diff --git a/pythonProject/.idea/.gitignore b/pythonProject/.idea/.gitignore
new file mode 100644
index 0000000000000000000000000000000000000000..13566b81b018ad684f3a35fee301741b2734c8f4
--- /dev/null
+++ b/pythonProject/.idea/.gitignore
@@ -0,0 +1,8 @@
+# Default ignored files
+/shelf/
+/workspace.xml
+# Editor-based HTTP Client requests
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml
diff --git a/pythonProject/.idea/inspectionProfiles/profiles_settings.xml b/pythonProject/.idea/inspectionProfiles/profiles_settings.xml
new file mode 100644
index 0000000000000000000000000000000000000000..105ce2da2d6447d11dfe32bfb846c3d5b199fc99
--- /dev/null
+++ b/pythonProject/.idea/inspectionProfiles/profiles_settings.xml
@@ -0,0 +1,6 @@
+<component name="InspectionProjectProfileManager">
+  <settings>
+    <option name="USE_PROJECT_PROFILE" value="false" />
+    <version value="1.0" />
+  </settings>
+</component>
\ No newline at end of file
diff --git a/pythonProject/.idea/misc.xml b/pythonProject/.idea/misc.xml
new file mode 100644
index 0000000000000000000000000000000000000000..2a01189048dd51552f6ba99bf21b7c67f3613c98
--- /dev/null
+++ b/pythonProject/.idea/misc.xml
@@ -0,0 +1,7 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Black">
+    <option name="sdkName" value="Python 3.12 (pythonProject)" />
+  </component>
+  <component name="ProjectRootManager" version="2" project-jdk-name="Python 3.12 (pythonProject)" project-jdk-type="Python SDK" />
+</project>
\ No newline at end of file
diff --git a/pythonProject/.idea/modules.xml b/pythonProject/.idea/modules.xml
new file mode 100644
index 0000000000000000000000000000000000000000..e15ec35fe054f3b2c7c21e3dcca866d6a79ca0ba
--- /dev/null
+++ b/pythonProject/.idea/modules.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/pythonProject.iml" filepath="$PROJECT_DIR$/.idea/pythonProject.iml" />
+    </modules>
+  </component>
+</project>
\ No newline at end of file
diff --git a/pythonProject/.idea/pythonProject.iml b/pythonProject/.idea/pythonProject.iml
new file mode 100644
index 0000000000000000000000000000000000000000..2c80e1269497d12e018fd6afa29982e56b0fb70d
--- /dev/null
+++ b/pythonProject/.idea/pythonProject.iml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="PYTHON_MODULE" version="4">
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$">
+      <excludeFolder url="file://$MODULE_DIR$/.venv" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>
\ No newline at end of file
diff --git a/pythonProject/7.5/__pycache__/datas.cpython-312.pyc b/pythonProject/7.5/__pycache__/datas.cpython-312.pyc
new file mode 100644
index 0000000000000000000000000000000000000000..1c7e899513a9c8b84e1fc1922746770664060155
Binary files /dev/null and b/pythonProject/7.5/__pycache__/datas.cpython-312.pyc differ
diff --git a/pythonProject/7.5/datas.py b/pythonProject/7.5/datas.py
new file mode 100644
index 0000000000000000000000000000000000000000..ed9304d510b6992ab848892d0b20f90e5e557ed3
--- /dev/null
+++ b/pythonProject/7.5/datas.py
@@ -0,0 +1,152 @@
+datas=[
+    #模拟的吕梁第一类房子
+    {
+        "city":"吕梁",
+        "area":100,
+        "rooms":2,
+        "school":1,
+        "style":1,
+        "price":8000
+    },
+    {
+        "city":"吕梁",
+        "area":100,
+        "rooms":2,
+        "school":1,
+        "style":1,
+        "price":7800
+    },
+    {
+        "city":"吕梁",
+        "area":100,
+        "rooms":2,
+        "school":1,
+        "style":1,
+        "price":8200
+    },
+    #模拟的吕梁第二类房子
+    {
+        "city":"吕梁",
+        "area":130,
+        "rooms":3,
+        "school":1,
+        "style":1,
+        "price":8500
+    },
+    {
+        "city":"吕梁",
+        "area":135,
+        "rooms":3,
+        "school":1,
+        "style":1,
+        "price":8300
+    },
+    {
+        "city":"吕梁",
+        "area":140,
+        "rooms":3,
+        "school":1,
+        "style":1,
+        "price":8600
+    },
+    #模拟的吕梁第三类房子
+    {
+        "city":"吕梁",
+        "area":130,
+        "rooms":3,
+        "school":2,
+        "style":2,
+        "price":6500
+    },
+    {
+        "city":"吕梁",
+        "area":135,
+        "rooms":3,
+        "school":2,
+        "style":2,
+        "price":6300
+    },
+    {
+        "city":"吕梁",
+        "area":140,
+        "rooms":3,
+        "school":2,
+        "style":2,
+        "price":5600
+    },
+    #模拟的太原第一类房子
+    {
+        "city":"太原",
+        "area":100,
+        "rooms":2,
+        "school":1,
+        "style":1,
+        "price":10000
+    },
+    {
+        "city":"太原",
+        "area":100,
+        "rooms":2,
+        "school":1,
+        "style":1,
+        "price":9800
+    },
+    {
+        "city":"太原",
+        "area":100,
+        "rooms":2,
+        "school":1,
+        "style":1,
+        "price":9200
+    },
+    #模拟的太原第二类房子
+    {
+        "city":"太原",
+        "area":130,
+        "rooms":3,
+        "school":1,
+        "style":1,
+        "price":10500
+    },
+    {
+        "city":"太原",
+        "area":135,
+        "rooms":3,
+        "school":1,
+        "style":1,
+        "price":10300
+    },
+    {
+        "city":"太原",
+        "area":140,
+        "rooms":3,
+        "school":1,
+        "style":1,
+        "price":10600
+    },
+    #模拟的太原第三类房子
+    {
+        "city":"太原",
+        "area":130,
+        "rooms":3,
+        "school":2,
+        "style":2,
+        "price":8500
+    },
+    {
+        "city":"太原",
+        "area":135,
+        "rooms":3,
+        "school":2,
+        "style":2,
+        "price":8300
+    },
+    {
+        "city":"太原",
+        "area":140,
+        "rooms":3,
+        "school":2,
+        "style":2,
+        "price":8600
+    },
+]
\ No newline at end of file
diff --git a/pythonProject/7.5/predict.py b/pythonProject/7.5/predict.py
new file mode 100644
index 0000000000000000000000000000000000000000..2600a3e93e758c935870555b4b40b7b03e4e8d94
--- /dev/null
+++ b/pythonProject/7.5/predict.py
@@ -0,0 +1,27 @@
+import numpy as np
+
+from datas import datas
+X=[]
+Y=[]
+cityMark={"吕梁":1, "太原":2}
+for itme in datas:
+    single=[]
+    #城市
+    single.append(cityMark[itme["city"]])
+    #面积
+    single.append(itme["area"])
+    #房间数
+    single.append(itme["rooms"])
+    #学区房
+    single.append(itme["school"])
+    #装修
+    single.append(itme["style"])
+    X.append(single)
+    Y.append(itme["price"])
+
+X=np.array(X)
+Y=np.array(Y)
+
+theta=np.linalg.pinv(X.T.dot(X)).dot(X.T).dot(Y)
+
+print(theta.dot(np.array([2,100,2,1,1])))