Programming Articles - Page 782 of 2501

To convert given Timestamp to Period, use the timestamp.to_period() method. Within that, set the frequency using the freq parameter.At first, import the required libraries −import pandas as pdSet the timestamp object in Pandastimestamp = pd.Timestamp('2021-09-14T15:12:34.261811624')Now, convert timestamp to Period. We have set the frequency as Month using the "freq" parameter with value 'M'timestamp.to_period(freq='M')ExampleFollowing is the codeimport pandas as pd # set the timestamp object in Pandas timestamp = pd.Timestamp('2021-09-14T15:12:34.261811624') # display the Timestamp print("Timestamp...", timestamp) # convert timestamp to Period # we have set the frequency as Month using the "freq" parameter with value 'M' print("Timestamp to ... Read More

To construct an IntervalArray from an array-like of tuples, use the pandas.arrays.IntervalArray.from_tuples() method.At first, import the required libraries −import pandas as pdConstruct a new IntervalArray from an array-like of tuples: −array = pd.arrays.IntervalArray.from_tuples([(10, 25), (15, 70)]) Display the intervalArray −print("Our IntervalArray...", array)Getting the length of IntervalArray −print("Our IntervalArray length...", array.length) ExampleFollowing is the code −import pandas as pd # Construct a new IntervalArray from an array-like of tuples array = pd.arrays.IntervalArray.from_tuples([(10, 25), (15, 70)]) # Display the IntervalArray print("Our IntervalArray...", array) # Getting the length of IntervalArray # Returns an Index with entries denoting the length of ... Read More

To check if the Intervals in the IntervalArray is empty, use the array.is_empty property in Pandas.At first, import the required libraries −import pandas as pdCreate two Interval objects. Open interval set using the "closed" parameter with value "neither" −interval1 = pd.Interval(0, 0, closed='neither') interval2 = pd.Interval(20, 50, closed='neither')Display the intervals −print("Interval1...", interval1) print("Interval2...", interval2)Construct a new IntervalArray from Interval objects −array = pd.arrays.IntervalArray([interval1, interval2]) Check if the Intervals in the IntervalArray is empty −print("Check if IntervalArray is empty?", array.is_empty)ExampleFollowing is the code −import pandas as pd # Create two Interval objects # Open interval set using the "closed" parameter ... Read More

To return an Index with entries denoting the length of each Interval in the IntervalArray, use the array.length property.At first, import the required libraries −import pandas as pdCreate two Interval objects. Closed intervals set using the "closed" parameter with value "both" −interval1 = pd.Interval(50, 75, closed='both') interval2 = pd.Interval(65, 95, closed='both')Construct a new IntervalArray from Interval objects −array = pd.arrays.IntervalArray([interval1, interval2]) Display the IntervalArray −print("Our IntervalArray...", array)Getting the length of IntervalArray. Returns an Index with entries denoting the length of each Interval in the IntervalArray −print("Our IntervalArray length...", array.length) ExampleFollowing is the code −import pandas as pd # Create ... Read More

To return the midpoint of each Interval in the IntervalArray as an Index, use the array.mid property. At first, At first, import the required libraries −import pandas as pdCreate two Interval objects. Closed intervals set using the "closed" parameter with value "both" −interval1 = pd.Interval(50, 75, closed='both') interval2 = pd.Interval(65, 90, closed='both')Display the intervals −print("Interval1...", interval1) print("Interval2...", interval2)Construct a new IntervalArray from Interval objects −array = pd.arrays.IntervalArray([interval1, interval2]) Midpoint of each Interval in the IntervalArray as an Index −print("The midpoint of each interval in the IntervalArray...", array.mid)ExampleFollowing is the code −import pandas as pd # Create two Interval objects ... Read More

To return the right endpoints of each Interval in the IntervalArray as an Index, use the array.right property.At first, import the required libraries −import pandas as pdCreate two Interval objects −interval1 = pd.Interval(10, 25) interval2 = pd.Interval(15, 70)Display the intervals −print("Interval1...", interval1) print("Interval2...", interval2)Construct a new IntervalArray from Interval objects −array = pd.arrays.IntervalArray([interval1, interval2])Get the right endpoints −print("The right endpoints of each Interval in the IntervalArray as an Index...", array.right)ExampleFollowing is the code −import pandas as pd # Create two Interval objects interval1 = pd.Interval(10, 25) interval2 = pd.Interval(15, 70) # display the intervals print("Interval1...", interval1) print("Interval2...", interval2) ... Read More

To return the left endpoints of each Interval in the IntervalArray as an Index, use the array.left property.At first, import the required libraries −import pandas as pdCreate two Interval objects −nterval1 = pd.Interval(10, 25) interval2 = pd.Interval(15, 70)Display the intervals −print("Interval1...", interval1) print("Interval2...", interval2)Construct a new IntervalArray from Interval objects −array = pd.arrays.IntervalArray([interval1, interval2])Get the left endpoints −print("The left endpoints of each Interval in the IntervalArray as an Index...", array.left)ExampleFollowing is the code −import pandas as pd # Create two Interval objects interval1 = pd.Interval(10, 25) interval2 = pd.Interval(15, 70) # display the intervals print("Interval1...", interval1) print("Interval2...", interval2) ... Read More

To create a Pandas array for interval data, use the pandas.arrays.IntervalArray() method. At first, import the required libraries −import pandas as pdCreate two Interval objects −interval1 = pd.Interval(10, 30) interval2 = pd.Interval(30, 70)Display the intervals −print("Interval1...", interval1) print("Interval2...", interval2)Construct a new IntervalArray from Interval objects −array = pd.arrays.IntervalArray([interval1, interval2]) ExampleFollowing is the code −import pandas as pd # Create two Interval objects interval1 = pd.Interval(10, 30) interval2 = pd.Interval(30, 70) # display the intervals print("Interval1...", interval1) print("Interval2...", interval2) # Construct a new IntervalArray from Interval objects array = pd.arrays.IntervalArray([interval1, interval2]) # Display the IntervalArray print("Our IntervalArray...", ... Read More

To get the right bound for the interval, use the interval.right property. At first, import the required libraries −import pandas as pdUse Timestamps as the bounds to create a time interval. Closed interval set using the "closed" parameter with value "right" −interval = pd.Interval(pd.Timestamp('2020-01-01 00:00:00'), pd.Timestamp('2021-01-01 00:00:00'), closed='left')Get the right bound −print("The right bound for the Interval...", interval.right)ExampleFollowing is the code −import pandas as pd # Use Timestamps as the bounds to create a time interval # Closed interval set using the "closed" parameter with value "right" interval = pd.Interval(pd.Timestamp('2020-01-01 00:00:00'), pd.Timestamp('2021-01-01 00:00:00'), closed='left') ... Read More

Suppose we have a list of numbers called nums. We have to find the number of index pairs i, j, where i < j such that nums[i] + nums[j] is equal to 2^k for some 0 >= k.So, if the input is like nums = [1, 2, 6, 3, 5], then the output will be 3, as there are three pairs sum like (6, 2): sum is 8, (5, 3): sum is 8 and (1, 3) sum is 4To solve this, we will follow these steps −res := 0c := a map containing frequencies of each elements present infor each ... Read More