|
| 1 | +{ |
| 2 | + "cells": [ |
| 3 | + { |
| 4 | + "cell_type": "code", |
| 5 | + "execution_count": 1, |
| 6 | + "metadata": {}, |
| 7 | + "outputs": [ |
| 8 | + { |
| 9 | + "data": { |
| 10 | + "text/plain": [ |
| 11 | + "[1998, 1999, 2000, 2001, 2002]" |
| 12 | + ] |
| 13 | + }, |
| 14 | + "execution_count": 1, |
| 15 | + "metadata": {}, |
| 16 | + "output_type": "execute_result" |
| 17 | + } |
| 18 | + ], |
| 19 | + "source": [ |
| 20 | + "years_list = [res for res in range(1998,2003)]\n", |
| 21 | + "years_list" |
| 22 | + ] |
| 23 | + }, |
| 24 | + { |
| 25 | + "cell_type": "code", |
| 26 | + "execution_count": 3, |
| 27 | + "metadata": {}, |
| 28 | + "outputs": [ |
| 29 | + { |
| 30 | + "data": { |
| 31 | + "text/plain": [ |
| 32 | + "2001" |
| 33 | + ] |
| 34 | + }, |
| 35 | + "execution_count": 3, |
| 36 | + "metadata": {}, |
| 37 | + "output_type": "execute_result" |
| 38 | + } |
| 39 | + ], |
| 40 | + "source": [ |
| 41 | + "years_list[3]" |
| 42 | + ] |
| 43 | + }, |
| 44 | + { |
| 45 | + "cell_type": "code", |
| 46 | + "execution_count": 4, |
| 47 | + "metadata": {}, |
| 48 | + "outputs": [ |
| 49 | + { |
| 50 | + "data": { |
| 51 | + "text/plain": [ |
| 52 | + "2002" |
| 53 | + ] |
| 54 | + }, |
| 55 | + "execution_count": 4, |
| 56 | + "metadata": {}, |
| 57 | + "output_type": "execute_result" |
| 58 | + } |
| 59 | + ], |
| 60 | + "source": [ |
| 61 | + "max(years_list)" |
| 62 | + ] |
| 63 | + }, |
| 64 | + { |
| 65 | + "cell_type": "code", |
| 66 | + "execution_count": 5, |
| 67 | + "metadata": {}, |
| 68 | + "outputs": [], |
| 69 | + "source": [ |
| 70 | + "things = [\"mozzarella\", \"cinderella\", \"salmonella\"]" |
| 71 | + ] |
| 72 | + }, |
| 73 | + { |
| 74 | + "cell_type": "code", |
| 75 | + "execution_count": 10, |
| 76 | + "metadata": {}, |
| 77 | + "outputs": [ |
| 78 | + { |
| 79 | + "name": "stdout", |
| 80 | + "output_type": "stream", |
| 81 | + "text": [ |
| 82 | + "Cinderella\n", |
| 83 | + "Memory location of this transformed element: 1657709639920\n" |
| 84 | + ] |
| 85 | + } |
| 86 | + ], |
| 87 | + "source": [ |
| 88 | + "## this value is stored in different location because of which original list is not affected.\n", |
| 89 | + "print(things[1].capitalize())\n", |
| 90 | + "print(\"Memory location of this transformed element: \",id(things[1].capitalize()))" |
| 91 | + ] |
| 92 | + }, |
| 93 | + { |
| 94 | + "cell_type": "code", |
| 95 | + "execution_count": 11, |
| 96 | + "metadata": {}, |
| 97 | + "outputs": [ |
| 98 | + { |
| 99 | + "name": "stdout", |
| 100 | + "output_type": "stream", |
| 101 | + "text": [ |
| 102 | + "['mozzarella', 'cinderella', 'salmonella']\n", |
| 103 | + "Memory location of original list: 1657677592128\n" |
| 104 | + ] |
| 105 | + } |
| 106 | + ], |
| 107 | + "source": [ |
| 108 | + "## No it didnt change element in list.It stores the transforemd element in other memory location hence proved\n", |
| 109 | + "print(things)\n", |
| 110 | + "print(\"Memory location of original list: \",id(things))" |
| 111 | + ] |
| 112 | + }, |
| 113 | + { |
| 114 | + "cell_type": "code", |
| 115 | + "execution_count": 12, |
| 116 | + "metadata": {}, |
| 117 | + "outputs": [], |
| 118 | + "source": [ |
| 119 | + "surprise_list = [\"Groucho\",\"Chico\",\"Harpo\"] " |
| 120 | + ] |
| 121 | + }, |
| 122 | + { |
| 123 | + "cell_type": "code", |
| 124 | + "execution_count": 16, |
| 125 | + "metadata": {}, |
| 126 | + "outputs": [ |
| 127 | + { |
| 128 | + "name": "stdout", |
| 129 | + "output_type": "stream", |
| 130 | + "text": [ |
| 131 | + "harpo\n", |
| 132 | + "Reversed List: ['Harpo', 'Chico', 'Groucho']\n" |
| 133 | + ] |
| 134 | + }, |
| 135 | + { |
| 136 | + "data": { |
| 137 | + "text/plain": [ |
| 138 | + "['Groucho', 'Chico', 'Harpo']" |
| 139 | + ] |
| 140 | + }, |
| 141 | + "execution_count": 16, |
| 142 | + "metadata": {}, |
| 143 | + "output_type": "execute_result" |
| 144 | + } |
| 145 | + ], |
| 146 | + "source": [ |
| 147 | + "print(surprise_list[2].lower())\n", |
| 148 | + "reverse_list = surprise_list[::-1]\n", |
| 149 | + "print(\"Reversed List: \",reverse_list)\n", |
| 150 | + "[c.capitalize() for c in surprise_list]" |
| 151 | + ] |
| 152 | + }, |
| 153 | + { |
| 154 | + "cell_type": "code", |
| 155 | + "execution_count": 19, |
| 156 | + "metadata": {}, |
| 157 | + "outputs": [ |
| 158 | + { |
| 159 | + "data": { |
| 160 | + "text/plain": [ |
| 161 | + "dict" |
| 162 | + ] |
| 163 | + }, |
| 164 | + "execution_count": 19, |
| 165 | + "metadata": {}, |
| 166 | + "output_type": "execute_result" |
| 167 | + } |
| 168 | + ], |
| 169 | + "source": [ |
| 170 | + "e2f = {\"dog\":\"chein\",\"cat\":\"chat\",\"walrus\":\"morse\"}\n", |
| 171 | + "type(e2f)" |
| 172 | + ] |
| 173 | + }, |
| 174 | + { |
| 175 | + "cell_type": "code", |
| 176 | + "execution_count": 21, |
| 177 | + "metadata": {}, |
| 178 | + "outputs": [ |
| 179 | + { |
| 180 | + "name": "stdout", |
| 181 | + "output_type": "stream", |
| 182 | + "text": [ |
| 183 | + "French word for walrus is morse\n" |
| 184 | + ] |
| 185 | + } |
| 186 | + ], |
| 187 | + "source": [ |
| 188 | + "print(\"French word for walrus is \",e2f[\"walrus\"])" |
| 189 | + ] |
| 190 | + }, |
| 191 | + { |
| 192 | + "cell_type": "code", |
| 193 | + "execution_count": 34, |
| 194 | + "metadata": {}, |
| 195 | + "outputs": [ |
| 196 | + { |
| 197 | + "name": "stdout", |
| 198 | + "output_type": "stream", |
| 199 | + "text": [ |
| 200 | + "{'chein': 'dog', 'chat': 'cat', 'morse': 'walrus'}\n" |
| 201 | + ] |
| 202 | + } |
| 203 | + ], |
| 204 | + "source": [ |
| 205 | + "f2e = {}\n", |
| 206 | + "for english, french in e2f.items():\n", |
| 207 | + " f2e[french] = english\n", |
| 208 | + "print(f2e)" |
| 209 | + ] |
| 210 | + }, |
| 211 | + { |
| 212 | + "cell_type": "code", |
| 213 | + "execution_count": 36, |
| 214 | + "metadata": {}, |
| 215 | + "outputs": [ |
| 216 | + { |
| 217 | + "name": "stdout", |
| 218 | + "output_type": "stream", |
| 219 | + "text": [ |
| 220 | + "English version of the French word chien is dog\n" |
| 221 | + ] |
| 222 | + } |
| 223 | + ], |
| 224 | + "source": [ |
| 225 | + "print(\"English version of the French word chien is \",f2e['chein'])" |
| 226 | + ] |
| 227 | + }, |
| 228 | + { |
| 229 | + "cell_type": "code", |
| 230 | + "execution_count": 42, |
| 231 | + "metadata": {}, |
| 232 | + "outputs": [ |
| 233 | + { |
| 234 | + "data": { |
| 235 | + "text/plain": [ |
| 236 | + "dict_keys(['dog', 'cat', 'walrus'])" |
| 237 | + ] |
| 238 | + }, |
| 239 | + "execution_count": 42, |
| 240 | + "metadata": {}, |
| 241 | + "output_type": "execute_result" |
| 242 | + } |
| 243 | + ], |
| 244 | + "source": [ |
| 245 | + "e2f.keys()" |
| 246 | + ] |
| 247 | + }, |
| 248 | + { |
| 249 | + "cell_type": "code", |
| 250 | + "execution_count": 43, |
| 251 | + "metadata": {}, |
| 252 | + "outputs": [], |
| 253 | + "source": [ |
| 254 | + "life = {\n", |
| 255 | + " 'animals': {\n", |
| 256 | + " 'cats': ['Henri', 'Grumpy', 'Lucy'],\n", |
| 257 | + " 'octopi': '',\n", |
| 258 | + " 'emus': '',\n", |
| 259 | + " },\n", |
| 260 | + " 'plants': '',\n", |
| 261 | + " 'other': ''\n", |
| 262 | + " }" |
| 263 | + ] |
| 264 | + }, |
| 265 | + { |
| 266 | + "cell_type": "code", |
| 267 | + "execution_count": 44, |
| 268 | + "metadata": {}, |
| 269 | + "outputs": [ |
| 270 | + { |
| 271 | + "data": { |
| 272 | + "text/plain": [ |
| 273 | + "dict_keys(['animals', 'plants', 'other'])" |
| 274 | + ] |
| 275 | + }, |
| 276 | + "execution_count": 44, |
| 277 | + "metadata": {}, |
| 278 | + "output_type": "execute_result" |
| 279 | + } |
| 280 | + ], |
| 281 | + "source": [ |
| 282 | + "life.keys()" |
| 283 | + ] |
| 284 | + }, |
| 285 | + { |
| 286 | + "cell_type": "code", |
| 287 | + "execution_count": 46, |
| 288 | + "metadata": {}, |
| 289 | + "outputs": [ |
| 290 | + { |
| 291 | + "data": { |
| 292 | + "text/plain": [ |
| 293 | + "dict_keys(['cats', 'octopi', 'emus'])" |
| 294 | + ] |
| 295 | + }, |
| 296 | + "execution_count": 46, |
| 297 | + "metadata": {}, |
| 298 | + "output_type": "execute_result" |
| 299 | + } |
| 300 | + ], |
| 301 | + "source": [ |
| 302 | + "life.get('animals').keys()" |
| 303 | + ] |
| 304 | + }, |
| 305 | + { |
| 306 | + "cell_type": "code", |
| 307 | + "execution_count": 48, |
| 308 | + "metadata": {}, |
| 309 | + "outputs": [ |
| 310 | + { |
| 311 | + "data": { |
| 312 | + "text/plain": [ |
| 313 | + "['Henri', 'Grumpy', 'Lucy']" |
| 314 | + ] |
| 315 | + }, |
| 316 | + "execution_count": 48, |
| 317 | + "metadata": {}, |
| 318 | + "output_type": "execute_result" |
| 319 | + } |
| 320 | + ], |
| 321 | + "source": [ |
| 322 | + "life.get('animals').get('cats')" |
| 323 | + ] |
| 324 | + } |
| 325 | + ], |
| 326 | + "metadata": { |
| 327 | + "kernelspec": { |
| 328 | + "display_name": "Python 3", |
| 329 | + "language": "python", |
| 330 | + "name": "python3" |
| 331 | + }, |
| 332 | + "language_info": { |
| 333 | + "codemirror_mode": { |
| 334 | + "name": "ipython", |
| 335 | + "version": 3 |
| 336 | + }, |
| 337 | + "file_extension": ".py", |
| 338 | + "mimetype": "text/x-python", |
| 339 | + "name": "python", |
| 340 | + "nbconvert_exporter": "python", |
| 341 | + "pygments_lexer": "ipython3", |
| 342 | + "version": "3.8.5" |
| 343 | + } |
| 344 | + }, |
| 345 | + "nbformat": 4, |
| 346 | + "nbformat_minor": 4 |
| 347 | +} |
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