python ex

Author: Sinrez

stepic/.DS_Store

@@ -0,0 +1,77 @@
+import string
+
+# print(string.ascii_letters)
+# print(string.punctuation)
+# print(string.hexdigits)
+# print(string.digits)
+
+test_str1 = 'The shells she sells are sea-shell5'
+test_str2 = 'IntergallacticPython'
+test_str3 = '419209'
+
+res = "".join([c for c in test_str1 if c in string.ascii_letters])
+
+# print(all([c.isalpha() for c in test_str1]))
+
+# print(test_str1.isnumeric())
+# print(test_str3.isnumeric())
+
+# print(res)
+
+# print(test_str1.isalnum())
+# print(test_str2.isalpha())
+
+sample_str = 'Peter Piper picked a peck of pickled peppers'
+
+# print(sample_str.startswith('Peter'))
+# print(sample_str.startswith('peter'))
+# print(sample_str.endswith('peppers'))
+
+# print(sample_str.find('picked'))
+# print(sample_str.rfind('picked'))
+
+new_str = sample_str.replace('pepper', 'apple')
+# print(new_str)
+
+# print(sample_str.count('a'))
+
+sample_str2 = 'Betty Botter bought a bit of butter'
+
+# print(sample_str2.upper())
+# print(sample_str2.lower())
+
+# split_res = sample_str2.split(" ")
+# print(split_res)
+
+# join_res = " ".join(split_res)
+# print(join_res)
+
+names = ["Doc", "Grumpy", "Bashful", "Sleepy", "Happy", "Sneezy", "Dopey"]
+longest = max(len(name) for name in names)
+
+# for name in names:
+#     print(name.ljust(longest+2, "-") + ":")
+# for name in names:
+#     print(name.center(longest+2, "-") + ":")
+# for name in names:
+#     print(name.rjust(longest+2, "-") + ":")
+
+the_str = "The quick brown $animal $action over the lazy dog"
+the_template = string.Template(the_str)
+# from string import Template
+# output_str = the_template.substitute(animal='fox', action='jumped')
+# print(output_str)
+
+# args = {
+#     "animal": "cow",
+#     "action": "ran"
+# }
+
+# output_str = the_template.substitute(args)
+# print(output_str)
+
+product = "laptop"
+price = "199.99"
+tax = 0.08
+
+print(f"{product} has a price of {price}, plus {tax:.2%} tax")