Myron

The number calculating mistakes in introduction.py

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The number calculating mistakes in introduction.py The length of the `users` list is 11 not 10 so the answer of average user's friends is 2.182 instead of 2.4. ``` num_users...

Question of the add friends code

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Sorry I have a problem concerning the comment in your code: ``` # and then populate the lists with friendships for i, j in friendships: # this works because users[i]...

Missing code for chapter2

function calls mismatched dict names

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I have been reproduced your code and it failed here and I find that the code below is mismatched in dict names ``` from collections import defaultdict # keys are...

In the code to produce picture 1-3 you miss the line code to produce title of the picture. see [code](https://github.com/joelgrus/data-science-from-scratch/blob/master/code/introduction.py#L139) You should add a line `plt.title("Salary by Years Experience")` into...

code to sort people from the most friends to the least friends is missing in introduction.py

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code to sort people from the most friends to the least friends is missing in introduction.py .

Please add a new comment about `from __future__ import division` When someone is new to Python and he follows your directions step by step then he wiil find his is...

Is it fixed for loading the trained weights for FPN model?

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Hi I have been trying to load my trained FPN weights and it shows this error, ```python raise KeyError("%s is not a file in the archive" % key) KeyError: 'extractor/base/res2/a/conv3/bn/beta...

Hi, I have tried the software but enconter this proble, > python music_reco_app.py /usr/local/lib/python2.7/dist-packages/sklearn/base.py:315: UserWarning: Trying to unpickle estimator GaussianNB from version pre-0.18 when using version 0.18.2. This might lead...

Hello, I noticed a typo on Page 59. In the third line from the bottom, "The XBGoost library provides" should be corrected to "XGBoost". Thank you for your attention to...