try:
wait = str(input("\nPress enter to exit..."))
sys.exit(0)
except:
sys.exit(0)
def ll(p):
s = 4
m = (1 << p) - 1
for _ in range(0, p-2):
sqr = s*s
s = (sqr & m) + (sqr >> p)
if s >= m:
s -= m
s -= 2
return s
def ll_hm(p):
s = 4
m = 2**p - 1
for _ in range(0, p-2):
sqr = s*s
s = (sqr & m) + (sqr >> p)
if s >= m:
s -= m
s -= 2
return s
def Lucas_lehmer_confirm(p, passes, start_var, var, Mersenne_confirm_status, finished, ex, residue, arguments, memstat):
try:
if "-dc" in arguments or (version_get and release_ver < 10):
colors.rmcolor()
try:
expand_1 = "2^" if ex else ""
expand_2 = "-1" if ex else ""
mstr = "" if ex else "M"
except BaseException:
expand_1 = ""
expand_2 = ""
mstr = "M"
for counter in range(start_var+1, passes + 1, var):
s = 4
if memstat:
m = 2**p - 1
else:
m = (1 << p) - 1
for _ in range(0, p-2):
sqr = s*s
s = (sqr & m) + (sqr >> p)
if s >= m:
s -= m
s -= 2
if s == 0:
print(time.ctime(), colors.green+f" Pass {counter} completed, {expand_1}{mstr}{p}{expand_2} is a Mersenne Prime"+colors.end, end="\n")
Mersenne_confirm_status.put_nowait(0)
else:
print(time.ctime(), colors.yellow+f" Pass {counter} completed, {expand_1}{mstr}{p}{expand_2} is not a Mersenne Prime"+colors.end, end="\n")
Mersenne_confirm_status.put_nowait(1)
residue.put_nowait([counter, s])
except MemoryError:
print(f"{time.ctime()} Worker {start_var+1}: {colors.red}ERROR FATAL: MemoryError{colors.end} ", end="\n")
except KeyboardInterrupt:
pass
finally:
finished.put_nowait(1)
def Lucas_lehmer_prog_main_range(p_start_int, start_var, var, maximum, Mersenne_primes_queue, finished, ex, odd, arguments, maxspeed, progress, memstat):
try:
if "-dc" in arguments or (version_get and release_ver < 10):
colors.rmcolor()
try:
expand_1 = "2^" if ex else ""
expand_2 = "-1" if ex else ""
mstr = "" if ex else "M"
except BaseException:
expand_1 = ""
expand_2 = ""
mstr = "M"
if odd or maxspeed:
var_sub = 1 if p_start_int % 2 == 0 else 0
for p in range(p_start_int + start_var*2-var_sub, maximum + 1, var*2):
if progress != "progress":
progress.put_nowait("")
s = 4
if memstat:
m = 2**p - 1
else:
m = (1 << p) - 1
for _ in range(0, p-2):
sqr = s*s
s = (sqr & m) + (sqr >> p)
if s >= m:
s -= m
s -= 2
if s == 0:
Mersenne_primes_queue.put_nowait(p)
print(str(time.ctime()), colors.green+f" Mersenne Prime Found: {expand_1}{mstr}{p}{expand_2}"+ colors.end, end="\n")
p += core_count
else:
for p in range(p_start_int + start_var, maximum + 1, var):
if progress != "progress":
progress.put_nowait("")
s = 4
if memstat:
m = 2**p - 1
else:
m = (1 << p) - 1
for _ in range(0, p-2):
sqr = s*s
s = (sqr & m) + (sqr >> p)
if s >= m:
s -= m
s -= 2
if s == 0:
Mersenne_primes_queue.put_nowait(p)
print(str(time.ctime()), colors.green+f" Mersenne Prime Found: {expand_1}{mstr}{p}{expand_2}"+ colors.end, end="\n")
p += core_count
except MemoryError:
print(f"{time.ctime()} Worker {start_var+1}: {colors.red}ERROR FATAL: MemoryError{colors.end} ", end="\n")
except KeyboardInterrupt:
pass
finally:
finished.put_nowait(1)
# This is the Wheel animation
def loading_animation(wait_between, finished, core_count, progress, start, finish, multiplier):
if not(progress == "progress"):
while finished.qsize() != core_count:
try:
progress_stat = progress.qsize()*multiplier + start - 1
print("| ", progress_stat, end="\r")
time.sleep(wait_between)
print("/ ", progress_stat, end="\r")
time.sleep(wait_between)
print("- ", progress_stat, end="\r")
time.sleep(wait_between)
print("\ ", progress_stat, end="\r")
time.sleep(wait_between)
except :
continue
else:
try:
while finished.qsize() != core_count:
print("| ", end="\r")
time.sleep(wait_between)
print("/ ", end="\r")
time.sleep(wait_between)
print("- ", end="\r")
time.sleep(wait_between)
print("\ ", end="\r")
time.sleep(wait_between)
except KeyboardInterrupt:
pass
try:
print(f" {len(str(progress_stat))*' '}", end="\r")
except KeyboardInterrupt:
sys.exit(0)
except:
print(f" ", end="\r")
def main():
#Default Values Initialize phase
#Display primes as exponents
#Default False
ex = False # -e
individual_output = False # -io
#LehmerPy V1.7 Development Beta
#Const
VERSION = 17
BETA = False
#Animation Speed - Smaller value = faster, -1 = off
#Default 0.1
loadani_speed = 0.1 # -l
odd = True # -all or -ms
out_file = False # -o
maxspeed = False # -ms
# Global Vars
global p_start_int
global max_p_value
global core_count
global arguments
global release_ver
global version_get
global ll
global ll_hm
#Initialize Phase
file_path = str(__file__)
residue_list = []
Mersenne_confirm_error = []
Mersenne_primes = []
perm_stat = True
slash1 = "\ "
slash2 = "/"
doubleslash = slash1[0]*2
reserved = ["reserved", "/", "?", "%", "*", ":", "|", "<", ">", '"', "-"]
reserved[0] = slash1[0]
fstart = file_path.rfind(slash1[0])
if fstart == -1:
fstart = file_path.rfind(slash2)
file_name = file_path[fstart+1:len(file_path)]
file_path = file_path.replace(file_name, "", 1)
file_name = file_name[0:file_name.rfind(".")]
custom_file = "output.txt"
premquit = False
multiplier = 1
high_memory = False
import hashlib
hash_md5 = hashlib.md5()
# CMD arguments get dealt with here
if "-all" in arguments:
odd = False
if "-dc" in arguments or (version_get and release_ver < 10):
colors.rmcolor()
else:
colors.encolor()
if "-e" in arguments:
ex = True
if "-io" in arguments:
individual_output = True
if "-j" in arguments:
try:
core_count = int(arguments[arguments.index("-j") + 1])
except:
pass
if core_count <= 0:
core_count = 1
else:
for x in arguments:
x = str(x)
if "-j" in x and len(x) > 2:
try:
core_count = int(x[2:])
except:
pass
break
if core_count <= 0:
core_count = 1
if "-l" in arguments:
try:
loadani_speed = float(arguments[arguments.index("-l") + 1])
except:
pass
else:
for x in arguments:
x = str(x)
if "-l" in x and len(x) > 2:
try:
loadani_speed = float(x[2:])
break
except:
pass
if "-o" in arguments:
out_file = True
try:
custom_file_str = str(arguments[arguments.index("-o") + 1])
if not(any(check in custom_file_str for check in reserved)):
if not(".txt" in custom_file_str[len(custom_file_str)-4:len(custom_file_str)]):
custom_file = custom_file_str + ".txt"
else:
custom_file = custom_file_str
except:
pass
else:
for x in arguments:
x = str(x)
if "-o" in x and len(x) > 2:
custom_file_str = str(x[2:])
out_file = True
if not(any(check in custom_file_str for check in reserved)):
if not(".txt" in custom_file_str[len(custom_file_str)-4:len(custom_file_str)]):
custom_file = custom_file_str + ".txt"
else:
custom_file = custom_file_str
break
if "-ms" in arguments:
maxspeed = True
loadani_speed = -1
odd = True
try:
dc = " " if release_ver < 10 and version_get else " [-dc]"
except:
pass
if "-np" in arguments:
noprocess = True
else:
import multiprocessing
from multiprocessing import Process, Queue
multiprocessing.freeze_support()
multiprocessing.set_start_method('spawn')
Mersenne_primes_queue = Queue()
Mersenne_confirm_status = Queue()
finished = Queue()
manager = multiprocessing.Manager()
residue = manager.Queue()
noprocess = False
if "/?" in arguments or "?" in arguments:
print("\n")
print(f"Usage: {file_name} [-all]{dc} [-e] [-io] [-j int] [-l float] [-ms]")
print(f"{' '*len(file_name)} [-np] [-o name]")
print("\n")
print("Options:")
print(" -all Tests all numbers")
if dc == " [-dc]":
print(" -dc Disables ANSI colors")
print(" -e Displays Mersenne primes as a power")
print(" -io Individualy outputs numbers as separate text files")
print(" -j int Threads to use")
print(" -l float Speed of progress wheel")
print(" -ms Use for maximum speed and efficiency")
print(" -np Disables multiprocessing")
print(" -o name Save output to txt. name is optional")
print("\n")
sys.exit(0)
colors.clear()
# ASCII Art
# 4x
ascii_art = [r"""_/\\\_____________________________/\\\___________________________________________________________/\\\\\\\\\\\\\_________________
_\/\\\____________________________\/\\\__________________________________________________________\/\\\/////////\\\_______________
_\/\\\____________________________\/\\\__________________________________________________________\/\\\_______\/\\\____/\\\__/\\\_
_\/\\\_________________/\\\\\\\\__\/\\\____________/\\\\\__/\\\\\_______/\\\\\\\\___/\\/\\\\\\\__\/\\\\\\\\\\\\\/____\//\\\/\\\__
_\/\\\_______________/\\\/////\\\_\/\\\\\\\\\\___/\\\///\\\\\///\\\___/\\\/////\\\_\/\\\/////\\\_\/\\\/////////_______\//\\\\\___
_\/\\\______________/\\\\\\\\\\\__\/\\\/////\\\_\/\\\_\//\\\__\/\\\__/\\\\\\\\\\\__\/\\\___\///__\/\\\_________________\//\\\____
_\/\\\_____________\//\\///////___\/\\\___\/\\\_\/\\\__\/\\\__\/\\\_\//\\///////___\/\\\_________\/\\\______________/\\_/\\\_____
_\/\\\\\\\\\\\\\\\__\//\\\\\\\\\\_\/\\\___\/\\\_\/\\\__\/\\\__\/\\\__\//\\\\\\\\\\_\/\\\_________\/\\\_____________\//\\\\/______
_\///////////////____\//////////__\///____\///__\///___\///___\///____\//////////__\///__________\///_______________\////________""",
r""" _ _ _____
| | | | | __ \
| | ___| |__ _ __ ___ ___ _ __| |__) | _
| | / _ \ '_ \| '_ ` _ \ / _ \ '__| ___/ | | |
| |___| __/ | | | | | | | | __/ | | | | |_| |
|______\___|_| |_|_| |_| |_|\___|_| |_| \__, |
__/ |
|___/ """,
r""" ____ .__ __________
| | ____ | |__ _____ __________\______ \___.__.
| | _/ __ \| | \ / \_/ __ \_ __ \ ___< | |
| |__\ ___/| Y \ Y Y \ ___/| | \/ | \___ |
|_______ \___ >___| /__|_| /\___ >__| |____| / ____|
\/ \/ \/ \/ \/ \/ """,
r""" __ __ ____
/ / ___ / /_ ____ ___ ___ _____/ __ \__ __
/ / / _ \/ __ \/ __ `__ \/ _ \/ ___/ /_/ / / / /
/ /___/ __/ / / / / / / / / __/ / / ____/ /_/ /
/_____/\___/_/ /_/_/ /_/ /_/\___/_/ /_/ \__, /
/____/ """]
if version_get and (release_ver < 10): ascii_art.pop(0)
ascii_art_op = int(time.time()*100) % len(ascii_art)
print(colors.bold+ascii_art[ascii_art_op]+colors.end)
print("\n\n")
VERSION /= 10
if BETA:
BETA = "b"
else:
BETA = ""
print(f"v{VERSION}{BETA}\n")
print("1:"+colors.bold+"R"+colors.end+"ange - Will Calculate Mersenne Primes in a specific range")
print("2:"+colors.bold+"C"+colors.end+"onfirm - Will Confirm if a number is a Mersenne Prime or not")
try:
mode = input("MODE:")
except:
sys.exit(0)
# Range
if str(mode) == "1" or mode == "range" or mode == "Range" or mode == "R" or mode == "r":
print("\nRange")
try:
p_start_int = input("MIN:")
except:
pass
try:
max_p_value = input("MAX:")
except:
sys.exit(0)
try:
p_start_int = int(p_start_int)
max_p_value = int(max_p_value)
except:
if "," in str(p_start_int):
p_start_int = str(p_start_int)
p_start_int = p_start_int.replace(",","")
if "," in str(max_p_value):
max_p_value = str(max_p_value)
max_p_value = max_p_value.replace(",","")
try:
p_start_int = int(p_start_int)
max_p_value = int(max_p_value)
except:
sys.exit(0)
if p_start_int <= 2: p_start_int = 2
if p_start_int >= ((1 << 32) - 1) or max_p_value >= ((1 <<32) - 1): high_memory = True
print("\n")
if not noprocess:
fallback_core_count = 2
if "-1" in str(loadani_speed):
progress = "progress"
start = p_start_int
finish = 1
else:
progress = multiprocessing.JoinableQueue()
print(f"{platform.processor()}\n")
multiplier = 2 if odd or maxspeed else 1
if core_count <= 0:
print(str(time.ctime())," "+colors.red+"ERROR: Unable to retreive core count"+colors.end)
print(str(time.ctime()),colors.yellow+f" Setting core count to {fallback_core_count}"+colors.end)
core_count = fallback_core_count
if high_memory:
print(f"{time.ctime()}{colors.yellow} WARNING: Memory usage will be higher than expected{colors.end}")
start_date = time.ctime()
start_time = time.time()
for num in range(core_count):
print(str(time.ctime()), " Starting Workers")
multi = Process(target=Lucas_lehmer_prog_main_range, name=f"Worker {num + 1}", args=(p_start_int, num, core_count, max_p_value, Mersenne_primes_queue, finished, ex, odd, arguments, maxspeed, progress, high_memory))
multi.start()
if not "-1" in str(loadani_speed):
loadani = Process(target=loading_animation, name="LoadingAnimation", args=(loadani_speed, finished, core_count, progress, p_start_int, max_p_value, multiplier))
loadani.start()
while finished.qsize() != core_count:
try:
time.sleep(0.0001)
except KeyboardInterrupt:
break
except:
continue
if not "-1" in str(loadani_speed):
loadani.terminate()
loadani.join()
for num in range(core_count):
print(str(time.ctime()), " Stopping Workers")
multi.terminate()
multi.join()
end_time = time.time()
end_date = time.ctime()
print(str(time.ctime()), " Finishing")
try:
while not progress.empty():
progress.get_nowait()
except AttributeError:
pass
while not Mersenne_primes_queue.empty():
Mersenne_primes.append(Mersenne_primes_queue.get_nowait())
Mersenne_primes.sort()
else:
print(f"{platform.processor()}\n")
print(f"{time.ctime()} Starting")
if high_memory:
ll = ll_hm
print(f"{time.ctime()}{colors.yellow} WARNING: Memory usage will be higher than expected{colors.end}")
try:
expand_1 = "2^" if ex else ""
expand_2 = "-1" if ex else ""
mstr = "" if ex else "M"
except BaseException:
expand_1 = ""
expand_2 = ""
mstr = "M"
start_date = time.ctime()
start_time = time.time()
try:
if odd or maxspeed:
p_start_int -= 1 if p_start_int % 2 == 0 else 0
for p in range(p_start_int, max_p_value + 1, 2):
if ll(p) == 0:
print(time.ctime()+colors.green+f" Mersenne Prime Found: {expand_1}{mstr}{p}{expand_2}"+colors.end)
Mersenne_primes.append(p)
else:
for p in range(p_start_int, max_p_value):
if ll(p) == 0:
print(time.ctime()+colors.green+f" Mersenne Prime Found: {expand_1}{mstr}{p}{expand_2}"+colors.end)
Mersenne_primes.append(p)
except MemoryError:
print(f"{time.ctime()} {colors.red}ERROR FATAL: MemoryError{colors.end}")
except KeyboardInterrupt:
pass
print(f"{time.ctime()} Finishing")
end_time = time.time()
end_date = time.ctime()
time_taken = float('%.4f'%(end_time - start_time))
unit = "seconds"
if time_taken >= 600:
time_taken /= 60
unit = "minutes"
if time_taken >= 600:
time_taken /= 60
unit = "hours"
if time_taken >= 240:
time_taken /= 24
unit = "days"
if time_taken >= 70:
time_taken /= 7
unit = "weeks"
print(f"\nCompute Time: {time_taken} {unit}\n")
plural = "" if len(Mersenne_primes) == 1 else "s"
print(f"{colors.underline}{colors.bold}Mersenne Prime{plural}{colors.end}{colors.end}")
for x in Mersenne_primes:
print(f"2^{x}-1 = {2**x-1}\n")
print(f"\n\n{colors.bold}{colors.underline}Perfect Number{plural}{colors.end}{colors.end}")
for x in Mersenne_primes:
print(f"2^{x - 1} · (2^{x}-1) = {(2**(x-1))*(2**x-1)}\n")
if individual_output == True:
print("\n")
primeLength = Mersenne_primes.index(max(Mersenne_primes))
for prime in Mersenne_primes:
ioname = f"M{prime}.txt"
try:
with open(file_path+f"M{prime}.txt", "r", encoding='utf-8') as indread:
if os.path.exists(file_path+f"M{prime}.txt"):
indread.seek(0)
contents = indread.read()
if str(2**prime-1) != str(contents):
print(f"Changing contents of {file_path + ioname} ", end="")
while perm_stat:
try:
with open(file_path+f"M{prime}.txt", "w") as indout:
indout.write(str(2**prime-1))
perm_stat = False
with open(file_path + ioname, "rb") as f:
for chunk in iter(lambda: f.read(4096), b""):
hash_md5.update(chunk)
print(f"{' '*(primeLength-len(str(ioname))+12)}{hash_md5.hexdigest()}")
except PermissionError:
print(colors.red+"ERROR: Permission to write to file denied"+colors.end)
if wait(2):
perm_stat = False
except IOError:
print(colors.red+"ERROR: I/O Error"+colors.end)
if wait(2):
perm_stat = False
perm_stat = True
else:
print(f"{ioname} already exists ", end="")
with open(file_path + ioname, "rb") as f:
for chunk in iter(lambda: f.read(4096), b""):
hash_md5.update(chunk)
print(f"{' '*(primeLength-len(str(ioname))+12)}{hash_md5.hexdigest()}")
except FileNotFoundError:
while perm_stat:
try:
print(f"Generating {ioname} ", end="")
with open(file_path+f"M{prime}.txt", "w") as indout:
indout.write(str(2**prime-1))
perm_stat = False
with open(file_path + ioname, "rb") as f:
for chunk in iter(lambda: f.read(4096), b""):
hash_md5.update(chunk)
print(f"{' '*(primeLength-len(str(ioname))+12)}{hash_md5.hexdigest()}")
except PermissionError:
print(colors.red+"ERROR: Permission to write to file denied"+colors.end)
if wait(2):
perm_stat = False
except IOError:
print(colors.red+"ERROR: I/O Error"+colors.end)
if wait(2):
perm_stat = False
perm_stat = True
print("\n", end="")
if out_file:
print("\n")
while perm_stat:
try:
if os.path.exists(file_path + custom_file):
print(f"Writing to file at {file_path}{custom_file}")
original_size = os.path.getsize(file_path + custom_file)
else:
print(f"Generating file at {file_path}{custom_file}")
original_size = 0
with open(file_path + custom_file,"a") as output:
output.write("\n")
perm_stat = False
except PermissionError:
print(colors.red+"ERROR: Permission to write to file denied"+colors.end)
if wait(2):
perm_stat = False
except IOError:
print(colors.red+"ERROR: I/O Error"+colors.end)
if wait(2):
perm_stat = False
with open(file_path + custom_file,"a") as output:
output.write("\n\n---------------------------------------------------------------------------------------\n")
output.write(f"{file_name} v{VERSION}{BETA} Args: ")
for w in range(1, len(arguments)):
output.write(f"{arguments[w]} ")
output.write(f"\n{platform.processor()}\n")
output.write(f"Mode: Range from {p_start_int} to {max_p_value}\n")
output.write(f"Start: {start_date} End: {end_date}\n")
output.write(f"Compute Time: {time_taken} {unit}\n")
for x in Mersenne_primes:
plural = " " if len(str(2**int(x)-1)) == 1 else "s"
output.write(f"\n2^{x}-1 --- {len(str(2**x-1))} Digit{plural}\n")
output.write(f"{2**x-1}\n")
plural = "" if len(Mersenne_primes) == 1 else "s"
output.write(f"\nPerfect Number{plural}\n")
for x in Mersenne_primes:
output.write(f"2^{x - 1} · (2^{x}-1)\n{(2**(x-1))*(2**x-1)}\n\n")
output.write("---------------------------------------------------------------------------------------")
if not perm_stat:
modified_size = os.path.getsize(file_path + custom_file)
sign = "-" if modified_size - original_size < 0 else "+"
plural = "" if modified_size - original_size == 0 else "s"
print(f"{colors.green}Success{colors.end}\n{custom_file} {sign}{modified_size-original_size} Byte{plural}")
print("\n")
wait(0)
# Confirm Mode
if str(mode) == "2" or mode == "confirm" or mode == "Confirm" or mode == "C" or mode == "c":
print("\nConfirmation")
try:
p = input("Confirm:")
except:
pass
try:
passes = input("Passes:")
except:
sys.exit(0)
try:
p = int(p)
passes = int(passes)
except:
if "," in str(p):
p = str(p)
p = p.replace(",","")
if "," in str(passes):
passes = str(passes)
passes = passes.replace(",","")
try:
p = int(p)
passes = int(passes)
except:
sys.exit(0)
if passes <= 0 or p <= 0: sys.exit(0)
if p >= ((1 << 32) - 1): high_memory = True
if not noprocess:
fallback_core_count = 2
print(f"\n\n{platform.processor()}\n")
if core_count <= 0:
print(str(time.ctime())," "+colors.red+"ERROR: Unable to retreive core count"+colors.end)
print(str(time.ctime()),colors.yellow+f" Setting core count to {fallback_core_count}"+colors.end)
core_count = fallback_core_count
if passes <= core_count:
core_count = int(passes)
if core_count <= 0:
core_count = 1
progress = "progress"
start = 0
finish = 0
if high_memory:
print(f"{time.ctime()}{colors.yellow} WARNING: Memory usage will be higher than expected{colors.end}")
start_date = time.ctime()
start_time = time.time()
for num in range(core_count):
plural = " " if passes == 1 else "s"
print(time.ctime(),f" Starting Worker{plural}")
multi = Process(target=Lucas_lehmer_confirm, name=f"Worker {num + 1}", args=(p, passes, num, core_count, Mersenne_confirm_status, finished, ex, residue, arguments, high_memory))
multi.start()
if not "-1" in str(loadani_speed):
loadani = Process(target=loading_animation, name="LoadingAnimation", args=(loadani_speed, finished, core_count, progress, start, finish, multiplier))
loadani.start()
while finished.qsize() != core_count:
try:
time.sleep(0.0001)
except KeyboardInterrupt:
premquit = True
break
except:
continue
end_time = time.time()
end_date = time.ctime()
for num in range(core_count):
print(str(time.ctime()) +f" Stopping Worker{plural}")
multi.terminate()
multi.join()
print(str(time.ctime())+" Finishing")
if not "-1" in str(loadani_speed):
loadani.terminate()
loadani.join()
while not Mersenne_confirm_status.empty():
Mersenne_confirm_error.append(Mersenne_confirm_status.get_nowait())
else:
print(f"\n\n{platform.processor()}\n")
print(f"{time.ctime()} Starting")
if high_memory:
ll = ll_hm
print(f"{time.ctime()}{colors.yellow} WARNING: Memory usage will be higher than expected{colors.end}")
try:
expand_1 = "2^" if ex else ""
expand_2 = "-1" if ex else ""
mstr = "" if ex else "M"
except BaseException:
expand_1 = ""
expand_2 = ""
mstr = "M"
start_date = time.ctime()
start_time = time.time()
try:
for x in range(1, passes + 1):
lres = ll(p)
if lres == 0:
print(time.ctime(), colors.green+f" Pass {x} completed, {expand_1}{mstr}{p}{expand_2} is a Mersenne Prime"+colors.end)
Mersenne_confirm_error.append(0)
else:
print(time.ctime(), colors.yellow+f" Pass {x} completed, {expand_1}{mstr}{p}{expand_2} is not a Mersenne Prime"+colors.end)
Mersenne_confirm_error(1)
residue_list.append([x, lres])
except MemoryError:
print(f"{time.ctime()} {colors.red}ERROR FATAL: MemoryError{colors.end}")
except KeyboardInterrupt:
pass
print(f"{time.ctime()} Finishing")
end_time = time.time()
end_date = time.ctime()
time_taken = float('%.4f'%(end_time - start_time))
unit = "seconds"
if time_taken >= 600:
time_taken /= 60
unit = "minutes"
if time_taken >= 600:
time_taken /= 60
unit = "hours"
if time_taken >= 240:
time_taken /= 24
unit = "days"
if time_taken >= 70:
time_taken /= 7
unit = "weeks"
print(f"\nCompute Time: {time_taken} {unit}\n")
if not noprocess:
while not residue.empty():
residue_list.append(residue.get_nowait())
residue_list.sort(key=lambda x: x[0])
try:
# for res in residue_list:
# print(f"Pass {res[0]}, Residue {res[1]}")
padding = len(str(max(residue_list, key=lambda k:k[1]))) + len(str(residue_list.index(max(residue_list, key=lambda k:k[1])))) + 8
columns = 3 if not(version_get and release_ver < 10) else 1 # + 1
col_var = int((columns + 1)/2)
st_length = 0
high_sec = 0
rows = len(residue_list) // columns + len(residue_list) % columns
for print_var in range(0,len(residue_list)*columns+1, col_var):
try:
ind_variation = 0
for sp_var in range(0,rows*columns+1,rows):
st_length = len(str(residue_list[print_var+print_var + ind_variation][0])) + len(str(residue_list[print_var+print_var + ind_variation][1]))
print(f"Pass {residue_list[print_var+print_var + ind_variation][0]}, Residue {residue_list[print_var+print_var + ind_variation][1]} {' '*(padding - st_length)}", end="")
high_sec = print_var+print_var + ind_variation
ind_variation += 1
print("\n",end="")
except IndexError:
break
for print_var in range(high_sec + 1, len(residue_list)):
st_length = len(str(residue_list[print_var][0])) + len(str(residue_list[print_var][1]))
print(f"Pass {residue_list[print_var][0]}, Residue {residue_list[print_var][1]} {' '*(padding - st_length)}", end="")
print("\n", end="")
if max(residue_list, key=lambda x: x[1]) == min(residue_list, key=lambda x: x[1]):
error = False
if max(Mersenne_confirm_error) == 0:
print(f"\n{colors.underline}{colors.bold}Mersenne Prime{colors.end}{colors.end}\n2^{p}-1 = {2**p - 1}")
if not error:
print("No errors detected")
print(f"\n{colors.underline}{colors.bold}Perfect Number{colors.end}{colors.end}\n2^{p - 1} · (2^{p}-1) = {(2**(p-1))*(2**p-1)}")
else:
print(f"\n{colors.underline}{colors.bold}Mersenne Number{colors.end}{colors.end}\n2^{p}-1 = {2**p - 1}")
else:
print("Error Detected")
error = True
except ValueError:
print(colors.red+"ERROR: Premature Quit"+colors.end)
sys.exit(0)
print("\n")
if individual_output and max(Mersenne_confirm_error) == 0:
print("\n", end="")
primeLength = len(str(p))
prime = p
ioname = f"M{prime}.txt"
try:
with open(file_path+f"M{prime}.txt", "r", encoding='utf-8') as indread:
if os.path.exists(file_path+f"M{prime}.txt"):
indread.seek(0)
contents = indread.read()
if str(2**prime-1) != str(contents):
print(f"Changing contents of {file_path + ioname} ", end="")
while perm_stat:
try:
with open(file_path+f"M{prime}.txt", "w") as indout:
indout.write(str(2**prime-1))
perm_stat = False
with open(file_path + ioname, "rb") as f:
for chunk in iter(lambda: f.read(4096), b""):
hash_md5.update(chunk)
print(f"{' '*(primeLength-len(str(ioname))+12)}{hash_md5.hexdigest()}")
except PermissionError:
print(colors.red+"ERROR: Permission to write to file denied"+colors.end)
if wait(2):
perm_stat = False
except IOError:
print(colors.red+"ERROR: I/O Error"+colors.end)
if wait(2):
perm_stat = False
perm_stat = True
else:
print(f"{ioname} already exists ", end="")
with open(file_path + ioname, "rb") as f:
for chunk in iter(lambda: f.read(4096), b""):
hash_md5.update(chunk)
print(f"{' '*(primeLength-len(str(ioname))+12)}{hash_md5.hexdigest()}")
except FileNotFoundError:
while perm_stat:
try:
print(f"Generating {ioname} ", end="")
with open(file_path+f"M{prime}.txt", "w") as indout:
indout.write(str(2**prime-1))
perm_stat = False
with open(file_path + ioname, "rb") as f:
for chunk in iter(lambda: f.read(4096), b""):
hash_md5.update(chunk)
print(f"{' '*(primeLength-len(str(ioname))+12)}{hash_md5.hexdigest()}")
except PermissionError:
print(colors.red+"ERROR: Permission to write to file denied"+colors.end)
if wait(2):
perm_stat = False
except IOError:
print(colors.red+"ERROR: I/O Error"+colors.end)
if wait(2):
perm_stat = False
perm_stat = True
print("\n", end="")
if out_file:
print("\n")
while perm_stat:
try:
if os.path.exists(file_path + custom_file):
print(f"Writing to file at {file_path}{custom_file}")
original_size = os.path.getsize(file_path + custom_file)
else:
print(f"Generating file at {file_path}{custom_file}")
original_size = 0
with open(file_path + custom_file,"a") as output:
output.write("\n")
perm_stat = False
except PermissionError:
print(colors.red+"ERROR: Permission to write to file denied"+colors.end)
if wait(2):
perm_stat = False
except IOError:
print(colors.red+"ERROR: I/O Error"+colors.end)
if wait(2):
perm_stat = False
with open(file_path + custom_file,"a") as output:
output.write("\n---------------------------------------------------------------------------------------\n")
output.write(f"{file_name} v{VERSION}{BETA} Args: ")
for w in range(1, len(arguments)):
output.write(f"{arguments[w]} ")
output.write(f"\n{platform.processor()}\n")
plural = "es" if passes > 1 else ""
output.write(f"Mode: Confirm {p} with {passes} pass{plural}\n")
output.write(f"Start: {start_date} End: {end_date}\n")
output.write(f"Compute Time: {time_taken} {unit}\n")
plural = "s" if error != 2 else ""
if error:
output.write("Error Detected\n\n")
else:
output.write("No errors detected\n\n")
padding = len(str(max(residue_list, key=lambda k:k[1]))) + len(str(residue_list.index(max(residue_list, key=lambda k:k[1])))) + 8
rows = len(residue_list) // columns + len(residue_list) % columns
for print_var in range(0,len(residue_list)*columns+1, col_var):
try:
ind_variation = 0
for sp_var in range(0,rows*columns+1,rows):
st_length = len(str(residue_list[print_var+print_var + ind_variation][0])) + len(str(residue_list[print_var+print_var + ind_variation][1]))
output.write(f"Pass {residue_list[print_var+print_var + ind_variation][0]}, Residue {residue_list[print_var+print_var + ind_variation][1]} {' '*(padding - st_length)}")
high_sec = print_var+print_var + ind_variation
ind_variation += 1
output.write("\n")
except IndexError:
break
for print_var in range(high_sec + 1, len(residue_list)):
st_length = len(str(residue_list[print_var][0])) + len(str(residue_list[print_var][1]))
output.write(f"Pass {residue_list[print_var][0]}, Residue {residue_list[print_var][1]} {' '*(padding - st_length)}")
output.write("\n\n")
if premquit:
output.write("(Premature Quit)\n")
plural = "" if len(str(2**p-1)) == 1 else "s"
output.write(f"\n\n2^{p}-1 --- {len(str(2**p-1))} Digit{plural}")
if not error:
if max(Mersenne_confirm_error) == 0:
output.write(" --- is a Mersenne Prime\n")
else:
output.write(" --- is not a Mersenne Prime\n")
else:
output.write("\n")
output.write(f"{2**p-1}\n")
if max(Mersenne_confirm_error) == 0:
output.write(f"\nPerfect Number\n2^{p - 1} · (2^{p}-1)\n{(2**(p-1))*(2**p-1)}\n")
output.write("---------------------------------------------------------------------------------------")
if not perm_stat:
modified_size = os.path.getsize(file_path + custom_file)
sign = "-" if modified_size - original_size < 0 else "+"
plural = "" if modified_size - original_size == 0 else "s"
print(f"{colors.green}Success{colors.end}\n{custom_file} {sign}{modified_size-original_size} Bytes")