Advanced Python Workshop August 2-4, 2013 http://advancedpython.hasgeek.com/

Advanced Python Workshop - Day 1.ipynb

Advanced Python Workshop - Day 2.ipynb

Advanced Python Workshop - Day 3.ipynb

Advanced Python Workshop - Practice Problems.ipynb

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     "source": [
      "# Advanced Python Workshop - Practice Problems\n",
      "[[Day 1]](http://nbviewer.ipython.org/6137954/Advanced%20Python%20Workshop%20-%20Day%201.ipynb) - \n",
      "[[Day 2]](http://nbviewer.ipython.org/6137954/Advanced%20Python%20Workshop%20-%20Day%202.ipynb) - \n",
      "[[Day 3]](http://nbviewer.ipython.org/6137954/Advanced%20Python%20Workshop%20-%20Day%203.ipynb) -\n",
      "[[Practice Problems]](http://nbviewer.ipython.org/6137954/Advanced%20Python%20Workshop%20-%20Practice%20Problems.ipynb)\n",
      "\n",
      "August 2-4, 2013 <br/>\n",
      "by [Anand Chitipothu](http://anandology.com/) <br/>\n",
      "<http://advancedpython.hasgeek.com/>"
     ]
    },
    {
     "cell_type": "markdown",
     "metadata": {},
     "source": [
      "## Slides Used in the workshop\n",
      "\n",
      "* [Python Warmup](http://anandology.com/apy/slides/python-warmup.html)\n",
      "* [Classes](http://anandology.com/apy/slides/classes.html)"
     ]
    },
    {
     "cell_type": "markdown",
     "metadata": {},
     "source": [
      "## Practice Problems"
     ]
    },
    {
     "cell_type": "markdown",
     "metadata": {},
     "source": [
      "**Higher-Order Functions and Decorators**"
     ]
    },
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     "source": [
      "**Problem:** Write a decorator function `with_retries` to allowing calling a function again after sometime if it fails with an exception.\n",
      "\n",
      "    @with_retries(retries=10, wait_time=5)\n",
      "    def wget(url):\n",
      "        return urllib.urlopen(url).read()\n",
      "\n",
      "The `with_reties` function takes two optional arguments `retries` and `wait_time`. The `retries` specifies how many times the function should keep trying in case of failures and `wait_time` specified the time to wait between retries in seconds."
     ]
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