scuti
c6096cfe6c
Shows the difference between usage and desire to use a lang (=y) over the usage of language (=x).
290 lines
11 KiB
Plaintext
290 lines
11 KiB
Plaintext
{
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"cells": [
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{
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"cell_type": "code",
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"execution_count": null,
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"id": "74e4cf25-6649-4633-89ea-03ffc2e23caa",
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"metadata": {},
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"outputs": [],
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"source": [
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"from collections import Counter\n",
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"\n",
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"import pandas as pd\n",
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"import seaborn as sb\n",
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"import matplotlib.pyplot as plt\n",
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"\n",
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"# avoid burning my eyes @ night\n",
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"plt.style.use(\"dark_background\")"
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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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"id": "f2b80545-2481-4ee8-8d43-ffd4a612a397",
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"metadata": {},
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"outputs": [],
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"source": [
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"FILE = \"data/survey_results_public.csv\"\n",
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"so_df = pd.read_csv(FILE)\n",
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"\n",
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"print(so_df.keys())\n",
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"so_df.describe()\n",
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"\n",
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"# check for people who aren't paying attention\n",
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"count_not_apple = (so_df[\"Check\"] != \"Apples\").sum()\n",
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"print(count_not_apple)\n",
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"print(so_df.shape)\n",
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"assert(count_not_apple == 0)\n",
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"# print(so_df[:3])\n"
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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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"id": "35b9727a-176c-4193-a1f9-a508aecd2d1c",
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"metadata": {},
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"outputs": [],
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"source": [
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"# get popularity of different programming languages\n",
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"\n",
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"#keys re: languages are:\n",
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"#LanguageHaveWorkedWith,LanguageWantToWorkWith,LanguageAdmired,LanguageDesired\n",
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"\n",
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"# draw as strip chart\n",
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"# https://seaborn.pydata.org/generated/seaborn.stripplot.html#seaborn.stripplot\n",
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"\n",
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"def get_langs(dataset, key=\"LanguageHaveWorkedWith\"):\n",
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" lang_count = Counter()\n",
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" assert(key in dataset.keys())\n",
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" for response in dataset[key]:\n",
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" if type(response) == str:\n",
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" lang_count.update(response.split(';'))\n",
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" langs_by_popularity = dict(\n",
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" sorted(lang_count.items(), key=lambda item: item[1], reverse=True)\n",
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" )\n",
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" return langs_by_popularity\n",
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"\n",
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"def visualize_langs(langs, langs2, label1 = \"condition1\", label2 = \"condition2\", saveto=None):\n",
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" DOT_COLOR1 = \"lightblue\"\n",
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" DOT_COLOR2 = \"red\"\n",
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" BG_COLOR = \"black\" \n",
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" df = pd.DataFrame(langs.items(), columns=['Languages', 'Count'])\n",
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" df2 = pd.DataFrame(langs2.items(), columns=['Languages', 'Count'])\n",
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" \n",
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" plt.figure(figsize=(10,15)) \n",
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" \n",
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" sb.stripplot(x='Count', y='Languages', data=df, \\\n",
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" size=5, color=DOT_COLOR1, label=\"have worked with\", jitter=True)\n",
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" sb.stripplot(x='Count', y='Languages', data=df2, \\\n",
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" size=5, color=DOT_COLOR2, label=\"want to work with\", jitter=True)\n",
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" \n",
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" # chatgpt draws my legend\n",
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" # Create custom legend handles to avoid duplicates\n",
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" # color = 'w' means do not draw line bissecting point\n",
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" blue_patch = plt.Line2D(\n",
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" [0], [0], marker='o', color=BG_COLOR, \\\n",
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" label=label1, markerfacecolor=DOT_COLOR1, markersize=10)\n",
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" red_patch = plt.Line2D(\n",
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" [0], [0], marker='o', color=BG_COLOR, \\\n",
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" label=label2, markerfacecolor=DOT_COLOR2, markersize=10)\n",
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" \n",
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" # Show the legend with custom handles\n",
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" plt.legend(handles=[blue_patch, red_patch], loc=\"center right\")\n",
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" \n",
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" plt.grid(axis='x', linestyle='--', alpha=0.75) \n",
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" plt.title(\"%s vs %s\" % (label1, label2))\n",
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" if saveto is not None:\n",
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" plt.savefig(saveto, bbox_inches='tight')\n",
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" del df, df2\n",
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"\n",
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"l1 = get_langs( so_df )\n",
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"l2 = get_langs( so_df, \"LanguageWantToWorkWith\" )\n",
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"visualize_langs(l1,l2, \n",
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" label1=\"have worked with\", label2=\"want to work with\",\n",
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" saveto=\"images/used-vs-want2use.png\")\n",
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"\n",
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"l3 = get_langs( so_df, \"LanguageAdmired\")\n",
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"l4 = get_langs( so_df, \"LanguageWantToWorkWith\")\n",
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"visualize_langs(l3, l4, \n",
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" label1=\"admired\", label2=\"want to work with\",\n",
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" saveto=\"images/admired-vs-want2use.png\")\n",
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" "
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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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"id": "d0bfdb92-378a-4452-91cc-4d21afd2d6cc",
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"metadata": {},
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"outputs": [],
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"source": [
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"# draw horizontal bar plot\n",
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"# https://seaborn.pydata.org/examples/part_whole_bars.html\n",
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"\n",
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"# investigate extrinsic vs intrinsic motivation\n",
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"def get_difference(dict1, dict2):\n",
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" keys = dict1.keys()\n",
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" result = dict()\n",
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" for key in keys:\n",
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" result[key] = dict1[key] - dict2[key]\n",
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" return result\n",
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"\n",
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"def visualize_diff(diff_dict, color=\"lightblue\", saveto=None):\n",
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" diff_sorted = dict(\n",
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" sorted(diff_dict.items(), key=lambda item: item[1], reverse=True)\n",
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" )\n",
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" KEY = \"Value\"\n",
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" df = pd.DataFrame(diff_sorted.items(), columns=['Languages', 'Value'])\n",
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" plt.figure(figsize=(15,20)) \n",
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" sb.barplot(x=KEY, y='Languages', data=df, color=color)\n",
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" \n",
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" DELTA = '\\u0394'\n",
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" for index, value in enumerate(df[KEY]):\n",
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" # chatgpt annotates my chart\n",
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" # Position the text at the base of the bar\n",
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" if value >= 0:\n",
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" # Adjust the x position for positive values\n",
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" plt.text(value, index, DELTA+str(value), va='center', ha=\"left\") \n",
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" else:\n",
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" # Adjust the x position for negative values\n",
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" plt.text(value, index, DELTA+str(value), va='center', ha='right') \n",
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" lowest = 0\n",
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" offset = 0.5\n",
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" positive_values = df[df[KEY] > 0][KEY]\n",
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" if not positive_values.empty:\n",
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" lowest = positive_values.min()\n",
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" if len(positive_values) < len(df):\n",
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" # don't draw the line if every value is greater than 0\n",
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" plt.axhline(y=df[KEY].tolist().index(lowest) + offset, color='red', linestyle='--')\n",
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" if saveto is not None:\n",
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" plt.savefig(saveto, bbox_inches='tight')\n",
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" \n",
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"motiv_diff = get_difference(l2, l1)\n",
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"# print(motiv_diff)\n",
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"visualize_diff(motiv_diff, saveto=\"images/delta.png\")\n",
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"\n",
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"# determine level of hype\n",
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"hype = get_difference(l4, l3)\n",
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"# print(hype)\n",
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"visualize_diff(hype, color=\"red\")"
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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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"id": "f6b1a935-eeda-416f-8adf-5e854d3aa066",
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"metadata": {},
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"outputs": [],
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"source": [
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"# do people fall out of love with langs\n",
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"# the more they are used professionally?\n",
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"\n",
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"def visualize_favor(df, key_x, key_y, MAGIC_X=0, MAGIC_Y=0, title=str(), saveto=None):\n",
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" plt.figure()\n",
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" OFFSET = 1 # push text away from point slightly\n",
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" for i in range(merged.shape[0]):\n",
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" # label points that aren't un a cluster\n",
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" if merged[key_x][i] > MAGIC_X or merged[key_y][i] > MAGIC_Y:\n",
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" plt.text(merged[key_x].iloc[i]+OFFSET, \n",
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" merged[key_y].iloc[i]+OFFSET, \n",
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" merged[\"Language\"].iloc[i], \n",
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" ha=\"left\",\n",
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" size='medium')\n",
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"\n",
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" sb.scatterplot(data=merged, x=key_x, y=key_y, hue=\"Language\")\n",
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" plt.legend(loc='lower left', bbox_to_anchor=(0, -1.25), ncol=3) \n",
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" plt.title(title)\n",
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" if saveto is not None:\n",
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" plt.savefig(saveto, bbox_inches='tight')\n",
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" pass\n",
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"key_x = \"Have Worked With\"\n",
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"key_y = \"Want To Use and Have Used Difference\"\n",
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"df1 = pd.DataFrame(l1.items(), columns=['Language', key_x])\n",
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"df2 = pd.DataFrame(motiv_diff.items(), columns=['Language', key_y])\n",
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"# chatgpt tells me how to combine df\n",
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"merged = pd.merge(df1, df2[[\"Language\", key_y]], on='Language', how='left')\n",
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"visualize_favor(merged, key_x, key_y, \n",
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" MAGIC_X=5000, MAGIC_Y=2000, \n",
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" saveto=\"images/favor.png\")\n",
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"del df1, df2, merged"
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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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"id": "e90cf119-c50d-468a-bc87-72dac41176ce",
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"metadata": {
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"scrolled": true
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},
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"outputs": [],
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"source": [
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"# see how much money are people making\n",
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"\n",
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"def get_mean_by_category(df, category, key=\"ConvertedCompYearly\"):\n",
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" unique = df[category].unique()\n",
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" result = dict()\n",
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" for u in unique:\n",
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" mean = df[df[category] == u][key].mean()\n",
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" result[u] = mean\n",
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" return result\n",
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"\n",
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"def show_me_the_money(df, saveto=None):\n",
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" key_x = \"ConvertedCompYearly\"\n",
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" key_y = \"DevType\"\n",
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" \n",
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" means = get_mean_by_category(df, key_y) \n",
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" mean_df = pd.DataFrame(means.items(), columns=[key_y, key_x])\n",
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"\n",
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" plt.figure(figsize=(14,18)) \n",
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" plt.axvline(x=1e5, color='red', linestyle='--', label=\"x = $100,000\")\n",
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" plt.axvline(x=1e6, color='lightgreen', linestyle='--', label=\"x = millionaire\")\n",
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" sb.barplot(x=key_x, y=key_y, data=mean_df.sort_values(by=key_x), \\\n",
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" color='lavender', alpha=0.7, label=\"average compensation\")\n",
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" sb.stripplot(x=key_x, y=key_y, data=df, \\\n",
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" size=3, jitter=True)\n",
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" if saveto is not None:\n",
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" plt.savefig(saveto, bbox_inches='tight')\n",
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" \n",
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"# print survey ans\n",
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"#employment_status = Counter(so_df[\"MainBranch\"])\n",
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"#print(employment_status)\n",
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"\n",
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"#employment_type = Counter(so_df[\"DevType\"])\n",
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"#print(employment_type)\n",
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"\n",
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"key = \"ConvertedCompYearly\"\n",
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"# answers = so_df[:-1][key].count()\n",
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"# print(answers, \"people answered re: \", key)\n",
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"df_no_na = so_df.dropna(subset=[key])\n",
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"indices = df_no_na[key].nlargest(15).index\n",
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"\n",
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"show_me_the_money( df_no_na.drop(indices), saveto=\"images/compensation-by-profession.png\" )\n",
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"# could also ask myself what portion of developers \n",
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"# earn less than the mean compensation\n",
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"# (what titles have high standard deviations in earnings)"
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]
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}
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],
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"metadata": {
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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": "3.12.7"
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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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