RyanKor

# train/test 경로에 따른 이미지 파일 확인
# training image 폴더명 : 파일명 형태로 정리
train_file = {}
val_file = os.listdir(validation_dir)
for folder in os.listdir(train_dir):
    train_file[folder] = os.listdir(train_dir + folder)
        
print(len(os.listdir(validation_dir)))
print(os.listdir(train_dir))

RyanKor

# 훈련 이미지 디렉토리 설정

base_dir = './tmp'

train_dir = os.path.join(base_dir, 'train/train/')
validation_dir = os.path.join(base_dir, 'test/test/0/')

RyanKor

# 다운로드 받은 이미지 압축 파일 해제
local_zip = './train.zip'

zip_ref = zipfile.ZipFile(local_zip, 'r')
zip_ref.extractall('tmp/train')
zip_ref.close()

local_zip = './test.zip'

zip_ref = zipfile.ZipFile(local_zip, 'r')

RyanKor

!python --version
# !pip install tensorflow-datasets==4.3.0 Pillow==8.2.0 pandas==1.2.4 
# TF Certificate 권장 모듈 설정
import tensorflow as tf
import tensorflow_datasets as tfds
import pandas as pd
import numpy as np
import scipy
import PIL
# Tf Certificate 권장 모듈 끝

RyanKor

# 파이썬 3.8.0으로 버전 변경하기
!wget https://www.python.org/ftp/python/3.8.0/Python-3.8.0.tgz 
!tar xvfz Python-3.8.0.tgz 
!Python-3.8.0/configure
!./configure 
!make 
!sudo make install
!pip3 list
!python --version

RyanKor

RyanKor

class HauntedBus:
    def __init__(self, passengers=None):
        if passengers is None:
          self.passengers = []
        else:
          self.passengers = list(passengers)
    
    def pick(self, name):
        self.passengers.append(name)
    

RyanKor

class HauntedBus:
    def __init__(self, passengers=[]):
        self.passengers = passengers
    
    def pick(self, name):
        self.passengers.append(name)
    
    def drop(self, name):
        self.passengers.remove(name)

RyanKor

class Gizmo:
  def __init__(self):
    print("Gizmo id: %d" % id(self))

    
x = Gizmo()
# Gizmo id : 4301489152

y = Gizmo() * 10
# Gizmo id : 4301489432

RyanKor

a = [1,2,3]
b = a
a.append(4)
print(b) # result : [1,2,3,4]