Python: Create a string from two given strings concatenating uncommon characters of the said strings
Python String: Exercise-70 with Solution
Write a Python program to create a string from two given strings concatenating uncommon characters of the said strings.
Sample Solution:-
Python Code:
def uncommon_chars_concat(s1, s2):
set1 = set(s1)
set2 = set(s2)
common_chars = list(set1 & set2)
result = [ch for ch in s1 if ch not in common_chars] + [ch for ch in s2 if ch not in common_chars]
return(''.join(result))
s1 = 'abcdpqr'
s2 = 'xyzabcd'
print("Original Substrings:\n",s1+"\n",s2)
print("\nAfter concatenating uncommon characters:")
print(uncommon_chars_concat(s1, s2))
Sample Output:
Original Substrings: abcdpqr xyzabcd After concatenating uncommon characters: pqrxyz
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Python: Tips of the Day
Find current directory and file's directory:
To get the full path to the directory a Python file is contained in, write this in that file:
import os dir_path = os.path.dirname(os.path.realpath(__file__))
(Note that the incantation above won't work if you've already used os.chdir() to change your current working directory, since the value of the __file__ constant is relative to the current working directory and is not changed by an os.chdir() call.)
To get the current working directory use
import os cwd = os.getcwd()
Documentation references for the modules, constants and functions used above:
- The os and os.path modules.
- The __file__ constant
- os.path.realpath(path) (returns "the canonical path of the specified filename, eliminating any symbolic links encountered in the path")
- os.path.dirname(path) (returns "the directory name of pathname path")
- os.getcwd() (returns "a string representing the current working directory")
- os.chdir(path) ("change the current working directory to path")
Ref: https://bit.ly/3fy0R6m
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