Commit 0d0c7df

author

Amogh Singhal

authored

Merge pull request devAmoghS#1 from luiz-surian/patch-1

Fix has_only_digits.py

2 parents 81cd29b + 5625194 commit 0d0c7dfCopy full SHA for 0d0c7df

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+11

-13

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+11

-13

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Lines changed: 11 additions & 13 deletions

Original file line number	Diff line number	Diff line change
`@@ -1,18 +1,16 @@`
`1`		`-# Given a string, check if it only contains digits`
	`1`	`+# Given a string, check if it only contains digits.`
`2`	`2`
`3`	`3`	`def is_digit(input_str):`
`4`		`- digits = dict()`
`5`		`-`
`6`		`- for char in input_str:`
`7`		`- if char in digits:`
`8`		`- digits[char] += 1`
`9`		`- else:`
`10`		`- digits[char] = 1`
`11`		`-`
`12`		`- if sum(digits.values()) == len(input_str):`
`13`		`- return True`
`14`		`- else:`
`15`		`- return False`
	`4`	`+ try:`
	`5`	`+ # If its possible to convert to a number, return True.`
	`6`	`+ int(input_str)`
	`7`	`+ return True`
	`8`	`+ except ValueError:`
	`9`	`+ # If the string contains letters, above will fail, returning False.`
	`10`	`+ return False`
`16`	`11`
`17`	`12`	`result = is_digit("095357973590759530")`
`18`	`13`	`print(result) # True`
	`14`	`+`
	`15`	`+result = is_digit("1234abc567")`
	`16`	`+print(result) # False`

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