solution for exercise 6
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Andrew Straw
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exercises/source/exercise-06/1__SSH_CLI_Schnitzeljagd.ipynb
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206
exercises/source/exercise-06/1__SSH_CLI_Schnitzeljagd.ipynb
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{
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"cells": [
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{
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"cell_type": "code",
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"execution_count": 1,
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"id": "abe9babf",
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"metadata": {
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"nbgrader": {
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"grade": false,
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"grade_id": "cell-05142c09f787bba0",
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"locked": true,
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"schema_version": 3,
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"solution": false,
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"task": false
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}
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},
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"outputs": [],
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"source": [
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"# You must run this cell, but you can ignore its contents.\n",
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"\n",
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"import hashlib\n",
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"\n",
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"def ads_hash(ty):\n",
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" \"\"\"Return a unique string for input\"\"\"\n",
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" ty_str = str(ty).encode()\n",
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" m = hashlib.sha256()\n",
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" m.update(ty_str)\n",
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" return m.hexdigest()[:10]"
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]
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},
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{
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"cell_type": "markdown",
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"id": "4be5f20b-f850-4267-b57c-0cc8aee0d30a",
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"metadata": {
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"nbgrader": {
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"grade": false,
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"grade_id": "cell-5d906cfc256b7dc5",
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"locked": true,
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"schema_version": 3,
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"solution": false,
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"task": false
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}
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},
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"source": [
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"# Q1 SSH, command line, exit codes, etc "
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]
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},
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{
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"cell_type": "markdown",
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"id": "31eb869a",
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"metadata": {
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"nbgrader": {
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"grade": false,
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"grade_id": "cell-8b9d3e971dac9415",
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"locked": true,
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"schema_version": 3,
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"solution": false,
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"task": false
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}
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},
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"source": [
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"SSH to your account at `python-course` (e.g. `ssh your-user-name@python-course`) and follow the puzzle starting in the directory `/schnitzeljagd`.\n",
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"\n",
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"You must be in the University of Freiburg network in order to be able to SSH correctly.\n",
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"\n",
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"Your username is your the lowercase version of your lastname (e.g. Cem Özdemir would have a username of `oezdemir`). Your password is your matriculation number followed by \"x\" (e.g. `12345678x`).\n",
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"\n",
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"Place the final answer in the variable `final_answer`."
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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": 2,
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"id": "e7575efb",
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"metadata": {
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"nbgrader": {
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"grade": false,
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"grade_id": "cell-d6b141313f4f3a09",
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"locked": false,
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"schema_version": 3,
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"solution": true,
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"task": false
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}
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},
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"outputs": [],
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"source": [
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"final_answer = \"lada0df89ksdjf8alkds9339akklafk93\""
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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": 3,
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"id": "a3ef21b2",
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"metadata": {
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"nbgrader": {
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"grade": true,
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"grade_id": "cell-3d5b7fe600c4c6ba",
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"locked": true,
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"points": 1,
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"schema_version": 3,
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"solution": false,
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"task": false
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}
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},
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"outputs": [],
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"source": [
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"assert ads_hash(final_answer) == 'dfb81c4fac'"
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]
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},
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{
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"cell_type": "markdown",
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"id": "357ffd1f-d0ce-4992-a0d8-411adadfe332",
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"metadata": {
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"nbgrader": {
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"grade": false,
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"grade_id": "cell-3004f9869fd73843",
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"locked": true,
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"schema_version": 3,
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"solution": false,
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"task": false
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},
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"tags": []
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},
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"source": [
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"# Q2 Starting conda environment from command line\n",
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"\n",
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"On the above server, we have Anaconda installed at `/anaconda3` so from the command line, you can start the anaconda `base` environment like this:\n",
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"\n",
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" eval \"$(/anaconda3/bin/conda shell.bash hook)\"\n",
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" \n",
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"If you do this, your command-line prompt will start with `(base)`.\n",
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" \n",
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"Steps:\n",
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"\n",
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"0) Login to `10.4.66.100` as described above.\n",
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"1) Start the anaconda `base` environment.\n",
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"2) Change to the directory `/course`.\n",
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"3) Run the python program `program1.py`\n",
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"4) Put the program console output into the variable `program1_output` below"
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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": 4,
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"id": "8e6b720b-91a6-4ffb-a93b-44e8288c8d86",
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"metadata": {
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"nbgrader": {
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"grade": false,
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"grade_id": "cell-6d9ed8460134bae3",
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"locked": false,
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"schema_version": 3,
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"solution": true,
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"task": false
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},
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"tags": []
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},
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"outputs": [],
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"source": [
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"program1_output=300"
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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": 5,
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"id": "4ee8b2c9-8fd0-4d47-86a2-3c52dc352ddd",
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"metadata": {
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"nbgrader": {
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"grade": true,
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"grade_id": "cell-bc67d9f37b59741d",
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"locked": true,
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"points": 1,
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"schema_version": 3,
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"solution": false,
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"task": false
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},
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"tags": []
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},
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"outputs": [],
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"source": [
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"assert ads_hash(program1_output) == '983bd614bb'"
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]
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}
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],
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"metadata": {
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"celltoolbar": "Create Assignment",
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"kernelspec": {
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"display_name": "Python 3 (ipykernel)",
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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": "3.11.7"
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}
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},
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"nbformat": 4,
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"nbformat_minor": 5
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}
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