Ring rows are a sub for pull ups. keep a nice tight plank position and pull your chest up to the rings.
Ring Row video
Pull up progression
Using a lower bar sit with your knees bent and your backside directly under the bar. Pull yourself straight up getting your chin over the bar.
Push up progression
Here are some push up progressions for when baby gets in the way.
Use a tire or box to maintain full range of motion
Gymnastics mats can also be used for an elevated push up.
You can also do push ups against a wall if the other progressions become uncomfortable.
Using an empty bar or broomstick accross the back of your shoulders bend at the hips sending them back. Keep a nice flat back and your head in a neutral position.
Good Mornings Video
Muscle Snatch Video
Hang Dumbell Clean