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TIL
  • MAIN
  • : TIL?
  • : WIL
  • : Plan
  • : Retrospective
    • 21Y
      • Wait a moment!
      • 9M 2W
      • 9M1W
      • 8M4W
      • 8M3W
      • 8M2W
      • 8M1W
      • 7M4W
      • 7M3W
      • 7M2W
      • 7M1W
      • 6M5W
      • 1H
    • ์ƒˆ์‚ฌ๋žŒ ๋˜๊ธฐ ํ”„๋กœ์ ํŠธ
      • 2ํšŒ์ฐจ
      • 1ํšŒ์ฐจ
  • TIL : ML
    • Paper Analysis
      • BERT
      • Transformer
    • Boostcamp 2st
      • [S]Data Viz
        • (4-3) Seaborn ์‹ฌํ™”
        • (4-2) Seaborn ๊ธฐ์ดˆ
        • (4-1) Seaborn ์†Œ๊ฐœ
        • (3-4) More Tips
        • (3-3) Facet ์‚ฌ์šฉํ•˜๊ธฐ
        • (3-2) Color ์‚ฌ์šฉํ•˜๊ธฐ
        • (3-1) Text ์‚ฌ์šฉํ•˜๊ธฐ
        • (2-3) Scatter Plot ์‚ฌ์šฉํ•˜๊ธฐ
        • (2-2) Line Plot ์‚ฌ์šฉํ•˜๊ธฐ
        • (2-1) Bar Plot ์‚ฌ์šฉํ•˜๊ธฐ
        • (1-3) Python๊ณผ Matplotlib
        • (1-2) ์‹œ๊ฐํ™”์˜ ์š”์†Œ
        • (1-1) Welcome to Visualization (OT)
      • [P]MRC
        • (2๊ฐ•) Extraction-based MRC
        • (1๊ฐ•) MRC Intro & Python Basics
      • [P]KLUE
        • (5๊ฐ•) BERT ๊ธฐ๋ฐ˜ ๋‹จ์ผ ๋ฌธ์žฅ ๋ถ„๋ฅ˜ ๋ชจ๋ธ ํ•™์Šต
        • (4๊ฐ•) ํ•œ๊ตญ์–ด BERT ์–ธ์–ด ๋ชจ๋ธ ํ•™์Šต
        • [NLP] ๋ฌธ์žฅ ๋‚ด ๊ฐœ์ฒด๊ฐ„ ๊ด€๊ณ„ ์ถ”์ถœ
        • (3๊ฐ•) BERT ์–ธ์–ด๋ชจ๋ธ ์†Œ๊ฐœ
        • (2๊ฐ•) ์ž์—ฐ์–ด์˜ ์ „์ฒ˜๋ฆฌ
        • (1๊ฐ•) ์ธ๊ณต์ง€๋Šฅ๊ณผ ์ž์—ฐ์–ด ์ฒ˜๋ฆฌ
      • [U]Stage-CV
      • [U]Stage-NLP
        • 7W Retrospective
        • (10๊ฐ•) Advanced Self-supervised Pre-training Models
        • (09๊ฐ•) Self-supervised Pre-training Models
        • (08๊ฐ•) Transformer (2)
        • (07๊ฐ•) Transformer (1)
        • 6W Retrospective
        • (06๊ฐ•) Beam Search and BLEU score
        • (05๊ฐ•) Sequence to Sequence with Attention
        • (04๊ฐ•) LSTM and GRU
        • (03๊ฐ•) Recurrent Neural Network and Language Modeling
        • (02๊ฐ•) Word Embedding
        • (01๊ฐ•) Intro to NLP, Bag-of-Words
        • [ํ•„์ˆ˜ ๊ณผ์ œ 4] Preprocessing for NMT Model
        • [ํ•„์ˆ˜ ๊ณผ์ œ 3] Subword-level Language Model
        • [ํ•„์ˆ˜ ๊ณผ์ œ2] RNN-based Language Model
        • [์„ ํƒ ๊ณผ์ œ] BERT Fine-tuning with transformers
        • [ํ•„์ˆ˜ ๊ณผ์ œ] Data Preprocessing
      • Mask Wear Image Classification
        • 5W Retrospective
        • Report_Level1_6
        • Performance | Review
        • DAY 11 : HardVoting | MultiLabelClassification
        • DAY 10 : Cutmix
        • DAY 9 : Loss Function
        • DAY 8 : Baseline
        • DAY 7 : Class Imbalance | Stratification
        • DAY 6 : Error Fix
        • DAY 5 : Facenet | Save
        • DAY 4 : VIT | F1_Loss | LrScheduler
        • DAY 3 : DataSet/Lodaer | EfficientNet
        • DAY 2 : Labeling
        • DAY 1 : EDA
        • 2_EDA Analysis
      • [P]Stage-1
        • 4W Retrospective
        • (10๊ฐ•) Experiment Toolkits & Tips
        • (9๊ฐ•) Ensemble
        • (8๊ฐ•) Training & Inference 2
        • (7๊ฐ•) Training & Inference 1
        • (6๊ฐ•) Model 2
        • (5๊ฐ•) Model 1
        • (4๊ฐ•) Data Generation
        • (3๊ฐ•) Dataset
        • (2๊ฐ•) Image Classification & EDA
        • (1๊ฐ•) Competition with AI Stages!
      • [U]Stage-3
        • 3W Retrospective
        • PyTorch
          • (10๊ฐ•) PyTorch Troubleshooting
          • (09๊ฐ•) Hyperparameter Tuning
          • (08๊ฐ•) Multi-GPU ํ•™์Šต
          • (07๊ฐ•) Monitoring tools for PyTorch
          • (06๊ฐ•) ๋ชจ๋ธ ๋ถˆ๋Ÿฌ์˜ค๊ธฐ
          • (05๊ฐ•) Dataset & Dataloader
          • (04๊ฐ•) AutoGrad & Optimizer
          • (03๊ฐ•) PyTorch ํ”„๋กœ์ ํŠธ ๊ตฌ์กฐ ์ดํ•ดํ•˜๊ธฐ
          • (02๊ฐ•) PyTorch Basics
          • (01๊ฐ•) Introduction to PyTorch
      • [U]Stage-2
        • 2W Retrospective
        • DL Basic
          • (10๊ฐ•) Generative Models 2
          • (09๊ฐ•) Generative Models 1
          • (08๊ฐ•) Sequential Models - Transformer
          • (07๊ฐ•) Sequential Models - RNN
          • (06๊ฐ•) Computer Vision Applications
          • (05๊ฐ•) Modern CNN - 1x1 convolution์˜ ์ค‘์š”์„ฑ
          • (04๊ฐ•) Convolution์€ ๋ฌด์—‡์ธ๊ฐ€?
          • (03๊ฐ•) Optimization
          • (02๊ฐ•) ๋‰ด๋Ÿด ๋„คํŠธ์›Œํฌ - MLP (Multi-Layer Perceptron)
          • (01๊ฐ•) ๋”ฅ๋Ÿฌ๋‹ ๊ธฐ๋ณธ ์šฉ์–ด ์„ค๋ช… - Historical Review
        • Assignment
          • [ํ•„์ˆ˜ ๊ณผ์ œ] Multi-headed Attention Assignment
          • [ํ•„์ˆ˜ ๊ณผ์ œ] LSTM Assignment
          • [ํ•„์ˆ˜ ๊ณผ์ œ] CNN Assignment
          • [ํ•„์ˆ˜ ๊ณผ์ œ] Optimization Assignment
          • [ํ•„์ˆ˜ ๊ณผ์ œ] MLP Assignment
      • [U]Stage-1
        • 1W Retrospective
        • AI Math
          • (AI Math 10๊ฐ•) RNN ์ฒซ๊ฑธ์Œ
          • (AI Math 9๊ฐ•) CNN ์ฒซ๊ฑธ์Œ
          • (AI Math 8๊ฐ•) ๋ฒ ์ด์ฆˆ ํ†ต๊ณ„ํ•™ ๋ง›๋ณด๊ธฐ
          • (AI Math 7๊ฐ•) ํ†ต๊ณ„ํ•™ ๋ง›๋ณด๊ธฐ
          • (AI Math 6๊ฐ•) ํ™•๋ฅ ๋ก  ๋ง›๋ณด๊ธฐ
          • (AI Math 5๊ฐ•) ๋”ฅ๋Ÿฌ๋‹ ํ•™์Šต๋ฐฉ๋ฒ• ์ดํ•ดํ•˜๊ธฐ
          • (AI Math 4๊ฐ•) ๊ฒฝ์‚ฌํ•˜๊ฐ•๋ฒ• - ๋งค์šด๋ง›
          • (AI Math 3๊ฐ•) ๊ฒฝ์‚ฌํ•˜๊ฐ•๋ฒ• - ์ˆœํ•œ๋ง›
          • (AI Math 2๊ฐ•) ํ–‰๋ ฌ์ด ๋ญ์˜ˆ์š”?
          • (AI Math 1๊ฐ•) ๋ฒกํ„ฐ๊ฐ€ ๋ญ์˜ˆ์š”?
        • Python
          • (Python 7-2๊ฐ•) pandas II
          • (Python 7-1๊ฐ•) pandas I
          • (Python 6๊ฐ•) numpy
          • (Python 5-2๊ฐ•) Python data handling
          • (Python 5-1๊ฐ•) File / Exception / Log Handling
          • (Python 4-2๊ฐ•) Module and Project
          • (Python 4-1๊ฐ•) Python Object Oriented Programming
          • (Python 3-2๊ฐ•) Pythonic code
          • (Python 3-1๊ฐ•) Python Data Structure
          • (Python 2-4๊ฐ•) String and advanced function concept
          • (Python 2-3๊ฐ•) Conditionals and Loops
          • (Python 2-2๊ฐ•) Function and Console I/O
          • (Python 2-1๊ฐ•) Variables
          • (Python 1-3๊ฐ•) ํŒŒ์ด์ฌ ์ฝ”๋”ฉ ํ™˜๊ฒฝ
          • (Python 1-2๊ฐ•) ํŒŒ์ด์ฌ ๊ฐœ์š”
          • (Python 1-1๊ฐ•) Basic computer class for newbies
        • Assignment
          • [์„ ํƒ ๊ณผ์ œ 3] Maximum Likelihood Estimate
          • [์„ ํƒ ๊ณผ์ œ 2] Backpropagation
          • [์„ ํƒ ๊ณผ์ œ 1] Gradient Descent
          • [ํ•„์ˆ˜ ๊ณผ์ œ 5] Morsecode
          • [ํ•„์ˆ˜ ๊ณผ์ œ 4] Baseball
          • [ํ•„์ˆ˜ ๊ณผ์ œ 3] Text Processing 2
          • [ํ•„์ˆ˜ ๊ณผ์ œ 2] Text Processing 1
          • [ํ•„์ˆ˜ ๊ณผ์ œ 1] Basic Math
    • ๋”ฅ๋Ÿฌ๋‹ CNN ์™„๋ฒฝ ๊ฐ€์ด๋“œ - Fundamental ํŽธ
      • ์ข…ํ•ฉ ์‹ค์Šต 2 - ์บ๊ธ€ Plant Pathology(๋‚˜๋ฌด์žŽ ๋ณ‘ ์ง„๋‹จ) ๊ฒฝ์—ฐ ๋Œ€ํšŒ
      • ์ข…ํ•ฉ ์‹ค์Šต 1 - 120์ข…์˜ Dog Breed Identification ๋ชจ๋ธ ์ตœ์ ํ™”
      • ์‚ฌ์ „ ํ›ˆ๋ จ ๋ชจ๋ธ์˜ ๋ฏธ์„ธ ์กฐ์ • ํ•™์Šต๊ณผ ๋‹ค์–‘ํ•œ Learning Rate Scheduler์˜ ์ ์šฉ
      • Advanced CNN ๋ชจ๋ธ ํŒŒํ—ค์น˜๊ธฐ - ResNet ์ƒ์„ธ์™€ EfficientNet ๊ฐœ์š”
      • Advanced CNN ๋ชจ๋ธ ํŒŒํ—ค์น˜๊ธฐ - AlexNet, VGGNet, GoogLeNet
      • Albumentation์„ ์ด์šฉํ•œ Augmentation๊ธฐ๋ฒ•๊ณผ Keras Sequence ํ™œ์šฉํ•˜๊ธฐ
      • ์‚ฌ์ „ ํ›ˆ๋ จ CNN ๋ชจ๋ธ์˜ ํ™œ์šฉ๊ณผ Keras Generator ๋ฉ”์ปค๋‹ˆ์ฆ˜ ์ดํ•ด
      • ๋ฐ์ดํ„ฐ ์ฆ๊ฐ•์˜ ์ดํ•ด - Keras ImageDataGenerator ํ™œ์šฉ
      • CNN ๋ชจ๋ธ ๊ตฌํ˜„ ๋ฐ ์„ฑ๋Šฅ ํ–ฅ์ƒ ๊ธฐ๋ณธ ๊ธฐ๋ฒ• ์ ์šฉํ•˜๊ธฐ
    • AI School 1st
    • ํ˜„์—… ์‹ค๋ฌด์ž์—๊ฒŒ ๋ฐฐ์šฐ๋Š” Kaggle ๋จธ์‹ ๋Ÿฌ๋‹ ์ž…๋ฌธ
    • ํŒŒ์ด์ฌ ๋”ฅ๋Ÿฌ๋‹ ํŒŒ์ดํ† ์น˜
  • TIL : Python & Math
    • Do It! ์žฅ๊ณ +๋ถ€ํŠธ์ŠคํŠธ๋žฉ: ํŒŒ์ด์ฌ ์›น๊ฐœ๋ฐœ์˜ ์ •์„
      • Relations - ๋‹ค๋Œ€๋‹ค ๊ด€๊ณ„
      • Relations - ๋‹ค๋Œ€์ผ ๊ด€๊ณ„
      • ํ…œํ”Œ๋ฆฟ ํŒŒ์ผ ๋ชจ๋“ˆํ™” ํ•˜๊ธฐ
      • TDD (Test Driven Development)
      • template tags & ์กฐ๊ฑด๋ฌธ
      • ์ •์  ํŒŒ์ผ(static files) & ๋ฏธ๋””์–ด ํŒŒ์ผ(media files)
      • FBV (Function Based View)์™€ CBV (Class Based View)
      • Django ์ž…๋ฌธํ•˜๊ธฐ
      • ๋ถ€ํŠธ์ŠคํŠธ๋žฉ
      • ํ”„๋ก ํŠธ์—”๋“œ ๊ธฐ์ดˆ๋‹ค์ง€๊ธฐ (HTML, CSS, JS)
      • ๋“ค์–ด๊ฐ€๊ธฐ + ํ™˜๊ฒฝ์„ค์ •
    • Algorithm
      • Programmers
        • Level1
          • ์†Œ์ˆ˜ ๋งŒ๋“ค๊ธฐ
          • ์ˆซ์ž ๋ฌธ์ž์—ด๊ณผ ์˜๋‹จ์–ด
          • ์ž์—ฐ์ˆ˜ ๋’ค์ง‘์–ด ๋ฐฐ์—ด๋กœ ๋งŒ๋“ค๊ธฐ
          • ์ •์ˆ˜ ๋‚ด๋ฆผ์ฐจ์ˆœ์œผ๋กœ ๋ฐฐ์น˜ํ•˜๊ธฐ
          • ์ •์ˆ˜ ์ œ๊ณฑ๊ทผ ํŒ๋ณ„
          • ์ œ์ผ ์ž‘์€ ์ˆ˜ ์ œ๊ฑฐํ•˜๊ธฐ
          • ์ง์‚ฌ๊ฐํ˜• ๋ณ„์ฐ๊ธฐ
          • ์ง์ˆ˜์™€ ํ™€์ˆ˜
          • ์ฒด์œก๋ณต
          • ์ตœ๋Œ€๊ณต์•ฝ์ˆ˜์™€ ์ตœ์†Œ๊ณต๋ฐฐ์ˆ˜
          • ์ฝœ๋ผ์ธ  ์ถ”์ธก
          • ํฌ๋ ˆ์ธ ์ธํ˜•๋ฝ‘๊ธฐ ๊ฒŒ์ž„
          • ํ‚คํŒจ๋“œ ๋ˆ„๋ฅด๊ธฐ
          • ํ‰๊ท  ๊ตฌํ•˜๊ธฐ
          • ํฐ์ผ“๋ชฌ
          • ํ•˜์ƒค๋“œ ์ˆ˜
          • ํ•ธ๋“œํฐ ๋ฒˆํ˜ธ ๊ฐ€๋ฆฌ๊ธฐ
          • ํ–‰๋ ฌ์˜ ๋ง์…ˆ
        • Level2
          • ์ˆซ์ž์˜ ํ‘œํ˜„
          • ์ˆœ์œ„ ๊ฒ€์ƒ‰
          • ์ˆ˜์‹ ์ตœ๋Œ€ํ™”
          • ์†Œ์ˆ˜ ์ฐพ๊ธฐ
          • ์†Œ์ˆ˜ ๋งŒ๋“ค๊ธฐ
          • ์‚ผ๊ฐ ๋‹ฌํŒฝ์ด
          • ๋ฌธ์ž์—ด ์••์ถ•
          • ๋ฉ”๋‰ด ๋ฆฌ๋‰ด์–ผ
          • ๋” ๋งต๊ฒŒ
          • ๋•…๋”ฐ๋จน๊ธฐ
          • ๋ฉ€์ฉกํ•œ ์‚ฌ๊ฐํ˜•
          • ๊ด„ํ˜ธ ํšŒ์ „ํ•˜๊ธฐ
          • ๊ด„ํ˜ธ ๋ณ€ํ™˜
          • ๊ตฌ๋ช…๋ณดํŠธ
          • ๊ธฐ๋Šฅ ๊ฐœ๋ฐœ
          • ๋‰ด์Šค ํด๋Ÿฌ์Šคํ„ฐ๋ง
          • ๋‹ค๋ฆฌ๋ฅผ ์ง€๋‚˜๋Š” ํŠธ๋Ÿญ
          • ๋‹ค์Œ ํฐ ์ˆซ์ž
          • ๊ฒŒ์ž„ ๋งต ์ตœ๋‹จ๊ฑฐ๋ฆฌ
          • ๊ฑฐ๋ฆฌ๋‘๊ธฐ ํ™•์ธํ•˜๊ธฐ
          • ๊ฐ€์žฅ ํฐ ์ •์‚ฌ๊ฐํ˜• ์ฐพ๊ธฐ
          • H-Index
          • JadenCase ๋ฌธ์ž์—ด ๋งŒ๋“ค๊ธฐ
          • N๊ฐœ์˜ ์ตœ์†Œ๊ณต๋ฐฐ์ˆ˜
          • N์ง„์ˆ˜ ๊ฒŒ์ž„
          • ๊ฐ€์žฅ ํฐ ์ˆ˜
          • 124 ๋‚˜๋ผ์˜ ์ˆซ์ž
          • 2๊ฐœ ์ดํ•˜๋กœ ๋‹ค๋ฅธ ๋น„ํŠธ
          • [3์ฐจ] ํŒŒ์ผ๋ช… ์ •๋ ฌ
          • [3์ฐจ] ์••์ถ•
          • ์ค„ ์„œ๋Š” ๋ฐฉ๋ฒ•
          • [3์ฐจ] ๋ฐฉ๊ธˆ ๊ทธ๊ณก
          • ๊ฑฐ๋ฆฌ๋‘๊ธฐ ํ™•์ธํ•˜๊ธฐ
        • Level3
          • ๋งค์นญ ์ ์ˆ˜
          • ์™ธ๋ฒฝ ์ ๊ฒ€
          • ๊ธฐ์ง€๊ตญ ์„ค์น˜
          • ์ˆซ์ž ๊ฒŒ์ž„
          • 110 ์˜ฎ๊ธฐ๊ธฐ
          • ๊ด‘๊ณ  ์ œ๊ฑฐ
          • ๊ธธ ์ฐพ๊ธฐ ๊ฒŒ์ž„
          • ์…”ํ‹€๋ฒ„์Šค
          • ๋‹จ์†์นด๋ฉ”๋ผ
          • ํ‘œ ํŽธ์ง‘
          • N-Queen
          • ์ง•๊ฒ€๋‹ค๋ฆฌ ๊ฑด๋„ˆ๊ธฐ
          • ์ตœ๊ณ ์˜ ์ง‘ํ•ฉ
          • ํ•ฉ์Šน ํƒ์‹œ ์š”๊ธˆ
          • ๊ฑฐ์Šค๋ฆ„๋ˆ
          • ํ•˜๋…ธ์ด์˜ ํƒ‘
          • ๋ฉ€๋ฆฌ ๋›ฐ๊ธฐ
          • ๋ชจ๋‘ 0์œผ๋กœ ๋งŒ๋“ค๊ธฐ
        • Level4
    • Head First Python
    • ๋ฐ์ดํ„ฐ ๋ถ„์„์„ ์œ„ํ•œ SQL
    • ๋‹จ ๋‘ ์žฅ์˜ ๋ฌธ์„œ๋กœ ๋ฐ์ดํ„ฐ ๋ถ„์„๊ณผ ์‹œ๊ฐํ™” ๋ฝ€๊ฐœ๊ธฐ
    • Linear Algebra(Khan Academy)
    • ์ธ๊ณต์ง€๋Šฅ์„ ์œ„ํ•œ ์„ ํ˜•๋Œ€์ˆ˜
    • Statistics110
  • TIL : etc
    • [๋”ฐ๋ฐฐ๋Ÿฐ] Kubernetes
    • [๋”ฐ๋ฐฐ๋Ÿฐ] Docker
      • 2. ๋„์ปค ์„ค์น˜ ์‹ค์Šต 1 - ํ•™์ŠตํŽธ(์ค€๋น„๋ฌผ/์‹ค์Šต ์œ ํ˜• ์†Œ๊ฐœ)
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  • [ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค AI ์Šค์ฟจ 1๊ธฐ] 4์ฃผ์ฐจ DAY 3
  • django I - What is
  • django II - View
  • django III - Template

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  1. 2020 TIL
  2. DEC

25 Fri

TIL

[ํ”„๋กœ๊ทธ๋ž˜๋จธ์Šค AI ์Šค์ฟจ 1๊ธฐ] 4์ฃผ์ฐจ DAY 3

django I - What is

Flask์™€๋Š” ๋˜๋‹ค๋ฅธ ์›น ํ”„๋ ˆ์ž„์›Œํฌ ์žฅ๊ณ . Python ๊ธฐ๋ฐ˜ ์›น ํ”„๋ ˆ์ž„์›Œํฌ์ด๋ฉฐ Pinterest๋‚˜ Instagram์€ ์žฅ๊ณ ๋กœ ๋งŒ๋“ค์–ด์ง.

flask vs django

๋ฐฉํ–ฅ์„ฑ์ด ๋‹ค๋ฅด๋‹ค.

flask : micro๋ผ๋Š” ๋ง์ด ๋งŽ์ด ๋ถ™๋Š”๋‹ค. ์ตœ์†Œํ•œ์˜ ๋ฒ ์ด์Šค์—์„œ ์กฐ๊ธˆ์”ฉ ์ฑ„์›Œ๋‚˜๊ฐ„๋‹ค. ์ž‘์€ ํ”„๋กœ์ ํŠธ์— ์ ํ•ฉ.

django : ๋ชจ๋“  ๊ฒƒ์ด ๋‚ด์žฅ๋˜์–ด ์žˆ๋‹ค. ํฐ ํ”„๋กœ์ ํŠธ์— ์ ํ•ฉ.

๊ฐ€์ƒํ™˜๊ฒฝ ์„ค์น˜ํ•˜๊ธฐ

virtualenv venv

.\venv\Scripts\activate.bat

pip install django

django-admin startproject webproj

cd webproj

python manage.py runserver

http://127.0.0.1:8000/ ๋กœ ์ด๋™ ํ›„ ์•„๋ž˜ ํ™”๋ฉด์ด ๋œจ๋ฉด ์„ฑ๊ณต์ ์œผ๋กœ ์™„๋ฃŒ

django ๊ตฌ์„ฑ์š”์†Œ

manage.py : ์žฅ๊ณ ๋ฅผ ์‹คํ–‰ํ•˜๋Š” ํŒŒ์ผ์ด๋ฉฐ ์‹ค์ œ๋กœ๋Š” python - manage.py - runserver์˜ ์ˆœ์„œ๋ฅผ ํ†ตํ•ด ์‹คํ–‰๋œ๋‹ค.

__init__.py : python ๋ชจ๋“ˆ๋กœ์จ ์ธ์‹๋˜๊ฒŒ ํ•˜๋Š” ํŒŒ์ผ

asgi.py, wsgi.py : ์žฅ๊ณ ์—์„œ ์„œ๋ฒ„๋ฅผ ์šด์šฉํ•  ๋•Œ ๋‹ค๋ฃจ๋Š” ํŒŒ์ผ

settings.py : ์ „๋ฐ˜์ ์ธ ์žฅ๊ณ  ํ”„๋กœ์ ํŠธ์— ์„ค์ • ํŒŒ์ผ์„ ๋ฐ˜์˜

  • secret key

  • debug = True : python ํ”„๋กœ์ ํŠธ๋ฅผ ๋””๋ฒ„๊น… ๋ชจ๋“œ๋กœ ์‹คํ–‰ ๊ฐ€๋Šฅ

  • allowed_hosts : ์–ด๋– ํ•œ ์ฃผ์†Œ์— ๋Œ€ํ•ด์„œ ์žฅ๊ณ ํ”„๋กœ์ ํŠธ๊ฐ€ ์ ‘๊ทผ ๊ฐ€๋Šฅ

  • installed_apps :์žฅ๊ณ  ํ”„๋กœ์ ํŠธ๋Š” ์—ฌ๋Ÿฌ ์•ฑ์œผ๋กœ ์ด๋ฃจ์–ด์ ธ์žˆ๋‹ค. ์„ค์น˜๋œ ์•ฑ ๋ชฉ๋ก

  • middle_ware

  • root_urlconf : url๊ด€๋ฆฌ๋ฅผ ์–ด๋–ค ๋ชจ๋“ˆ์—์„œ ์ง„ํ–‰ํ•  ๊ฒƒ์ธ์ง€

  • templates : ์‹ค์ œ ๋ณด๋Š” ํ™”๋ฉด์— ๊ด€ํ•œ ์š”์†Œ๋“ค์ด ๋‹ด๊ฒจ์žˆ์Œ

  • wegi_application : python์ƒ์—์„œ ์›น์„œ๋ฒ„์™€ ์†Œํ†ตํ•  ๋•Œ ํ•„์š”ํ•œ ์–ดํ”Œ๋ฆฌ์ผ€์ด์…˜์„ ๋‹ด๋‹น

  • databases : ํ”„๋กœ์ ํŠธ ์ƒ์—์„œ ์ €์žฅ๋˜๋Š” ๋ฐ์ดํ„ฐ๋ฅผ ๋‹ด๋‹นํ•  ๊ณณ. default๋Š” sqlite3

  • auth_password_validation : ๊ด€๋ฆฌ์ž๊ฐ€ ํŒจ์Šค์›Œ๋“œ๋ฅผ ๊ด€๋ฆฌํ•˜๋Š” ๊ณณ

  • language_code

  • time_zone

  • use_i18n

  • use_l10n

  • use_tz

  • static_url : css, js, images ๋“ฑ์˜ ์ •์  ํŒŒ์ผ๋“ค์„ ์–ด๋А ํด๋”์— ๋‹ด์•„๋‘˜์ง€ ๊ฒฐ์ •

=> setting๋งŒ ๋ด๋„ ํ”Œ๋ผ์Šคํฌ๋ณด๋‹ค ๋งŽ์€ ๊ธฐ๋Šฅ์„ ๊ฐ€์ง€๊ณ  ์žˆ์Œ์„ ์•Œ ์ˆ˜ ์žˆ๋‹ค. ๊ธฐ๋Šฅ์„ ์ ์ ˆํ•˜๊ฒŒ ํ™œ์šฉํ•˜๋ฉด ์ •๋ง ๋น ๋ฅด๊ฒŒ ์›น์‚ฌ์ดํŠธ๋ฅผ ๊ตฌ์ถ•ํ•  ์ˆ˜ ์žˆ๋‹ค.

urls.py : url์„ ๊ด€๋ฆฌ

  • urlpatterns : path('a', b) => 'a' ๋ผ๋Š” ์š”์ฒญ์ด ๋“ค์–ด์˜ค๋ฉด ์ด์— ๋Œ€ํ•œ ์‘๋‹ต์€ b์—์„œ ๋‹ด๋‹นํ•œ๋‹ค.

django Project and App

ํ”„๋กœ์ ํŠธ๋Š” ์—ฌ๋Ÿฌ๊ฐ€์ง€ ์•ฑ์œผ๋กœ ๊ตฌ์„ฑ๋œ๋‹ค. ์•ฑ์€ ํŠน์ • ๋ทฐ๋‚˜ ํ…œํ”Œ๋ฆฟ์˜ ๋ชจ์Œ.

ex) ์Šคํฌ์ธ  ์•ฑ, ๋ธ”๋กœ๊ทธ ์•ฑ ๋“ฑ

django App ๋งŒ๋“ค๊ธฐ

์ด์ „๊ณผ๋Š” ๋‹ค๋ฅด๊ฒŒ ์ƒ์œ„ ํด๋”์—์„œ ํ˜ธ์ถœํ•˜๋Š” ๊ฒƒ์ด ์•„๋‹Œ ํ•ด๋‹น ํด๋”์—์„œ ํ˜ธ์ถœํ•ด์•ผ ํ•œ๋‹ค.

django-admin startapp homepage

__init__.py : python ๋ชจ๋“ˆ๋กœ์จ ์ธ์‹๋˜๊ฒŒ ํ•˜๋Š” ํŒŒ์ผ

admin.py : admin ํŽ˜์ด์ง€์— ๊ด€ํ•œ ๋ถ€

apps__init__.py : ์•ฑ์— ๋Œ€ํ•œ ์„ค์ •์„ ๊ด€

models.py : ํ™ˆํŽ˜์ด์ง€ ๋ชจ๋“ˆ์—์„œ ์“ฐ์ผ ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค์˜ ์Šคํ‚ค๋งˆ๋ฅผ ํด๋ž˜์Šค ํ˜•ํƒœ๋กœ ์ •

tests.py : ํ…Œ์ŠคํŠธ ์ผ€์ด์Šค ์„ค๋ช…

views.py : ๋ทฐ ๊ด€

django์˜ MVT Pattern

๋””์ž์ธ ํŒจํ„ด : ์ฝ”๋“œ์˜ ๋ชจ๋“ˆํ™”๋ฅผ ์ด์šฉํ•ด์„œ ๊ฐ ์ฝ”๋“œ๊ฐ€ ๋…๋ฆฝ์ ์œผ๋กœ ๋™์ž‘ํ•ด์„œ ์œ ๊ธฐ์ ์œผ๋กœ ์›ํ•˜๋Š” ๋ชฉํ‘œ๋ฅผ ๋‹ฌ์„ฑํ•  ์ˆ˜ ์žˆ๊ฒŒ ํ•˜๋Š” ๊ตฌ์กฐ

์žฅ๊ณ ๋Š” MVT ํŒจํ„ด์„ ์ฑ„ํƒํ–ˆ๋‹ค. Model View Template. MVC(Controller)๋ฅผ ๋ฐ”ํƒ•์œผ๋กœ ์žฅ๊ณ ๋งŒ์˜ ๋””์ž์ธ ํŒจํ„ด ์ฑ„ํƒ. ์œ ์ €๊ฐ€ ๋ฆฌํ€˜์ŠคํŠธ๋ฅผ ๋ณด๋‚ด๋ฉด ์žฅ๊ณ (์„œ๋ฒ„)๋Š” URL(urls,py)์„ ์ฒดํฌํ•˜์—ฌ ์–ด๋–ค ๊ฒฝ๋กœ๋กœ ์š”์ฒญ์ด ์™”๋Š”์ง€ ํŒŒ์•…ํ•˜๊ณ  View(views.py)์—์„œ ์š”์ฒญ์„ ์ฒ˜๋ฆฌํ•œ๋‹ค. ์ด ๋•Œ DB๋ฅผ ๊ด€๋ฆฌ ๋ฐ ์†Œํ†ต์„ Model์—์„œ ๋‹ด๋‹นํ•œ๋‹ค. ์žฅ๊ณ ๋Š” DB๋ฅผ ORM ๋ฐฉ์‹์œผ๋กœ ๊ด€๋ฆฌํ•œ๋‹ค. Object Relational Mapping. ์ฟผ๋ฆฌ๋ฅผ ํ†ตํ•ด DB์— CRUD ์ ‘๊ทผ ๊ฐ€๋Šฅ. ์›น ํŽ˜์ด์ง€๋‚˜ ์›น ๋ฌธ์„œ๋ฅผ ๋ณด์—ฌ์ฃผ๋Š” ์š”์ฒญ์€ Template์—์„œ ๊ด€๋ฆฌํ•˜๋ฉฐ .html ํŒŒ์ผ ๋“ฑ์œผ๋กœ ์ „๋‹ฌํ•ด์ค„ ์ˆ˜ ์žˆ๋‹ค. ์ด ๋•Œ template ์–ธ์–ด๋ฅผ ์‚ฌ์šฉํ•œ๋‹ค. ๊ธฐ๋ณธ์ ์œผ๋กœ html์€ ๋กœ์ง์ด๋‚˜ ๋ณ€์ˆ˜๋ฅผ ์‚ฌ์šฉํ•˜๋Š” ํ–‰์œ„๋Š” ํ•  ์ˆ˜ ์—†์ง€๋งŒ template์–ธ์–ด๋ฅผ ์‚ฌ์šฉํ•˜๋ฉด html์— ๋กœ์ง์„ ์ถ”๊ฐ€ํ•˜๋Š” ํ–‰์œ„๋ฅผ ํ•  ์ˆ˜ ์žˆ๋‹ค.

django II - View

View๋กœ Request Handling ํ•˜๊ธฐ

View๋Š” model๊ณผ ์†Œํ†ตํ•˜๊ธฐ๋„ ํ•˜๊ณ  template๊ณผ ์†Œํ†ตํ•˜๊ธฐ๋„ ํ•œ๋‹ค. View๋Š” ์žฅ๊ณ ์—์„œ ์ค‘์ถ”์ ์ธ ์—ญํ• ์„ ๋‹ด๋‹นํ•˜๋Š”๋ฐ, url์ด ์ „์†ก๋˜๋ฉด url์˜ ์š”์ฒญ์„ ์‹ค์ œ๋กœ ์ฒ˜๋ฆฌํ•˜๋Š” ๊ณณ.

views.py

from django.shortcuts import render, HttpResponse

# Create your views here.
def index(request): # ์žฅ๊ณ ์—์„œ request๊ฐ€ ์ธ์ž๋กœ ์ฃผ์–ด์ง€๊ณ  request์— ๋Œ€ํ•œ ์ฒ˜๋ฆฌ๋ฅผ ํ•ด์ค„ ์ˆ˜ ์žˆ๋‹ค.
    return HttpResponse("Hello World!")

urls.py

from django.contrib import admin
from django.urls import path
from homepage.views import index

urlpatterns = [
    path('admin/', admin.site.urls), # 127.0.0.1/admin/
    path('', index) # 127.0.0.1/
]

setting.py

INSTALLED_APPS = [
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',
    'homepage',    #์ถ”๊ฐ€ํ•˜์ง€ ์•Š์œผ๋ฉด homepage app์„ ์ฐพ์„ ์ˆ˜ ์—†๋‹ค.
]

1. ์‚ฌ์šฉ์ž๊ฐ€ http://127.0.0.1:8000 ์— ์š”์ฒญ์„ ๋ณด๋‚ธ๋‹ค.

2. urls.py์—์„œ urlpatterns์„ ์ฐธ์กฐํ•˜์—ฌ ํ•ด๋‹น url์— ๋Œ€ํ•œ ์ฒ˜๋ฆฌ ๋กœ์ง์ด ์žˆ๋Š”์ง€ ํ™•์ธํ•œ๋‹ค.

3. ์ด ํ›„ views.py์—์„œ index ํ•จ๋ฅผ ์‹คํ–‰ํ•œ๋‹ค.

path('admin/', admin.site.urls), # 127.0.0.1/admin/

ํ•ด๋‹น ์ฃผ์†Œ๋กœ ์ ‘๊ทผํ•˜๋ฉด ๋‹ค์Œ๊ณผ ๊ฐ™์€ ํŽ˜์ด์ง€๊ฐ€ ์—ด๋ฆฐ๋‹ค.

python manage.py createsuperuser

์ดˆ๊ธฐ์—๋Š” ์˜ค๋ฅ˜๊ฐ€ ๋‚œ๋‹ค. ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค์— ๋Œ€ํ•œ migration์ด ์ง„ํ–‰๋˜์–ด์•ผ ํ•˜๊ธฐ ๋•Œ๋ฌธ.

python manage.py migrate

default๋กœ ๋งŒ๋“ค์–ด์ง„ ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค ์ •๋ณด๊ฐ€ ๋ฐ˜์˜๋œ๋‹ค. ์žฅ๊ณ  ํ”„๋กœ์ ํŠธ์— ๋””๋น„ ์ •๋ณด๊ฐ€ ์ž˜ ์—ฐ๋™๋œ ๊ฒƒ์ด๋ฉฐ ์ด ๋•Œ ๊ด€๋ฆฌ์ž ๊ณ„์ •์„ ๋งŒ๋“ค ์ˆ˜ ์žˆ๋‹ค.

์ดํ›„ ๋งŒ๋“  ๊ด€๋ฆฌ์ž ๊ณ„์ •์œผ๋กœ ๋กœ๊ทธ์ธ ํ•˜๋ฉด ๋‹ค์Œ๊ณผ ๊ฐ™์€ ํŽ˜์ด์ง€๊ฐ€ ์—ด๋ฆฐ๋‹ค.

์ด๋ฅผ flask์—์„œ ์ง„ํ–‰ํ•˜๋ฉด ์ง์ ‘ ๊ด€๋ฆฌ์ž ํŽ˜์ด์ง€๋ฅผ ๋งŒ๋“ค์–ด์•ผ ๋˜์ง€๋งŒ, django๋Š” default template๋ฅผ ์ œ๊ณตํ•œ๋‹ค. ์ด๋ฏธ authentication ๊ธฐ๋Šฅ์„ ์ œ๊ณตํ•˜์˜€์Œ.

django III - Template

view๋ฅผ ํ†ตํ•ด html, css, javascript๋ฅผ ๋ณด์—ฌ์ค„ ์ˆ˜ ์žˆ๋Š”๋ฐ ์ด ๋•Œ template๋ฅผ ์‚ฌ์šฉํ•œ๋‹ค.

def index(request):
    return HttpResponse("<h3>Hello World!</h3>")

์œ„ ์ฒ˜๋Ÿผ html ํƒœ๊ทธ๋ฅผ ๊ฐ™์ด ์ž…๋ ฅํ•ด์„œ ์ถœ๋ ฅํ•  ์ˆ˜ ์žˆ๋‹ค. ์ด ๋•Œ ์ƒ๋‹นํžˆ ๋งŽ์€ ๋Ÿ‰์˜ ์‘๋‹ต์„ ํ•˜๊ธฐ์—๋Š” ์–ด๋ ค์šด ๋ถ€๋ถ„์ด ์žˆ์œผ๋ฏ€๋กœ render๋ฅผ ์‚ฌ์šฉํ•œ๋‹ค.

views.py

def index(request):
    #return HttpResponse("<h3>Hello World!</h3>")
    render(request, 'index.html', {})

ํ•ด๋‹น request๋ฅผ ๋ฐ›์•„ index.html๋กœ ๋ Œ๋”๋ง ํ•˜๋ฉฐ {}์˜ ์ถ”๊ฐ€ ๊ธฐ๋Šฅ์„ ํ•œ๋‹ค๋Š” ๋œป

rendering์€ ์–ด๋–ค ๋‚ด์šฉ์„ ๋ณด์—ฌ์ค€๋‹ค๋Š” ์˜๋ฏธ๋ณด๋‹ค๋Š” ์–ด๋– ํ•œ ๋ฐ์ดํ„ฐ๋ฅผ ๋ฐ”ํƒ•์œผ๋กœ ํ•ด๋‹น html์„ ์™„์„ฑํ•œ๋‹ค๋Š” ์˜๋ฏธ์ด๋‹ค.

index.html

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Python django example</title>
</head>
<body>
    <h1>Title</h1>
    <p>blahblahblah</p>
</body>
</html>

setting.py

TEMPLATES = [
    {
        'BACKEND': 'django.template.backends.django.DjangoTemplates',
        'DIRS': [os.path.join(BASE_DIR,'homepage', 'template')],
        'APP_DIRS': True,
        'OPTIONS': {
            'context_processors': [
                'django.template.context_processors.debug',
                'django.template.context_processors.request',
                'django.contrib.auth.context_processors.auth',
                'django.contrib.messages.context_processors.messages',
            ],
        },
    },
]

views.py

def index(request):
    number = 10
    return render(request, 'index.html', {"my_num" : number})

index.html

<body>
    <h1>Title</h1>
    <p>blahblahblah</p>
    <p>{{ my_num }}</p>
</body>

{{ }} ๋Š” ํ…œํ”Œ๋ฆฟ ์–ธ์–ด ์‚ฌ์šฉ์„ ํ•  ์ˆ˜ ์žˆ๊ฒŒํ•œ๋‹ค.

|, ํŒŒ์ดํ”„๋ผ์ธ์€ ํ•„ํ„ฐ๋ง์„ ์˜๋ฏธํ•œ๋‹ค.

{{ my_name | length }} : ๊ธธ์ด๋ฅผ ์ถœ๋ ฅ

{{ my_name | upper }} : ๋ชจ๋‘ ๋Œ€๋ฌธ์ž๋กœ ์ถœ๋ ฅ

ํ•„ํ„ฐ๋ง ์ข…๋ฅ˜๋Š” ๊ต‰์žฅํžˆ ๋งŽ์œผ๋ฉฐ ๋‹คํ๋จผํŠธ๋ฅผ ์ฐธ์กฐ.

for๋ฌธ ํƒœ๊ทธ์™€ if๋ฌธ ํƒœ๊ทธ

views.py

def index(request):
    nums = [1, 2, 3, 4, 5]
    return render(request, 'index.html', {"my_list" : nums})

index.html

<body>
    {% for element in my_list %}
        {% if not element|divisibleby:"2" %}
            <p>{{ element }}</p>
        {% endif %}
    {% endfor %}
</body>

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