Chapter 5, Handling Files, Directories, and Data

1. By using the pathlib library.

2. Following is the answer:

print(*objects, sep=' ', end='\n', file=sys.stdout, flush=False)

3. If called without an argument, return the names in the current scope. Otherwise, return an alphabetized list of names comprising (some of) the attributes of the given object, and the attributes reachable from it.
4. A DataFrame is a two-dimensional size, mutable, and potentially heterogeneous tabular data structure with labeled axes.
   Series is the data structure for a single column of a DataFrame, not only conceptually, but literally; that is, the data in a DataFrame is actually stored in memory as a collection of series.
5. List comprehensions provide a concise way to create new lists.
6. Yes:

Set comprehension {s**2 for s in range(10)}
Dict comprehension {n: n**2 for n in range(5)}

7. Following...