Refactor code structure for improved readability and maintainability

city_population.csv

@@ -0,0 +1,541 @@
+Entity,Year,"City population (UN Urbanization Prospects, 2018)","Projected city population (UN Urbanization Prospects, 2018)"
+Bangalore,1950,0.745999,
+Bangalore,1955,0.939396,
+Bangalore,1960,1.165978,
+Bangalore,1965,1.377314,
+Bangalore,1970,1.614756,
+Bangalore,1975,2.110599,
+Bangalore,1980,2.812428,
+Bangalore,1985,3.397214,
+Bangalore,1990,4.042598,
+Bangalore,1995,4.754228,
+Bangalore,2000,5.581263,
+Bangalore,2005,6.785901,
+Bangalore,2010,8.295564,
+Bangalore,2015,10.14108,
+Bangalore,2020,,12.326532
+Bangalore,2025,,14.395443
+Bangalore,2030,,16.226826
+Bangalore,2035,,18.065541
+Beijing,1950,1.671365,
+Beijing,1955,2.364625,
+Beijing,1960,3.900441,
+Beijing,1965,4.582017,
+Beijing,1970,4.426045,
+Beijing,1975,4.827973,
+Beijing,1980,5.366372,
+Beijing,1985,6.017488,
+Beijing,1990,6.787737,
+Beijing,1995,8.355148,
+Beijing,2000,10.285091,
+Beijing,2005,12.991292,
+Beijing,2010,16.441252,
+Beijing,2015,18.421198,
+Beijing,2020,,20.46261
+Beijing,2025,,22.596455
+Beijing,2030,,24.281913
+Beijing,2035,,25.36592
+Bogota,1950,0.630315,
+Bogota,1955,0.894187,
+Bogota,1960,1.268645,
+Bogota,1965,1.779758,
+Bogota,1970,2.383425,
+Bogota,1975,3.040465,
+Bogota,1980,3.525154,
+Bogota,1985,4.086775,
+Bogota,1990,4.740448,
+Bogota,1995,5.488071,
+Bogota,2000,6.329384,
+Bogota,2005,7.299095,
+Bogota,2010,8.417705,
+Bogota,2015,9.707746,
+Bogota,2020,,10.97836
+Bogota,2025,,11.795829
+Bogota,2030,,12.343364
+Bogota,2035,,12.753324
+Buenos Aires,1950,5.16614,
+Buenos Aires,1955,5.910271,
+Buenos Aires,1960,6.761837,
+Buenos Aires,1965,7.548511,
+Buenos Aires,1970,8.41617,
+Buenos Aires,1975,9.143219,
+Buenos Aires,1980,9.919781,
+Buenos Aires,1985,10.523442,
+Buenos Aires,1990,11.147566,
+Buenos Aires,1995,11.806407,
+Buenos Aires,2000,12.503871,
+Buenos Aires,2005,13.32954,
+Buenos Aires,2010,14.245871,
+Buenos Aires,2015,14.705533,
+Buenos Aires,2020,,15.153729
+Buenos Aires,2025,,15.752275
+Buenos Aires,2030,,16.456115
+Buenos Aires,2035,,17.127741
+Cairo,1950,2.493514,
+Cairo,1955,3.029198,
+Cairo,1960,3.68016,
+Cairo,1965,4.737968,
+Cairo,1970,5.584507,
+Cairo,1975,6.449922,
+Cairo,1980,7.348778,
+Cairo,1985,8.328255,
+Cairo,1990,9.892143,
+Cairo,1995,11.961986,
+Cairo,2000,13.625565,
+Cairo,2005,15.17405,
+Cairo,2010,16.899015,
+Cairo,2015,18.820072,
+Cairo,2020,,20.900604
+Cairo,2025,,23.074225
+Cairo,2030,,25.516696
+Cairo,2035,,28.504351
+Chongqing,1950,1.566966,
+Chongqing,1955,1.913248,
+Chongqing,1960,2.275158,
+Chongqing,1965,2.188064,
+Chongqing,1970,2.237344,
+Chongqing,1975,2.544566,
+Chongqing,1980,2.9614,
+Chongqing,1985,3.44623,
+Chongqing,1990,4.010602,
+Chongqing,1995,5.615367,
+Chongqing,2000,7.862976,
+Chongqing,2005,9.454076,
+Chongqing,2010,11.243667,
+Chongqing,2015,13.372015,
+Chongqing,2020,,15.872179
+Chongqing,2025,,18.171198
+Chongqing,2030,,19.649097
+Chongqing,2035,,20.531266
+Delhi,1950,1.369369,
+Delhi,1955,1.781624,
+Delhi,1960,2.282962,
+Delhi,1965,2.845042,
+Delhi,1970,3.530693,
+Delhi,1975,4.436385,
+Delhi,1980,5.587014,
+Delhi,1985,7.225758,
+Delhi,1990,9.384209,
+Delhi,1995,12.138233,
+Delhi,2000,15.691899,
+Delhi,2005,18.69133,
+Delhi,2010,21.987895,
+Delhi,2015,25.865875,
+Delhi,2020,,30.290936
+Delhi,2025,,34.665569
+Delhi,2030,,38.938697
+Delhi,2035,,43.345059
+Dhaka,1950,0.33576,
+Dhaka,1955,0.408866,
+Dhaka,1960,0.507921,
+Dhaka,1965,0.82074,
+Dhaka,1970,1.373718,
+Dhaka,1975,2.221055,
+Dhaka,1980,3.265663,
+Dhaka,1985,4.660384,
+Dhaka,1990,6.620697,
+Dhaka,1995,8.332474,
+Dhaka,2000,10.284947,
+Dhaka,2005,12.330879,
+Dhaka,2010,14.730537,
+Dhaka,2015,17.597177,
+Dhaka,2020,,21.00586
+Dhaka,2025,,24.652864
+Dhaka,2030,,28.07566
+Dhaka,2035,,31.233651
+Guangzhou,1950,1.048975,
+Guangzhou,1955,1.155063,
+Guangzhou,1960,1.271914,
+Guangzhou,1965,1.400511,
+Guangzhou,1970,1.542151,
+Guangzhou,1975,1.698116,
+Guangzhou,1980,1.869905,
+Guangzhou,1985,2.355566,
+Guangzhou,1990,3.245991,
+Guangzhou,1995,5.035339,
+Guangzhou,2000,7.812008,
+Guangzhou,2005,9.055056,
+Guangzhou,2010,10.278197,
+Guangzhou,2015,11.694882,
+Guangzhou,2020,,13.301532
+Guangzhou,2025,,14.878691
+Guangzhou,2030,,16.024165
+Guangzhou,2035,,16.740973
+Istanbul,1950,0.967497,
+Istanbul,1955,1.248709,
+Istanbul,1960,1.453353,
+Istanbul,1965,2.001192,
+Istanbul,1970,2.772095,
+Istanbul,1975,3.600332,
+Istanbul,1980,4.397037,
+Istanbul,1985,5.407297,
+Istanbul,1990,6.55216,
+Istanbul,1995,7.665403,
+Istanbul,2000,8.743868,
+Istanbul,2005,10.465694,
+Istanbul,2010,12.584885,
+Istanbul,2015,14.126772,
+Istanbul,2020,,15.190336
+Istanbul,2025,,16.236703
+Istanbul,2030,,17.12424
+Istanbul,2035,,17.986297
+Jakarta,1950,1.452,
+Jakarta,1955,1.972106,
+Jakarta,1960,2.67874,
+Jakarta,1965,3.296964,
+Jakarta,1970,3.915406,
+Jakarta,1975,4.813132,
+Jakarta,1980,5.984256,
+Jakarta,1985,7.00903,
+Jakarta,1990,8.174756,
+Jakarta,1995,8.321858,
+Jakarta,2000,8.389759,
+Jakarta,2005,8.988406,
+Jakarta,2010,9.625579,
+Jakarta,2015,10.173388,
+Jakarta,2020,,10.770487
+Jakarta,2025,,11.634078
+Jakarta,2030,,12.686756
+Jakarta,2035,,13.688321
+Karachi,1950,1.05538,
+Karachi,1955,1.419491,
+Karachi,1960,1.853325,
+Karachi,1965,2.405037,
+Karachi,1970,3.118723,
+Karachi,1975,3.989191,
+Karachi,1980,5.047815,
+Karachi,1985,6.032582,
+Karachi,1990,7.147064,
+Karachi,1995,8.467439,
+Karachi,2000,9.825295,
+Karachi,2005,11.131559,
+Karachi,2010,12.611924,
+Karachi,2015,14.28916,
+Karachi,2020,,16.093786
+Karachi,2025,,18.076794
+Karachi,2030,,20.431848
+Karachi,2035,,23.128137
+Kinshasa,1950,0.201905,
+Kinshasa,1955,0.292398,
+Kinshasa,1960,0.442853,
+Kinshasa,1965,0.717018,
+Kinshasa,1970,1.069714,
+Kinshasa,1975,1.48182,
+Kinshasa,1980,2.052874,
+Kinshasa,1985,2.811896,
+Kinshasa,1990,3.683274,
+Kinshasa,1995,4.824684,
+Kinshasa,2000,6.140419,
+Kinshasa,2005,7.589069,
+Kinshasa,2010,9.381673,
+Kinshasa,2015,11.597706,
+Kinshasa,2020,,14.342439
+Kinshasa,2025,,17.778474
+Kinshasa,2030,,21.914342
+Kinshasa,2035,,26.681825
+Kolkata,1950,4.604143,
+Kolkata,1955,5.219086,
+Kolkata,1960,5.91021,
+Kolkata,1965,6.589384,
+Kolkata,1970,7.329372,
+Kolkata,1975,8.165629,
+Kolkata,1980,9.100166,
+Kolkata,1985,10.003665,
+Kolkata,1990,10.974177,
+Kolkata,1995,11.992194,
+Kolkata,2000,13.097153,
+Kolkata,2005,13.595152,
+Kolkata,2010,14.002798,
+Kolkata,2015,14.42267,
+Kolkata,2020,,14.850066
+Kolkata,2025,,15.845219
+Kolkata,2030,,17.583604
+Kolkata,2035,,19.56417
+Lagos,1950,0.325218,
+Lagos,1955,0.46846,
+Lagos,1960,0.762418,
+Lagos,1965,1.135439,
+Lagos,1970,1.413528,
+Lagos,1975,1.889802,
+Lagos,1980,2.572218,
+Lagos,1985,3.500464,
+Lagos,1990,4.764093,
+Lagos,1995,5.98268,
+Lagos,2000,7.280706,
+Lagos,2005,8.859399,
+Lagos,2010,10.441182,
+Lagos,2015,12.239206,
+Lagos,2020,,14.368332
+Lagos,2025,,17.156393
+Lagos,2030,,20.600156
+Lagos,2035,,24.418768
+Lahore,1950,0.835769,
+Lahore,1955,1.021679,
+Lahore,1960,1.264277,
+Lahore,1965,1.574981,
+Lahore,1970,1.963951,
+Lahore,1975,2.398576,
+Lahore,1980,2.881596,
+Lahore,1985,3.387873,
+Lahore,1990,3.970161,
+Lahore,1995,4.652529,
+Lahore,2000,5.576372,
+Lahore,2005,6.856969,
+Lahore,2010,8.432132,
+Lahore,2015,10.369137,
+Lahore,2020,,12.642423
+Lahore,2025,,14.825828
+Lahore,2030,,16.883085
+Lahore,2035,,19.116605
+Los Angeles,1950,4.045514,
+Los Angeles,1955,5.154301,
+Los Angeles,1960,6.529638,
+Los Angeles,1965,7.407634,
+Los Angeles,1970,8.377685,
+Los Angeles,1975,8.925518,
+Los Angeles,1980,9.511568,
+Los Angeles,1985,10.181172,
+Los Angeles,1990,10.883429,
+Los Angeles,1995,11.33889,
+Los Angeles,2000,11.798345,
+Los Angeles,2005,11.977857,
+Los Angeles,2010,12.160151,
+Los Angeles,2015,12.345219,
+Los Angeles,2020,,12.446597
+Los Angeles,2025,,12.677559
+Los Angeles,2030,,13.209244
+Los Angeles,2035,,13.778153
+Manila,1950,1.543666,
+Manila,1955,1.871605,
+Manila,1960,2.273734,
+Manila,1965,2.828883,
+Manila,1970,3.534309,
+Manila,1975,4.999303,
+Manila,1980,5.954719,
+Manila,1985,6.88792,
+Manila,1990,7.972799,
+Manila,1995,9.401255,
+Manila,2000,9.957962,
+Manila,2005,10.750752,
+Manila,2010,11.887189,
+Manila,2015,12.860058,
+Manila,2020,,13.923452
+Manila,2025,,15.230559
+Manila,2030,,16.84134
+Manila,2035,,18.649422
+Mexico City,1950,3.365081,
+Mexico City,1955,4.293878,
+Mexico City,1960,5.479184,
+Mexico City,1965,6.969157,
+Mexico City,1970,8.830947,
+Mexico City,1975,10.73386,
+Mexico City,1980,13.02762,
+Mexico City,1985,14.278216,
+Mexico City,1990,15.642318,
+Mexico City,1995,17.017469,
+Mexico City,2000,18.457027,
+Mexico City,2005,19.276065,
+Mexico City,2010,20.136681,
+Mexico City,2015,21.339781,
+Mexico City,2020,,21.782378
+Mexico City,2025,,22.752414
+Mexico City,2030,,24.110599
+Mexico City,2035,,25.414624
+Moscow,1950,5.356392,
+Moscow,1955,5.748746,
+Moscow,1960,6.169961,
+Moscow,1965,6.62178,
+Moscow,1970,7.106457,
+Moscow,1975,7.622703,
+Moscow,1980,8.136141,
+Moscow,1985,8.57992,
+Moscow,1990,8.986631,
+Moscow,1995,9.200994,
+Moscow,2000,10.004523,
+Moscow,2005,10.751428,
+Moscow,2010,11.461264,
+Moscow,2015,12.049135,
+Moscow,2020,,12.537954
+Moscow,2025,,12.737356
+Moscow,2030,,12.795712
+Moscow,2035,,12.822748
+Mumbai,1950,3.088811,
+Mumbai,1955,3.72621,
+Mumbai,1960,4.414904,
+Mumbai,1965,5.3143,
+Mumbai,1970,6.412876,
+Mumbai,1975,7.685346,
+Mumbai,1980,9.199543,
+Mumbai,1985,10.68553,
+Mumbai,1990,12.35509,
+Mumbai,1995,14.135363,
+Mumbai,2000,16.146527,
+Mumbai,2005,17.257072,
+Mumbai,2010,18.257413,
+Mumbai,2015,19.315737,
+Mumbai,2020,,20.411274
+Mumbai,2025,,22.088953
+Mumbai,2030,,24.57245
+Mumbai,2035,,27.342819
+New York,1950,12.338471,
+New York,1955,13.219362,
+New York,1960,14.163521,
+New York,1965,15.176758,
+New York,1970,16.19118,
+New York,1975,15.880271,
+New York,1980,15.601401,
+New York,1985,15.826788,
+New York,1990,16.085599,
+New York,1995,16.94277,
+New York,2000,17.813371,
+New York,2005,18.087174,
+New York,2010,18.365262,
+New York,2015,18.647626,
+New York,2020,,18.803552
+New York,2025,,19.154024
+New York,2030,,19.957605
+New York,2035,,20.81717
+Osaka,1950,7.005284,
+Osaka,1955,8.622976,
+Osaka,1960,10.614841,
+Osaka,1965,13.065322,
+Osaka,1970,15.27151,
+Osaka,1975,16.298124,
+Osaka,1980,17.027547,
+Osaka,1985,17.582632,
+Osaka,1990,18.388783,
+Osaka,1995,18.939588,
+Osaka,2000,18.660022,
+Osaka,2005,18.762099,
+Osaka,2010,19.312646,
+Osaka,2015,19.304722,
+Osaka,2020,,19.16534
+Osaka,2025,,18.921632
+Osaka,2030,,18.658055
+Osaka,2035,,18.345611
+Paris,1950,6.283018,
+Paris,1955,6.796437,
+Paris,1960,7.410735,
+Paris,1965,7.855185,
+Paris,1970,8.208121,
+Paris,1975,8.557844,
+Paris,1980,8.669349,
+Paris,1985,8.956222,
+Paris,1990,9.330327,
+Paris,1995,9.510103,
+Paris,2000,9.736538,
+Paris,2005,10.091795,
+Paris,2010,10.460118,
+Paris,2015,10.733502,
+Paris,2020,,11.01723
+Paris,2025,,11.346802
+Paris,2030,,11.709788
+Paris,2035,,12.064575
+Rio de Janeiro,1950,3.026195,
+Rio de Janeiro,1955,3.687344,
+Rio de Janeiro,1960,4.493182,
+Rio de Janeiro,1965,5.522674,
+Rio de Janeiro,1970,6.790519,
+Rio de Janeiro,1975,7.733429,
+Rio de Janeiro,1980,8.78387,
+Rio de Janeiro,1985,9.241709,
+Rio de Janeiro,1990,9.697487,
+Rio de Janeiro,1995,10.431518,
+Rio de Janeiro,2000,11.306768,
+Rio de Janeiro,2005,11.831807,
+Rio de Janeiro,2010,12.373884,
+Rio de Janeiro,2015,12.940796,
+Rio de Janeiro,2020,,13.458075
+Rio de Janeiro,2025,,13.923245
+Rio de Janeiro,2030,,14.408259
+Rio de Janeiro,2035,,14.81018
+Sao Paulo,1950,2.334038,
+Sao Paulo,1955,3.043828,
+Sao Paulo,1960,3.969759,
+Sao Paulo,1965,5.49415,
+Sao Paulo,1970,7.62049,
+Sao Paulo,1975,9.614016,
+Sao Paulo,1980,12.089454,
+Sao Paulo,1985,13.394815,
+Sao Paulo,1990,14.77584,
+Sao Paulo,1995,15.913473,
+Sao Paulo,2000,17.014078,
+Sao Paulo,2005,18.288134,
+Sao Paulo,2010,19.659808,
+Sao Paulo,2015,20.883046,
+Sao Paulo,2020,,22.043028
+Sao Paulo,2025,,22.990007
+Sao Paulo,2030,,23.824223
+Sao Paulo,2035,,24.490136
+Shanghai,1950,4.288091,
+Shanghai,1955,5.712858,
+Shanghai,1960,6.865312,
+Shanghai,1965,6.428131,
+Shanghai,1970,6.052468,
+Shanghai,1975,5.658129,
+Shanghai,1980,5.927898,
+Shanghai,1985,7.09628,
+Shanghai,1990,8.605812,
+Shanghai,1995,11.072063,
+Shanghai,2000,14.246541,
+Shanghai,2005,17.055788,
+Shanghai,2010,20.314309,
+Shanghai,2015,23.482181,
+Shanghai,2020,,27.058479
+Shanghai,2025,,30.48214
+Shanghai,2030,,32.869265
+Shanghai,2035,,34.341242
+Shenzhen,1950,0.003148,
+Shenzhen,1955,0.005112,
+Shenzhen,1960,0.008302,
+Shenzhen,1965,0.01348,
+Shenzhen,1970,0.02189,
+Shenzhen,1975,0.035547,
+Shenzhen,1980,0.058983,
+Shenzhen,1985,0.193113,
+Shenzhen,1990,0.875,
+Shenzhen,1995,2.393747,
+Shenzhen,2000,6.550414,
+Shenzhen,2005,8.409066,
+Shenzhen,2010,10.222916,
+Shenzhen,2015,11.275391,
+Shenzhen,2020,,12.35682
+Shenzhen,2025,,13.545445
+Shenzhen,2030,,14.537252
+Shenzhen,2035,,15.185481
+Tianjin,1950,2.467096,
+Tianjin,1955,2.760676,
+Tianjin,1960,2.935185,
+Tianjin,1965,3.12062,
+Tianjin,1970,3.317826,
+Tianjin,1975,3.527495,
+Tianjin,1980,3.750476,
+Tianjin,1985,4.097324,
+Tianjin,1990,4.558206,
+Tianjin,1995,5.643951,
+Tianjin,2000,6.988727,
+Tianjin,2005,8.430065,
+Tianjin,2010,10.150076,
+Tianjin,2015,12.516041,
+Tianjin,2020,,13.589078
+Tianjin,2025,,14.70408
+Tianjin,2030,,15.74524
+Tianjin,2035,,16.445898
+Tokyo,1950,11.274641,
+Tokyo,1955,13.712679,
+Tokyo,1960,16.678821,
+Tokyo,1965,20.284371,
+Tokyo,1970,23.297503,
+Tokyo,1975,26.614733,
+Tokyo,1980,28.548512,
+Tokyo,1985,30.303794,
+Tokyo,1990,32.530003,
+Tokyo,1995,33.586573,
+Tokyo,2000,34.449908,
+Tokyo,2005,35.621544,
+Tokyo,2010,36.859626,
+Tokyo,2015,37.256109,
+Tokyo,2020,,37.393129
+Tokyo,2025,,37.036204
+Tokyo,2030,,36.573799
+Tokyo,2035,,36.01403

index.html

@@ -3,9 +3,16 @@
 <head>
     <meta charset="UTF-8">
     <meta name="viewport" content="width=device-width, initial-scale=1.0">
-    <title>Document</title>
+    <title>CSV Datasets</title>
 </head>
 <body>
-    test
+    <h1>CSV Datasets</h1>
+    <ul>
+        <li><a href="city_population.csv">city_population.csv</a></li>
+        <li><a href="ds_salaries.csv">ds_salaries.csv</a></li>
+        <li><a href="enrollment.csv">enrollment.csv</a></li>
+        <li><a href="students.csv">students.csv</a></li>
+        <li><a href="superstore.csv">superstore.csv</a></li>
+    </ul>
 </body>
 </html>