3. 数值的格式化输出 如果只是对一个单独的数值做格式化输出的话我们使用内建的format()函数即可 x=1234.56789 ##Two decimal places of accuracy format(x,'0.2f') ##Right justified in 10 chars,one-digit accuracy format(x,'>10.1f') ##Left justified format(x,'<10.1f') ##Centered format(x,'^1...
print("Original Number: ", x) # Format the value of 'x' to two decimal places and print it with a label. print("Formatted Number: "+"{:.2f}".format(x)) # Print the original value of 'y' with a label. print("Original Number: ", y) # Format the value of 'y' to two deci...
Rounding numbers to two decimal places is common. Money only uses two decimal places; you do not want to process a monetary value with a third decimal place. Weights are often represented with two decimal places; extra values are for additional precision that is not necessary in most cases. ...
You can usestr.format(number)along with.2finside the placeholder, i.e.,{:.2f}. This returns a string representation of the number up to two decimal places, as shown below. Solution: 1 2 3 4 5 6 7 8 importmath radius=5 area=math.pi*radius*radius ...
decimal_places=2, default=0) order = models.ForeignKey( Order, on_delete=models.CASCADE, related_name='items') 在这里,我们还定义了一个Meta类,以便我们可以为模型设置一些元数据。在这种情况下,我们将verbose_name_plural设置为Order items,以便在 Django 管理界面中正确拼写。然后,我们定义了product_id,na...
In the example above, I generated a new string based on the input values of two already-created variables by using thecurly brackets placeholderto show where the variables should be written. Then, I passed the variables as a parameter to the format method. ...
Show Solution num =8print('%o'% num) Run Exercise 4: Display float number with 2 decimal places usingprint() Given: num =458.541315 Expected Output: 458.54 Show Hint Use the%.2fformatting code inprint()function to format float number to two decimal places. ...
again = decimal.Decimal(72) / decimal.Decimal(7) print(again) 1. 2. 3. 4. 5. 6. 7. 8. 9. We did the division operation two times to prove a point. Let’s see the output for this program: Noticed something? The precision we set was only valid for a single time. Next time ...
Round a field's value to two decimal places. Expression: round(!area!, 2) Use the math module to help convert meters to feet. The conversion is raised to the power of 2 and multiplied by the area. Expression: MetersToFeet((float(!shape.area!))) Code Block: import math def MetersTo...
ReadAdd Two Numbers Using Functions in Python Python format number with commas and 2 decimal places Now, let me show you a few methods of how to format number with commas and 2 decimal places in Python. 1. Using f-strings (Python 3.6+) ...