Implement hands on hp-reset-commits

hands_on/reset_commits.py

@@ -0,0 +1,98 @@
+import os
+
+from exercise_utils.file import append_to_file, create_or_update_file
+from exercise_utils.git import add, commit, init, tag
+
+__requires_git__ = True
+__requires_github__ = False
+
+
+def download(verbose: bool):
+    os.makedirs("things")
+    os.chdir("things")
+    init(verbose)
+
+    create_or_update_file(
+        "fruits.txt",
+        """
+        apples
+        bananas
+        cherries
+        dragon fruits
+        """
+    )
+    add(["fruits.txt"], verbose)
+    commit("Add fruits.txt", verbose)
+
+    append_to_file(
+        "fruits.txt",
+        """
+        elderberries
+        figs
+        """)
+    add(["fruits.txt"], verbose)
+    commit("Add elderberries and figs into fruits.txt", verbose)
+
+    create_or_update_file(
+        "colours.txt",
+        "a file for colours\n"
+    )
+    create_or_update_file(
+        "shapes.txt",
+        "a file for shapes\n"
+    )
+    add(["colours.txt", "shapes.txt"], verbose)
+    commit("Add colours.txt, shapes.txt", verbose)
+    tag("0.9", verbose)
+
+    create_or_update_file(
+        "fruits.txt",
+        """
+        apples, apricots
+        bananas
+        blueberries
+        cherries
+        dragon fruits
+        figs
+        """)
+    add(["fruits.txt"], verbose)
+    commit("Update fruits list", verbose)
+
+    append_to_file(
+        "colours.txt",
+        "bad colour\n"
+    )
+    add(["colours.txt"], verbose)
+    commit("Incorrectly update colours.txt", verbose)
+
+    append_to_file(
+        "shapes.txt",
+        "bad shape\n"
+    )
+    add(["shapes.txt"], verbose)
+    commit("Incorrectly update shapes.txt", verbose)
+
+    append_to_file(
+        "fruits.txt",
+        "bad fruit\n"
+    )
+    add(["fruits.txt"], verbose)
+    commit("Incorrectly update fruits.txt", verbose)
+
+    create_or_update_file(
+        "incorrect.txt",
+        "bad line\n"
+    )
+    add(["incorrect.txt"], verbose)
+    commit("Add incorrect.txt", verbose)
+
+    append_to_file(
+        "colours.txt",
+        "another bad colour\n"
+    )
+    add(["colours.txt"], verbose)
+
+    append_to_file(
+        "shapes.txt",
+        "another bad shape\n"
+    )