Streamline Your Django Settings With Type Hints: A Pydantic Tutorial

Python 3.5 added type hint support for static analysis. This support is also available at runtime, allowing runtime-type-checking packages, like pydantic, to validate data and settings. [Toptal Engineering Blog](113/ckPbs04/VWc__C3P1ggbW64Vlf35JXqYNW8SvcRS4H3X7dN6pj1Xm3q90pV1-WJV7CgLd7W68fYVq8tC1SQW4tYL1z7zjpvbW1h6TrH8f-l2RW2VL_4L7Sm1f7W7Jp5py1Gzq9cW82zwT03tCDbJW8d71z230wCkrW56dN0p32WlMVVkggKm2tGx4LW8hRvh_1XPkR6W7tcsqd3qf8FHW8xcGVW51VwScW26w4bP1CdBvGW5xtVbt8_J2jMW9lzr3J1VQqGGW4_Bldt7XQ3RsW5FR7ZP6qrqZYW3PW8255j-ltwW96JCVm8bnMvNN6hw_HLnBVZYW6xB-w76cNCjnW3RDMNN51lVltW4f3D401bmhYlW74FR8D7DSyfWW9cqlC_1mZshqW2qVv4J3dXmGh3nyk1) [Streamline Your Django Settings With Type Hints:](113/ckPbs04/VWc__C3P1ggbW64Vlf35JXqYNW8SvcRS4H3X7dN6pj1W95nKvpV3Zsc37CgLVrW26Qwky16PyDDW1gfxjt91VPCbW8Wvfnp2Hd5pVW66fyp-393hM-W30tvwh7Q-CZNW6r1Xbm82NSqSW58fB5z4F_MJWW3Ck5PG7ZWVzFW5NwB8l2wpGYCW19hV1l3P1zVFW30Fy401wjvXnW94yqrz6lJSPwW1z3Yqp1cVd2WW4mX1rR7qjM3jW5DBlBr76mxTrW6Bjw-p1_lfSGW9kpSCW4mTpfWW5tvJn492YsZqW919wT81bY1tCW6TZVrR4HjGGHW9d0xlR6H7KmZW2JWLp21mPtgXVndXSw5Vw5FPW62c7WM8M853-W8gtrjM3lYX0gW1x3Q3D6QQ1Q7W8Mms_48Sw1ZSW79z1CH2kMppzV1rsBY6b6LfnW1hWCSD7cf2WmW2-sYXH8Hj-kBVh4yGy2vd9g1W5Wv5HL6LqkQnW6BW-tC3Q9fTK3mkd1) [A Pydantic Tutorial](113/ckPbs04/VWc__C3P1ggbW64Vlf35JXqYNW8SvcRS4H3X7dN6pj1W95nKvpV3Zsc37CgF_YW7TgY722d_FJLW51wGgf4wFvQQW2HT-Pq6d_n5nW5L6NKl6H1n-pW1qn7rQ2xZnb5W8BZBDF2G9MxJW70dlnH2DJ1S4W5JmTY21HRqFsVpn26N8F_Q6RW6FNzZN25h_83N6dHFsw-bsjLW4WMYyc4PnxH4W8qbGmV3yjDtpW7HvMCt1YbK2XW8XCy3x3_BDDLVmqKPp1hfJPRW6fY9rF1j0kHPV22X9G4Qm2wRVj5q0Q1kKFjzW57wX2z1KQflrW6FVJQ02Y3rvNW5fm4zS66B4WQW8WTMdG6ykfZwW3G70-Z1076tKW3H5Kkx81RrHkW6v1lYm23ZwCpW2jWBwz4HTTyLW39qB261GHmdVW6m_PM37TfVw6N5BmL6Ncny58W88JNhg20kSNhW4fjsP83kXJy_VXVMY86qWqwRN5xSvmVsHwqK3lcT1) [0128_Engineering_Streamline-Your-Django-Settings_BlogNewsletter](113/ckPbs04/VWc__C3P1ggbW64Vlf35JXqYNW8SvcRS4H3X7dN6pj1W95nKvpV3Zsc37CgJqnW6qkQ2H7PzfnlW6GgXY35jzg0TW5pH8zP7bgqFXW5f5tF52S2ZGLW1h1jmY4Ddsv-W1yH66s1KZB_sW8sWNQX7L0F5mVjjMsz78k6xkW8wmDLD3zqrV0W6GVHmV55Ch3TW7hB1c_3XXmnDW5Wy9975n_CS9N6XlfNRbFg1qVj-W0w5qybYRW3Ydgqd1QdGstV2XF4F7WQXvlW7wHPy470P-wKW6z6QMz3792lXW4MV9lJ53qFmbV99F1x3qZWG3W7FBkFW9d79mFW3Q_d7w649FlmW1YTYLL4BvKmcW2ps_5Y7f-Ll9W5ZNnHP5fBDVqW98XqNK3H3ZDmW6W_jDV35R7VMW3q7NVv4vJlQtW3zQgSr8cwXQLW66QSD11khhG4N71-JJK6-5h-W8PJx555PcLz2N8Hpc9CRyKjNW3WxrdT38ZfCz33p71) Python 3.5 offers type hint support at runtime, allowing runtime-type-checking packages, like pydantic, to validate data and settings. The results? A smaller, more maintainable codebase and a scalable approach to adding new environments. [Continue Reading](113/ckPbs04/VWc__C3P1ggbW64Vlf35JXqYNW8SvcRS4H3X7dN6pj1W95nKvpV3Zsc37CgLDCVSPH8K7fb0TDW23Cdjg74623XW5vZnd_85D_YRW8lRZFB7n28kTW2l2w8H31mQ5pN6WVdGKHqGZhMkYl6WJZfKvW6msJ-x8FWHcgW1wsjz56r_5lmN5C0XSfQW6vhW8zPM-j6MXmkGW55zgm06fkJYXW2TsjH93JS3dNW4SPGX531S-XrW2lWHvZ70T2x2W2jk1Cz3nfjJ4N326Nl07qS_HW4Xwc2Q3kN4_2W6GWGmL5RrpqlW62Nf1l2qbl9pW4x2cL-8Rdkt9W7nRH6n7M_FYQW2xB44k547X6pW7gtTT297W_prW130vG14bLMJbW5qpyrg55dgzBW2yrl1d7sVlWXVzqng77bJbrHN9f73-kxM1RGW4Ygpsk1pq4kXV28XQ42CDfhRW8RVNT53n3kRmW6Rb4zr2PXg0sW87H_Fn4kGwzW3q5G1) About the Author [arjaan-buijk](113/ckPbs04/VWc__C3P1ggbW64Vlf35JXqYNW8SvcRS4H3X7dN6pj1Xm3q90pV1-WJV7CgDvPW2mxpxB1GTPTMW80KwD48WM30xW7G6cxb73LjrBW1njhrt3sJy-cW6CqY9l215KFGW38Kt3G409W1NW5r9NV82kbwMwW3GsRhY1fR-gfW8Nf1Jl182pr2W1v1hD88KwxnLW5pz5v84sN7XqVc-fCd8LlN61W7zp1wm592QW9VyHWfg72KbDRN2Jkw5x5fKMfW6rm1JQ88G1PHW9gYkPM71k-s1W1TbFF211pHyrW8P4wT475WgsQW1WN8FL5cPYYJVmJNyv8qwcc5W4fsQSb9hgNcWW8dlFr38FKCD7N5gBPPTT5bwGVY-ph_16pxwtVG-prF8_Mh_53dnQ1) [Arjaan Buijk](113/ckPbs04/VWc__C3P1ggbW64Vlf35JXqYNW8SvcRS4H3X7dN6pj1Xm3q90pV1-WJV7CgSN5W6l0l4Z7JfG4NVW-Txj1xbx1bW1tT5LS67DQbSW5snmCZ3ZnrwSW4mvGbd3f327TW8s7QTc8Z_BLQW6_1tyP5yzlxnW62XBQ396D6jnVXYrH15qBC7QW3kmnSJ2qm6XBW6rjpvz2g419mW4NrdC48PW6hGW6Pc7hk6vxc00W6pphFd6ChMc7W723q5Q3HvtlfW5_2Q8Y36f3l7W99TT5-6kB3G9W7bjRTn7FtJ4LN90Dhs4VbRlmVHyGBM4Xc33GW73BFk-1Hd-2YW84knrj74DWGlW3dt-gT6xXVrnW4fQ4zp39r9tFW3fp9yX8ts741N8Db80sJT20Z3nCX1) Machine Learning Engineer Arjaan is a senior engineer and data scientist who creates mission-critical cloud solutions focused on Rasa for international banks and insurance companies. He architects and teaches large-scale Kubernetes solutions. [Hire Arjaan](113/ckPbs04/VWc__C3P1ggbW64Vlf35JXqYNW8SvcRS4H3X7dN6pj1Xm3q90pV1-WJV7Cg-gkW4WpFLC7TFgQ-W8N1j-Q52-XDMW3mXGH85vpYvNW3qlz8z1Xcy5DW1Z5QMZ7cbj1SW5WdmH_2kbV21W31QBz27klgQfW6ssQ6-2Djd2WW4Fz8fz1qxh6TW1fyYpr51BYZyW33_jMQ7pw0ppV-rJXS7Zv9sYW6w4WGH5BTVJ3W1LYkZM504bx_W7dWc_P3_ZSYfN1bYk0sqfY-LW3vVqk75mJhBPW5BKb6P4z3FR6W3p7tKR58B3xbW6Y3zlB64G1rKW8Ss5Ml6QR8syVcCV8C5s9_2wW23NNFb4-XygVW1rLTD99lgnBQW6WGtBt7bnbGLW6B0XCf6gc0BN33LH1) Other Recommended Articles - [Top 10 Mistakes That Django Developers Make](113/ckPbs04/VWc__C3P1ggbW64Vlf35JXqYNW8SvcRS4H3X7dN6pj1XG3q90JV1-WJV7CgVn2VLFLFK6T2KtKW7SwvGz3Xv9RzW2wNFzw800dMmW8nsmM74vHxjwW91K5Hk9gSl2hW1DdR_v2MsCGDN3c4jL7hFhdmVBFWhz55xX91W4SYCQn7Q-zfXW3-TB_11kKRT8W7RsyHZ5lKH-kVh5mgv46_wsPN5D5RcmWrsLNW72b0C34z0yWPW2cZm-C3jd42vN6Dm0BQ_8D0kW14PTgh7nfzQkW7SqYFM6k5fFKN96JTtMJjl4qW1xLtSn7HhhQQW43_RSc5WVXBrW20VKzn4hbq3GW5Rzv6m8nwq0YW3yQwRH4159jvW9gqV2L4nwQNZVJ4J1725TYR9Vv0l2Y4xHZFgW5hyjNq6L04sr3nXG1) - [High-performing Apps With Python: A FastAPI Tutorial](113/ckPbs04/VWc__C3P1ggbW64Vlf35JXqYNW8SvcRS4H3X7dN6pj1VV5nKv5V3Zsc37CgR30W3bh9Md8tzbslW8lVTrp4v9QChW3b9_5z1f4m0QW1Xqp3s6G4qMGW3QwM5V4Ybnx4W21MzPR9kW67JW6rq6hd6wC5fyW5Tb-t6555zp6W6QXT0M83TvccW5rJbdH6qqBJrW4kTgGR3nc-GZW1g8jLX7hpZZ1W3VGDGd1G2d_sN2jFHGpL1BSsW2zXw6v8N8RbgW37_zWh6y_f7YN8jwZz8qt-qcW29wft73_-JzZW7116Wj37lL-SW1kHMcd13Btf2W4418q75kQs2pW4DPjnY2cp6-wN34wcbgDm_7wW4Zl7Bv47H7MmV-4n--4CcCpgW48q3Lw7cc7c_W7dGCyY5DKbzQW77-9Qd3VfbNkW8Xv7Qb76s7JpW65RXCg3tRPXSW1kvN1V8wdR15W7ZYT959lhpK23kBy1) - [5 Golden Rules for Great Web API Design](113/ckPbs04/VWc__C3P1ggbW64Vlf35JXqYNW8SvcRS4H3X7dN6pj1VV5nKv5V3Zsc37CgCNyW5ZQVVD8ctWgcW2MSqBk8tQsBrW9hxh052wpSp1W3t7N8r3dq1_dVQDmDk5TR7TPW23-nxb4H7G-wW6Y7GQc4sMTKzN5fQQC31WNB2W59shS823f9f-W7kkWL858z9D6W5dly658kL3YvVVnpPJ7ql4_lW7K5dbR6187XtN2s-RNLSP6h7W2vhXRH626vHjVz1BVP7CdhRtW7LWCzt6yg9vXW7Z-8hg4L0hPyW1bvhVn2CJ9vnW2PQ2MT4zDMGJW5TPDTD4wp8S8VmkJDl61KDtDW3NfQY062Xsr_VKrJr55dMMcTVp24Jm6JyVs-W6dfg6W5fp2mBW4GXVly5J7HmwW8my4FT61TdQnW2tfp_r7Xf_ZXW10yBLp8RK0w-VBHjJq45CK1YW6FR4195RwgR33g7G1) - [A Guide to Performance Testing and Optimization with Python and Django](113/ckPbs04/VWc__C3P1ggbW64Vlf35JXqYNW8SvcRS4H3X7dN6pj1XZ3q90_V1-WJV7CgVgVW7kndzP2fmTC_W4GSQtJ8KwnKRW13ng_l8S-gDrW21WfRc3V7jG2W1cwkFw81wW_DW2MYj2R6ml55TW27Xph669mNNzW3wTsjm6Fs4pcW1h9wV384-qfqW1C_RrC83bdJXW4GZ1md6h-Fm_W1w795049JqF1VyFl1l4J6TJBN7Ns9CrnQqssN1Y862lSPdQPW5xvRP41TxfVBW7XhmFj7kn_2qW9hG4tt8S9ztGN5dCRDzP-VXdVDdpBL24NwFjW2QR6tf2NTDChW7X-hN_28MRyXW7Ph0Q-7vkbWhW53wzyJ5P5knhW4Myp5Q86nTQMW63QNgh2ng-VyW2_Pt6h4rf-v9W67s4dM2-rfY8W6dfYPz5NKWMyW89YxyH7X0Ccc36t01) - [To Python 3 and Back Again: Is It Worth the Switch?](113/ckPbs04/VWc__C3P1ggbW64Vlf35JXqYNW8SvcRS4H3X7dN6pj1XZ3q90_V1-WJV7CgVfGW7R9cxs2bzpPZW1MpCNL2CS6PwW7DN9yc3L14j-W53bMpZ684tXLVyXyTd3Sw-QNW57ldg04gtnH6W6wx3dp6TjwlnW65PGzn8Y95g8W8Bq06B8wt5hXW3hDtP-2_3yt-W1MFQHJ972XLrW1L4_km8qvTh5W70Nbw68C9SrbN3R_dgJzmBmzW1SCCHC4XQFCRW2qv6PB3DXDm2W60NT_K1xw9WnW8pmxfS2gkB1rW3VfQWn54_VGvW431Czc4sj15qW67_xwM78WJK1W504t994fYCVWW5-wwPR1Xd-QKW82895S7J8pCyN63SyfFt06G1W4BWnth8fVC1XW4vnlnn658Bd1W3SBCN845lZLQW7Cm4VH5QZxwZW6ND5dM9hsJvL3jxy1) Hiring Django Developers? 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