Python quick reference - Revision history

Nighthawk at 13:34, 14 July 2022

2022-07-14T13:34:52Z

2022-07-14T13:33:01Z

‎string replace

2022-03-03T19:23:29Z

‎Command line arguments - sys.argv

2022-01-25T16:35:36Z

‎accessing input from a pipe

2022-01-25T16:34:52Z

2019-10-16T13:49:36Z

‎Common string operations

2019-10-10T08:27:55Z

‎Common string operations

2019-10-10T08:27:33Z

‎Common string operations

2019-10-10T08:27:13Z

‎Common string operations

2018-05-15T20:12:07Z

‎print

@@ Line 118: / Line 118: @@
 use splitlines and test for string using regex via re.search
+<source lang="python">
 import re
 txt = "foo\nbar\n foo\n bar"
@@ Line 124: / Line 124: @@
     if re.search("\sfoo", line):
       print line
 ==System-specific parameters and functions==

@@ Line 113: / Line 113: @@
 Prints the string by replacing only 3 occurrence of Geeks
   print(string.replace("geeks", "GeeksforGeeks", 3))
 ==System-specific parameters and functions==

@@ Line 124: / Line 124: @@
 <br>len(sys.argv) = number of args
 <br> str(sys.argv) = argument list
 ===accessing input from a pipe===

@@ Line 126: / Line 126: @@
 ===accessing input from a pipe===
 <source lang="python">
 import sys

← Older revision		Revision as of 16:34, 25 January 2022
Line 124:		Line 124:
	<br>len(sys.argv) = number of args		<br>len(sys.argv) = number of args
	<br> str(sys.argv) = argument list		<br> str(sys.argv) = argument list
		+
		+	===accessing input from a pipe===
		+	<source lang="python">
		+	import sys
		+
		+	for line in iter(sys.stdin.readline, ''):
		+	sys.stdout.write(line)
		+	</source>

@@ Line 104: / Line 104: @@
   >>> print (str.split( ))[0]
   this
 ==System-specific parameters and functions==

@@ Line 93: / Line 93: @@
   print s.split()[n]
 </source>
 ==System-specific parameters and functions==

@@ Line 70: / Line 70: @@
 print variables with text
 <source lang="python">
 print 'my variable is %s' % FOO
+</source>
 print 'my variable are %s %s' % (FOO, BAR)
+print without a newline, use comma at the end of the print statement
 </source>