128 lines
2.9 KiB
Plaintext
128 lines
2.9 KiB
Plaintext
{
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"cells": [
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"# 1. Populating a dictionary\n",
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"Create a dictionary by using all the given variables."
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {
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"editable": false
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},
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"outputs": [],
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"source": [
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"first_name = 'John'\n",
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"last_name = 'Doe'\n",
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"favorite_hobby = 'Python'\n",
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"sports_hobby = 'gym'\n",
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"age = 82"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"# Your implementation\n",
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"my_dict = "
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {
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"editable": false
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},
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"outputs": [],
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"source": [
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"assert my_dict == {\n",
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" 'name': 'John Doe',\n",
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" 'age': 82,\n",
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" 'hobbies': ['Python', 'gym']\n",
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" }"
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]
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},
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{
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"cell_type": "markdown",
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"metadata": {},
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"source": [
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"# 2. Accessing and merging dictionaries\n",
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"Combine `dict1`, `dict2`, and `dict3` into `my_dict`. In addition, get the value of `special_key` from `my_dict` into a `special_value` variable. Note that original dictionaries should stay untouched and `special_key` should be removed from `my_dict`."
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {
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"editable": false
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},
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"outputs": [],
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"source": [
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"dict1 = dict(key1='This is not that hard', key2='Python is still cool')\n",
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"dict2 = {'key1': 123, 'special_key': 'secret'}\n",
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"# This is also a away to initialize a dict (list of tuples) \n",
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"dict3 = dict([('key2', 456), ('keyX', 'X')])"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"# 'Your impelementation'\n",
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"my_dict = \n",
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"special_value = "
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {
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"editable": false
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},
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"outputs": [],
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"source": [
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"assert my_dict == {'key1': 123, 'key2': 456, 'keyX': 'X'}\n",
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"assert special_value == 'secret'\n",
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"\n",
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"# Let's check that the originals are untouched\n",
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"assert dict1 == {\n",
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" 'key1': 'This is not that hard',\n",
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" 'key2': 'Python is still cool'\n",
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" }\n",
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"assert dict2 == {'key1': 123, 'special_key': 'secret'}\n",
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"assert dict3 == {'key2': 456, 'keyX': 'X'}"
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]
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}
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],
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"metadata": {
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"celltoolbar": "Edit Metadata",
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"kernelspec": {
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"display_name": "Python 3",
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"language": "python",
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"name": "python3"
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},
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"language_info": {
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"codemirror_mode": {
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"name": "ipython",
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"version": 3
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},
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"file_extension": ".py",
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"mimetype": "text/x-python",
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"name": "python",
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"nbconvert_exporter": "python",
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"pygments_lexer": "ipython3",
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"version": "3.5.4"
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}
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},
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"nbformat": 4,
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"nbformat_minor": 1
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}
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