Under what circumstances would von use a while statement rather than for?

774

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What is the purpose of the pythonpath environment variable?

899

---

How many data types are there in python?

882

---

Explain the use of with statement?

762

---

Why and when do you use generators in python?

851

---

How to save an image when you know the url?

739

---

Draw a comparison between the range and xrange in python?

797

---

How to display the contents of the text file in reverse order?

856

---

What is python? What do you understand of pep 8?

809

---

What do you think is the output of the following code fragment?

815

---

Does python have a-main() method?

883

---

How to save an image locally using python whose url address I already know?

864

---

What is the purpose of “end” in python?

873

---

When would you use triple quotes as a delimiter?

857

---

How will you distinguish between numpy and scipy?

866

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