Python programming: Difference between revisions
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== Lists, Tuples, Sets, Dicts == | === Lists, Tuples, Sets, Dicts === | ||
to do :: List operations you can perform on each...in a chart... | to do :: List operations you can perform on each...in a chart... | ||
Revision as of 12:12, 17 April 2013
Python basics
Python IDE
I use PyDev for my Python IDE. See My PyDev Notes section.
Escape sequences
Insert list or link to list of escape sequences
Type conversions
int() float()
Conditionals
| Operator | Conditions when true |
|---|---|
| x == y | x and y have same value |
| x != y | x and y don't have same value |
| x < y | x value is less than y value |
| x <= y | x value is less than or equal to y value |
| x > y | x value is greater than y value |
| x >= y | x value is greater than or equal to y value |
| string methods (s1 and s2 are strings) | conditions when true |
| s1.startswith(s2) | String s1 starts with s2 |
| s1.endswith(s2) | String s1 ends with s2 |
| s1.isalnum() | All characters in s1 are alphanumeric and there is >= 1 character |
| s1.isalpha() | All characters in s1 are alphabetic and there is >= 1 character |
| s1.isdigit() | All characters in s1 are digits and there is >= 1 character |
| s1.islower() | All cased characters in s1 are lowercase and there is >= 1 cased character |
| s.isupper() | All cased characters in s1 are uppercase and there is >= 1 cased character |
Lists, Tuples, Sets, Dicts
to do :: List operations you can perform on each...in a chart...
Sets // fill in later
| Operation | Method Call | Returns |