Challenges

Untitled.ipynb

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     "text": [
      "  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current\n",
      "                                 Dload  Upload   Total   Spent    Left  Speed\n",
      "100 10784  100 10784    0     0  14469      0 --:--:-- --:--:-- --:--:-- 14455\n"
     ]
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   "source": [
    "!curl \"https://raw.githubusercontent.com/MIDS-INFO-W18/Course-Syllabus/master/week_4/data.json?token=ABkQBzMOBCfAanGNTEiSbJPb_dS20zrGks5Wuov6wA%3D%3D\" > data.json"
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   "source": [
    "import json\n",
    "\n",
    "with open(\"data.json\") as f:\n",
    "     temp = json.load(f)\n",
    "     data = temp['data']\n",
    "     cols = temp['cols']"
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   "source": [
    "1. Write a comprehension that will extract out all the names and removes duplicates in doing so. The resulting data structure may be a list or a set.\n",
    "\n",
    "2. Count the number of people in each state. There are several ways of doing this so I won't give any tips!\n",
    "\n",
    "3. Write a comprehension that will end up with a key of name and value of phone number. The result should be a dictionary.\n",
    "\n",
    "4. Write a comprehension to find which letters of the alphabet (if any) are not used as the first letter in their names. Don't just list which ones we have, but which ones we are missing."
   ]
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