1. Introduction to Python By Neil Cook Twitter: njcuk9999 Email: neil.james.cook@gmail.com Slides/Notes: star.herts.ac.uk/~ncook/pythonneil.james.cook@gmail.com

2. 3.0 Interacting with your script

3. The input function 1 3.0 Interacting with your script

4. The input function 2 3.0 Interacting with your script

5. The input function 3 3.0 Interacting with your script

6. Type function 3.0 Interacting with your script

7. The input function 4 3.0 Interacting with your script

8. The input function 5 3.0 Interacting with your script

9. The raw_input function 1 3.0 Interacting with your script

10. The raw_input function 2 3.0 Interacting with your script

11. The raw_input function 3 3.0 Interacting with your script

12. Exercise 3.0a 3.0 Interacting with your script

13. Solution 3.0a 1 3.0 Interacting with your script

14. Solution 3.0a 2 3.0 Interacting with your script

15. 3.1 Functions

16. Defining Functions 3.1 Functions

17. Syntax 1 3.1 Functions

18. Syntax 2 3.1 Functions

19. Syntax 3 3.1 Functions

20. Syntax 4 3.1 Functions

21. Syntax 5 3.1 Functions

22. Syntax 6 3.1 Functions

23. Exercise 3.1a 3.1 Functions

24. Solution 3.1a 3.1 Functions

25. Built-in functions 3.1 Functions A full list of built-in functions is available here. http://docs.python.org/2/library/functions.html http://docs.python.org/2/library/functions.html Note that there are not that many - these are only the most common functions. Most functions are in fact keep inside separate modules (i.e. in numpy, matplotlib etc).

26. Scope 1 3.1 Functions

27. Scope 2 3.1 Functions

28. Global Scope 1 3.1 Functions

29. Global Scope 2 3.1 Functions

30. Local vs Global 1 3.1 Functions

31. Local vs Global 2 3.1 Functions

32. Exercise 3.1b 3.1 Functions

33. Solution 3.1b 3.1 Functions

34. 3.2 Defining Modules

35. Defining Modules 3.2 Defining Modules

36. Syntax 1 3.2 Defining Modules

37. Syntax 2 3.2 Defining Modules

38. More on Importing Modules 1 3.2 Defining Modules

39. More on Importing Modules 2 3.2 Defining Modules

40. Executing Modules as Scripts 3.2 Defining Modules

41. The Module Search Path 1 3.2 Defining Modules

42. The Module Search Path 2 3.2 Defining Modules

43. The Module Search Path 3 3.2 Defining Modules

44. 3.3 Reading and Writing Files

45. In the rest of this sub-section we will be using this file: co2data.txt

46. 3.3 Reading and Writing Files

47. Reading Files 1 3.3 Reading and Writing Files

48. Reading Files 2 3.3 Reading and Writing Files

49. Reading Files 3 3.3 Reading and Writing Files

50. Reading a file line by line 3.3 Reading and Writing Files

51. Separating the data columns 1 3.3 Reading and Writing Files

52. Separating the data columns 2 3.3 Reading and Writing Files

53. Creating a script 3.3 Reading and Writing Files

54. Exercise 3.3a 3.3 Reading and Writing Files

55. Solution 3.3a 3.3 Reading and Writing Files

56. Exercise 3.3b 3.3 Reading and Writing Files

57. Solution 3.3b 3.3 Reading and Writing Files

58. Convenient Function 1 3.3 Reading and Writing Files

59. Convenient Function 2 3.3 Reading and Writing Files

60. Writing Files 1 3.3 Reading and Writing Files

61. Writing Files 2 3.3 Reading and Writing Files

62. Exercise 3.3c 3.3 Reading and Writing Files

63. Solution 3.3c 3.3 Reading and Writing Files

64. Problems 3 3.4 Problems 3