>>>b1 =dict(api=1, author='Douglas Hofstadter',...type='book', title='Gödel, Escher, Bach')>>>get_creators(b1) ['Douglas Hofstadter']>>>fromcollectionsimportOrderedDict>>>b2 = OrderedDict(api=2,type='book',...title='Python in a Nutshell',...authors='Martelli Ravenscroft Holden'....
importjava.util.Scanner;publicclassHappyProgram{publicstaticvoidmain(String args[]){Scannerinput_a=newScanner(System.in); System.out.print("Enter a number: ");intYourNumber=input_a.nextInt();if(YourNumber >10) System.out.println("Your number is greater than ten") ;if(YourNumber <=10) S...
OpenBSD 和 Mac OS X 都集成了 Python，可以在终端下直接运行 Python。
Alternatively, if you take sample_name.py and run it as a script, then Python will set __name__ to the "__main__" string . To confirm this fact, go ahead and run the following command: Shell $ python sample_name.py The type of __name__ is: <class 'str'> The value of _...
The default encoding for Python source code is UTF-8, so you can simply include a Unicode character in a string literal: try:withopen('/tmp/input.txt','r')asf:...exceptOSError:# 'File not found' error message.print("Fichier non trouvé") ...
41. Remove Non-Alphanumerics Write a Python program to remove everything except alphanumeric characters from a string. Click me to see the solution 42. Find URLs Write a Python program to find URLs in a string. Click me to see the solution ...
Write a Python program to remove the nth index character from a nonempty string. Click me to see the sample solution10. Swap first and last chars of a string.Write a Python program to change a given string to a newly string where the first and last chars have been exchanged. Click ...
In this range, you use the arguments to calculate number times each integer from one to ten. In particular, the last step argument makes sure that numbers in each row are correctly spaced out.To format the table, you use an f-string and the end parameter of print(), which keeps each ...
The upper(), lower(), isupper(), and islower() String Methods The upper() and lower() string methods return a new string where all the letters in the original string have been converted to uppercase or lower-case, respectively. Nonletter characters in the string remain unchanged. Enter ...
The default encoding for Python source code is UTF-8, so you can simply include a Unicode character in a string literal: try:withopen('/tmp/input.txt','r')asf:...exceptOSError:# 'File not found' error message.print("Fichier non trouvé") ...