Session2_class.ipynb

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    "# Session 2 : Data Types & Built in Functions"
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    "1) Numbers\n",
    "2) Strings\n",
    "3) Lists\n",
    "4) Dictionaries\n",
    "5) Converting Data Types"
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    "### Review of some of the basic data types"
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   "source": [
    "a = 5\n",
    "b = 5.5\n",
    "c = '5'"
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    "type(a)"
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    "type(b)"
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    "type(c)"
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    "Integers are **whole numbers with no decimal**. Floats always contain **a decimal**. Strings are read as their **characters. "
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    "Converting data types is very useful. Some of the most useful built-in functions are ones that convert one type to another. "
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   "source": [
    "a + c"
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   "source": [
    "a + int(b)"
   ]
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   "source": [
    "a + float(c)"
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   "source": [
    "# Lists and Indexing"
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   "source": [
    "Acessing Values in Lists"
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   "source": [
    "Python is indexed from 0 instead of from 1. To remember this, think about birthdays, when you're born you are 0 years old not 1 year old. "
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    "Updating Lists"
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   "source": [
    "#length:\n"
   ]
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   "source": [
    "#repitition\n"
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    "#check if value is in list\n"
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    "### Dictionaries - A very useful data type"
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   "source": [
    "# A dictionary is composed of one or more key : value pairs"
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   "source": [
    "### Python Built In Functions"
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