.

poli.py

@@ -0,0 +1,20 @@
+# -*- coding: cp1251 -*-
+
+import pandas as pd
+
+ROWS_PER_FILE = 199
+
+df = pd.read_excel('FILENAME.xlsx')
+
+ROWS_PER_FILE = 199
+num_files = (len(df) // ROWS_PER_FILE) + (1 if len(df) % ROWS_PER_FILE > 0 else 0)
+
+for i in range(num_files):
+    start_row = i * ROWS_PER_FILE
+    end_row = start_row + ROWS_PER_FILE
+    df_subset = df.iloc[start_row:end_row]
+    
+    output_filename = f'File_{i + 1}.xlsx'
+    df_subset.to_excel(output_filename, index=False)
+
+print(f'Ñîçäàíî {num_files} ôàéëîâ.')

poli.pyproj

@@ -0,0 +1,35 @@
+<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="4.0">
+  <PropertyGroup>
+    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
+    <SchemaVersion>2.0</SchemaVersion>
+    <ProjectGuid>449a49cf-3fa1-4417-a668-4cb481f000d8</ProjectGuid>
+    <ProjectHome>.</ProjectHome>
+    <StartupFile>poli.py</StartupFile>
+    <SearchPath>
+    </SearchPath>
+    <WorkingDirectory>.</WorkingDirectory>
+    <OutputPath>.</OutputPath>
+    <Name>poli</Name>
+    <RootNamespace>poli</RootNamespace>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)' == 'Debug' ">
+    <DebugSymbols>true</DebugSymbols>
+    <EnableUnmanagedDebugging>false</EnableUnmanagedDebugging>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)' == 'Release' ">
+    <DebugSymbols>true</DebugSymbols>
+    <EnableUnmanagedDebugging>false</EnableUnmanagedDebugging>
+  </PropertyGroup>
+  <ItemGroup>
+    <Compile Include="poli.py" />
+  </ItemGroup>
+  <Import Project="$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)\Python Tools\Microsoft.PythonTools.targets" />
+  <!-- Uncomment the CoreCompile target to enable the Build command in
+       Visual Studio and specify your pre- and post-build commands in
+       the BeforeBuild and AfterBuild targets below. -->
+  <!--<Target Name="CoreCompile" />-->
+  <Target Name="BeforeBuild">
+  </Target>
+  <Target Name="AfterBuild">
+  </Target>
+</Project>

poli.sln

@@ -0,0 +1,23 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.3.32929.385
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{888888A0-9F3D-457C-B088-3A5042F75D52}") = "poli", "poli.pyproj", "{449A49CF-3FA1-4417-A668-4CB481F000D8}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{449A49CF-3FA1-4417-A668-4CB481F000D8}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{449A49CF-3FA1-4417-A668-4CB481F000D8}.Release|Any CPU.ActiveCfg = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {C80A78DE-CACB-4BBC-85C3-B0FEE3B2964B}
+	EndGlobalSection
+EndGlobal