diff options
Diffstat (limited to 'Doc/faq/library.rst')
| -rw-r--r-- | Doc/faq/library.rst | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/Doc/faq/library.rst b/Doc/faq/library.rst index 2f82a0c..b5fdfa4 100644 --- a/Doc/faq/library.rst +++ b/Doc/faq/library.rst @@ -257,7 +257,8 @@ all the threads to finish:: import threading, time def thread_task(name, n): - for i in range(n): print(name, i) + for i in range(n): + print(name, i) for i in range(10): T = threading.Thread(target=thread_task, args=(str(i), i)) @@ -273,7 +274,8 @@ A simple fix is to add a tiny sleep to the start of the run function:: def thread_task(name, n): time.sleep(0.001) # <--------------------! - for i in range(n): print(name, i) + for i in range(n): + print(name, i) for i in range(10): T = threading.Thread(target=thread_task, args=(str(i), i)) @@ -502,8 +504,8 @@ in big-endian format from a file:: import struct with open(filename, "rb") as f: - s = f.read(8) - x, y, z = struct.unpack(">hhl", s) + s = f.read(8) + x, y, z = struct.unpack(">hhl", s) The '>' in the format string forces big-endian data; the letter 'h' reads one "short integer" (2 bytes), and 'l' reads one "long integer" (4 bytes) from the @@ -681,10 +683,10 @@ Yes. Here's a simple example that uses urllib.request:: import urllib.request - ### build the query string + # build the query string qs = "First=Josephine&MI=Q&Last=Public" - ### connect and send the server a path + # connect and send the server a path req = urllib.request.urlopen('http://www.some-server.out-there' '/cgi-bin/some-cgi-script', data=qs) with req: @@ -740,8 +742,9 @@ varies between systems; sometimes it is ``/usr/lib/sendmail``, sometimes ``/usr/sbin/sendmail``. The sendmail manual page will help you out. Here's some sample code:: - SENDMAIL = "/usr/sbin/sendmail" # sendmail location import os + + SENDMAIL = "/usr/sbin/sendmail" # sendmail location p = os.popen("%s -t -i" % SENDMAIL, "w") p.write("To: receiver@example.com\n") p.write("Subject: test\n") |