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Fix python labs #39

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Merged
AfiMaameDufie merged 5 commits into from
Jan 27, 2026
Merged

Fix python labs #39

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a09c663
Add recommended python version
AfiMaameDufie Jan 27, 2026
ea44e01
fixed overkill solution and dupicates
AfiMaameDufie Jan 27, 2026
a501dea
Add/python version
AfiMaameDufie Jan 27, 2026
0b95b5a
Increase limit of query output
AfiMaameDufie Jan 27, 2026
63463b8
Remove/combine limit and sort cell
AfiMaameDufie Jan 27, 2026
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2 changes: 1 addition & 1 deletion python/00_open_mongodb.ipynb
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Original file line number Diff line number Diff line change
Expand Up @@ -6,7 +6,7 @@
"source": [
"# Open MongoDB Using the MongoDB Extension\n",
"\n",
"1. click on the MongoDB extension on the side panel\n",
"1. Click on the MongoDB extension on the side panel\n",
"2. To connect to the local database, click on ‘Library DB’ in the list of connections on the left side"
]
},
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2 changes: 1 addition & 1 deletion python/01_connect_database.ipynb
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Expand Up @@ -15,7 +15,7 @@
"source": [
"## Select the Python Kernel\n",
"\n",
"To run the code cells in these notebooks you need to select the appropriate kernel (programming language). In this case is Python. Click on the `Select Kernel` button at the top right, then `Python Environments` > `Choose the recommended Python environment`"
"To run the code cells in these notebooks you need to select the appropriate kernel (programming language). In this case is Python. Click on the `Select Kernel` button at the top right, then `Python Environments` > `Choose the recommended Python environment`. For this workshop, we will use Python 3.11."
]
},
{
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41 changes: 3 additions & 38 deletions python/10_find.ipynb
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Expand Up @@ -84,7 +84,7 @@
"cell_type": "markdown",
"metadata": {},
"source": [
"## Exercise: find all the books that have less than 50 pages and print only the title and pages"
"## Find all the books that have less than 50 pages and print only the title and pages"
]
},
{
Expand All @@ -93,11 +93,7 @@
"metadata": {},
"outputs": [],
"source": [
"filter = { \n",
" \"$and\": [\n",
" { \"pages\": { \"$lt\": 50 }}\n",
" ]\n",
"}\n",
"filter = { \"pages\": { \"$lt\": 50 } }\n",
"\n",
"projection = { \"title\": 1, \"pages\": 1 }\n",
"\n",
Expand All @@ -107,33 +103,6 @@
" print(book) "
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"## Find all the books that have less than 50 pages and project only the title and pages"
]
},
{
"cell_type": "code",
"execution_count": null,
"metadata": {},
"outputs": [],
"source": [
"filter = { \n",
" \"$and\": [\n",
" { \"pages\": { \"$lt\": 50 }}\n",
" ]\n",
"}\n",
"\n",
"projection = { \"title\": 1, \"pages\": 1 }\n",
"\n",
"cursor = books.find(filter, projection).limit(10)\n",
"\n",
"for book in cursor:\n",
" print(book)"
]
},
{
"cell_type": "markdown",
"metadata": {},
Expand All @@ -147,11 +116,7 @@
"metadata": {},
"outputs": [],
"source": [
"filter = { \n",
" \"$and\": [\n",
" { \"pages\": { \"$lt\": 50 }},\n",
" ]\n",
"}\n",
"filter = { \"pages\": { \"$lt\": 50 } }\n",
"\n",
"projection = {\n",
" \"_id\": 0,\n",
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2 changes: 1 addition & 1 deletion python/11_find_arrays.ipynb
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Expand Up @@ -115,7 +115,7 @@
" {\"genres\": {\"$in\": \n",
" [\"Family Life\", \"Fiction\"]\n",
" }\n",
" }).limit(10)\n",
" }).limit(15)\n",
"\n",
"for book in cursor:\n",
" print(f'{book[\"title\"]} - genre: {book[\"genres\"]}')\n",
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37 changes: 4 additions & 33 deletions python/20_project_sort_limit.ipynb
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Expand Up @@ -52,7 +52,7 @@
"id": "4",
"metadata": {},
"source": [
"## Sort books by descending number of pages"
"## Use limit() and sort() books by descending number of pages"
]
},
{
Expand All @@ -73,35 +73,6 @@
" print(book)"
]
},
{
"cell_type": "markdown",
"id": "6",
"metadata": {},
"source": [
"## Limit"
]
},
{
"cell_type": "code",
"execution_count": null,
"id": "7",
"metadata": {},
"outputs": [],
"source": [
"projection = {\n",
" \"title\": 1,\n",
" \"pages\": 1\n",
"}\n",
"\n",
"cursor = books.find(\n",
" {}, # empty filter, all books\n",
" projection\n",
").sort(\"pages\", -1).limit(10)\n",
"\n",
"for book in cursor:\n",
" print(f\"{book['title']} - {book['pages']}\")"
]
},
{
"cell_type": "markdown",
"id": "8",
Expand All @@ -119,13 +90,13 @@
"source": [
"projection = {\n",
" \"title\": 1,\n",
" \"pages\": 1\n",
" \"year\": 1\n",
"}\n",
"\n",
"cursor = books.find({}, projection).sort(\"pages\", -1).skip(4).limit(10)\n",
"cursor = books.find({}, projection).sort(\"year\", -1).skip(4).limit(10)\n",
"\n",
"for book in cursor:\n",
" print(f\"{book['title']}\")"
" print(f\"{book['title']} - {book['year']}\")"
]
},
{
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