Search results for "python"
epub, azw3, pdf |eng | 2020-05-29 | Author:Maignan, Nicolas [Maignan, Nicolas]

from sklearn.model_selection import GridSearchCV params = { "boosting" : "gbdt" , # gdbt, rf, goss or dart "objective" : "regression" , "metrics" : ["l2_root" , "l1" ], # metric(s) to ...
( Category: Data Processing June 3,2020 )
epub |eng | 2020-05-16 | Author:Academy, Code Developer & Simpson, Oliver R. [Academy, Code Developer]

Mastering the application domain. The data scientist must quickly master how the data will be applied in a specific environment. Visualizing the big picture of a multifaceted system. Once you ...
( Category: Data Mining June 1,2020 )
epub, pdf |eng | 2020-04-29 | Author:Micha Gorelick [Gorelick, Micha]

As in the gevent example, we must use a semaphore to limit the number of requests. We return a new coroutine that will asynchronously download files and respect the locking ...
( Category: Performance Optimization May 30,2020 )
epub, mobi |eng | 2019-05-25 | Author:Eric Matthes

We’ll position the ship at the bottom center of the screen. To do so, make the value of self.rect.midbottom match the midbottom attribute of the screen’s rect ➍. Pygame uses ...
( Category: other May 26,2020 )
mobi, epub |eng | 0101-01-01 | Author:Ken Youens-Clark

It’s much less code to write this with an if expression to select whether to take the upper- or lowercase character. ransom = [] for char in text: ransom.append(char.upper() if ...
( Category: other May 25,2020 )
azw3, epub |eng | 2020-05-18 | Author:Brian Dayton [Dayton, Brian]

print(py_solution().int_to_Roman(1)) print(py_solution().int_to_Roman(4000)) Exercise 2: Now that we have had a chance to write out our first class, it is time for us to look at how to work with something ...
( Category: Python May 25,2020 )
azw3, epub |eng | 2020-05-01 | Author:Carlsson, Mathias [Carlsson, Mathias]

Chapter 9: String Fundamentals Up to this point, we've learned about numbers and intersected, and we've studied numbers and explored Python's constantly changing type model. In this chapter, we'll mainly ...
( Category: Data Modeling & Design May 25,2020 )
epub |eng | 2020-05-21 | Author:Ananda, Olaf Art [Ananda, Olaf Art]

from PyQt5.QtCore import QObject, pyqtProperty, pyqtSignal, pyqtSlot 6 7 8 class Bridge (QObject): 9 textChanged = pyqtSignal() 10 11 def __init__ (self , parent=None ): 12 QObject.__init__ (self , parent) ...
( Category: other May 25,2020 )
azw3 |eng | 2020-05-21 | Author:Olaf Art Ananda [Ananda, Olaf Art]

from PyQt5.QtCore import QObject, pyqtProperty, pyqtSignal, pyqtSlot 6 7 8 class Bridge (QObject): 9 textChanged = pyqtSignal() 10 11 def __init__ (self , parent=None ): 12 QObject.__init__ (self , parent) ...
( Category: other May 25,2020 )
azw3, epub |eng | 2020-05-19 | Author:Nathan Metzler [Metzler, Nathan]

The number of iterations a loop will go through will be equal to the number of elements present in a list/tuple if control statements are not used inside the loop. ...
( Category: Python May 25,2020 )
epub |eng | 2020-05-18 | Author:Academy, Computer Programming [Academy, Computer Programming]

plt.ylim([0, 1] ) predicted_label = np.argmax(predictions_array ) thisplot[predicted_label].set_color('red' ) thisplot[true_label].set_color('blue')” Now, for example, you may want to generate a prediction for a specific picture in the testing data set. You ...
( Category: Python Programming May 25,2020 )
azw3, epub |eng | 2020-05-19 | Author:Dominique SAGE [SAGE, Dominique]

Dealing With Errors In order to better handle program errors and exceptions, it’s best to change what Python displays by default. Keep in mind that at the end of the ...
( Category: other May 25,2020 )
azw3 |eng | 2020-05-18 | Author:Computer Programming Academy [Academy, Computer Programming]

plt.ylim([0, 1] ) predicted_label = np.argmax(predictions_array ) thisplot[predicted_label].set_color('red' ) thisplot[true_label].set_color('blue')” Now, for example, you may want to generate a prediction for a specific picture in the testing data set. You ...
( Category: Python Programming May 25,2020 )

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